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From git-site-r...@apache.org
Subject [bookkeeper] branch asf-site updated: Updated site at revision 758cdeb
Date Wed, 04 Oct 2017 07:35:31 GMT
This is an automated email from the ASF dual-hosted git repository.

git-site-role pushed a commit to branch asf-site
in repository https://gitbox.apache.org/repos/asf/bookkeeper.git


The following commit(s) were added to refs/heads/asf-site by this push:
     new 0ce02e5  Updated site at revision 758cdeb
0ce02e5 is described below

commit 0ce02e5b6a4bb32173a6d5a1000786c55ed83a62
Author: jenkins <builds@apache.org>
AuthorDate: Wed Oct 4 07:35:28 2017 +0000

    Updated site at revision 758cdeb
---
 .../class-use/AsyncCallback.AddCallback.html       |  24 +-
 .../class-use/AsyncCallback.CloseCallback.html     |  10 +-
 .../BKException.BKNotEnoughBookiesException.html   |  28 +-
 .../bookkeeper/client/class-use/BKException.html   |  48 +--
 .../bookkeeper/client/class-use/BookKeeper.html    |   8 +-
 .../class-use/BookieInfoReader.BookieInfo.html     |  12 +-
 .../client/class-use/BookiesListener.html          |  14 +-
 .../class-use/DigestManager.RecoveryData.html      |   4 +-
 .../class-use/DistributionSchedule.AckSet.html     |   4 +-
 .../DistributionSchedule.QuorumCoverageSet.html    |   4 +-
 .../client/class-use/EnsemblePlacementPolicy.html  |   4 +-
 ...ologyAwareEnsemblePlacementPolicy.Ensemble.html |   8 +-
 ...logyAwareEnsemblePlacementPolicy.Predicate.html |   8 +-
 .../bookkeeper/client/class-use/LedgerEntry.html   |  12 +-
 .../bookkeeper/client/class-use/LedgerHandle.html  |  76 ++--
 .../client/class-use/LedgerMetadata.html           |  14 +-
 ...dLastConfirmedOp.LastConfirmedDataCallback.html |   4 +-
 ...ogyAwareEnsemblePlacementPolicy.BookieNode.html |  20 +-
 .../org/apache/bookkeeper/client/package-tree.html |   2 +-
 .../conf/class-use/ClientConfiguration.html        |  12 +-
 .../feature/class-use/FeatureProvider.html         |  22 +-
 .../apache/bookkeeper/stats/class-use/Counter.html |   6 +-
 .../apache/bookkeeper/stats/class-use/Gauge.html   |  24 +-
 .../bookkeeper/stats/class-use/OpStatsData.html    |   4 +-
 .../bookkeeper/stats/class-use/OpStatsLogger.html  |   6 +-
 .../bookkeeper/stats/class-use/StatsLogger.html    |  66 ++--
 content/docs/4.5.0/api/javadoc/overview-tree.html  |   2 +-
 .../docs/latest/api/javadoc/allclasses-frame.html  |  10 +-
 .../latest/api/javadoc/allclasses-noframe.html     |  10 +-
 content/docs/latest/api/javadoc/index-all.html     |  66 ++--
 .../class-use/AsyncCallback.AddCallback.html       |  24 +-
 .../class-use/AsyncCallback.CloseCallback.html     |  10 +-
 .../BKException.BKNotEnoughBookiesException.html   |  28 +-
 .../bookkeeper/client/class-use/BKException.html   |  48 +--
 .../bookkeeper/client/class-use/BookKeeper.html    |   8 +-
 .../class-use/BookieInfoReader.BookieInfo.html     |  12 +-
 .../client/class-use/BookiesListener.html          |  14 +-
 .../class-use/DigestManager.RecoveryData.html      |   4 +-
 .../class-use/DistributionSchedule.AckSet.html     |   4 +-
 .../DistributionSchedule.QuorumCoverageSet.html    |   4 +-
 .../client/class-use/EnsemblePlacementPolicy.html  |   4 +-
 ...ologyAwareEnsemblePlacementPolicy.Ensemble.html |   8 +-
 ...logyAwareEnsemblePlacementPolicy.Predicate.html |   8 +-
 .../bookkeeper/client/class-use/LedgerEntry.html   |  12 +-
 .../bookkeeper/client/class-use/LedgerHandle.html  |  76 ++--
 .../client/class-use/LedgerMetadata.html           |  14 +-
 ...dLastConfirmedOp.LastConfirmedDataCallback.html |   4 +-
 ...ogyAwareEnsemblePlacementPolicy.BookieNode.html |  20 +-
 .../org/apache/bookkeeper/client/package-tree.html |   2 +-
 .../conf/class-use/ClientConfiguration.html        |  12 +-
 .../feature/class-use/FeatureProvider.html         |  22 +-
 .../org/apache/bookkeeper/stats/Counter.html       |   2 +-
 .../org/apache/bookkeeper/stats/OpStatsLogger.html |   6 +-
 .../javadoc/org/apache/bookkeeper/stats/Stats.html |   4 +-
 .../org/apache/bookkeeper/stats/StatsLogger.html   |   2 +-
 .../org/apache/bookkeeper/stats/StatsProvider.html |   2 +-
 .../apache/bookkeeper/stats/class-use/Counter.html |  51 ++-
 .../apache/bookkeeper/stats/class-use/Gauge.html   |  48 ++-
 .../bookkeeper/stats/class-use/OpStatsData.html    |  36 +-
 .../bookkeeper/stats/class-use/OpStatsLogger.html  |  51 ++-
 .../bookkeeper/stats/class-use/StatsLogger.html    | 134 ++++---
 .../bookkeeper/stats/class-use/StatsProvider.html  |  36 +-
 .../org/apache/bookkeeper/stats/package-frame.html |   5 -
 .../apache/bookkeeper/stats/package-summary.html   |  34 +-
 .../org/apache/bookkeeper/stats/package-tree.html  |   9 +-
 .../org/apache/bookkeeper/stats/package-use.html   |  53 ++-
 .../stats/prometheus/PrometheusCounter.html        | 372 +++++++++++++++++++
 .../prometheus/PrometheusMetricsProvider.html      | 334 +++++++++++++++++
 .../stats/prometheus/PrometheusOpStatsLogger.html  | 402 ++++++++++++++++++++
 .../stats/prometheus/PrometheusStatsLogger.html    | 413 +++++++++++++++++++++
 .../{Stats.html => prometheus/PrometheusUtil.html} | 167 +++------
 .../prometheus/class-use/PrometheusCounter.html    | 125 +++++++
 .../class-use/PrometheusMetricsProvider.html       | 125 +++++++
 .../class-use/PrometheusOpStatsLogger.html         | 125 +++++++
 .../class-use/PrometheusStatsLogger.html           | 125 +++++++
 .../stats/prometheus/class-use/PrometheusUtil.html | 125 +++++++
 .../bookkeeper/stats/prometheus/package-frame.html |  24 ++
 .../stats/prometheus/package-summary.html          | 178 +++++++++
 .../bookkeeper/stats/prometheus/package-tree.html  | 142 +++++++
 .../bookkeeper/stats/prometheus/package-use.html   | 125 +++++++
 .../stats/twitter/finagle/package-summary.html     |   4 +-
 .../stats/twitter/finagle/package-tree.html        |   4 +-
 .../docs/latest/api/javadoc/overview-frame.html    |   1 +
 .../docs/latest/api/javadoc/overview-summary.html  |  17 +
 content/docs/latest/api/javadoc/overview-tree.html |  13 +-
 content/docs/latest/api/javadoc/package-list       |   1 +
 86 files changed, 3447 insertions(+), 718 deletions(-)

diff --git a/content/docs/4.5.0/api/javadoc/org/apache/bookkeeper/client/class-use/AsyncCallback.AddCallback.html b/content/docs/4.5.0/api/javadoc/org/apache/bookkeeper/client/class-use/AsyncCallback.AddCallback.html
index 0bd0572..879beff 100644
--- a/content/docs/4.5.0/api/javadoc/org/apache/bookkeeper/client/class-use/AsyncCallback.AddCallback.html
+++ b/content/docs/4.5.0/api/javadoc/org/apache/bookkeeper/client/class-use/AsyncCallback.AddCallback.html
@@ -138,27 +138,19 @@
 <tbody>
 <tr class="altColor">
 <td class="colFirst"><code>void</code></td>
-<td class="colLast"><span class="typeNameLabel">ReadOnlyLedgerHandle.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/bookkeeper/client/ReadOnlyLedgerHandle.html#asyncAddEntry-byte:A-org.apache.bookkeeper.client.AsyncCallback.AddCallback-java.lang.Object-">asyncAddEntry</a></span>(byte[]&nbsp;data,
-             <a href="../../../../../org/apache/bookkeeper/client/AsyncCallback.AddCallback.html" title="interface in org.apache.bookkeeper.client">AsyncCallback.AddCallback</a>&nbsp;cb,
-             <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;ctx)</code>&nbsp;</td>
-</tr>
-<tr class="rowColor">
-<td class="colFirst"><code>void</code></td>
 <td class="colLast"><span class="typeNameLabel">LedgerHandle.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/bookkeeper/client/LedgerHandle.html#asyncAddEntry-byte:A-org.apache.bookkeeper.client.AsyncCallback.AddCallback-java.lang.Object-">asyncAddEntry</a></span>(byte[]&nbsp;data,
              <a href="../../../../../org/apache/bookkeeper/client/AsyncCallback.AddCallback.html" title="interface in org.apache.bookkeeper.client">AsyncCallback.AddCallback</a>&nbsp;cb,
              <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;ctx)</code>
 <div class="block">Add entry asynchronously to an open ledger.</div>
 </td>
 </tr>
-<tr class="altColor">
+<tr class="rowColor">
 <td class="colFirst"><code>void</code></td>
-<td class="colLast"><span class="typeNameLabel">ReadOnlyLedgerHandle.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/bookkeeper/client/ReadOnlyLedgerHandle.html#asyncAddEntry-byte:A-int-int-org.apache.bookkeeper.client.AsyncCallback.AddCallback-java.lang.Object-">asyncAddEntry</a></span>(byte[]&nbsp;data,
-             int&nbsp;offset,
-             int&nbsp;length,
+<td class="colLast"><span class="typeNameLabel">ReadOnlyLedgerHandle.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/bookkeeper/client/ReadOnlyLedgerHandle.html#asyncAddEntry-byte:A-org.apache.bookkeeper.client.AsyncCallback.AddCallback-java.lang.Object-">asyncAddEntry</a></span>(byte[]&nbsp;data,
              <a href="../../../../../org/apache/bookkeeper/client/AsyncCallback.AddCallback.html" title="interface in org.apache.bookkeeper.client">AsyncCallback.AddCallback</a>&nbsp;cb,
              <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;ctx)</code>&nbsp;</td>
 </tr>
-<tr class="rowColor">
+<tr class="altColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><span class="typeNameLabel">LedgerHandle.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/bookkeeper/client/LedgerHandle.html#asyncAddEntry-byte:A-int-int-org.apache.bookkeeper.client.AsyncCallback.AddCallback-java.lang.Object-">asyncAddEntry</a></span>(byte[]&nbsp;data,
              int&nbsp;offset,
@@ -168,7 +160,7 @@
 <div class="block">Add entry asynchronously to an open ledger, using an offset and range.</div>
 </td>
 </tr>
-<tr class="altColor">
+<tr class="rowColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><span class="typeNameLabel">LedgerHandleAdv.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/bookkeeper/client/LedgerHandleAdv.html#asyncAddEntry-byte:A-int-int-org.apache.bookkeeper.client.AsyncCallback.AddCallback-java.lang.Object-">asyncAddEntry</a></span>(byte[]&nbsp;data,
              int&nbsp;offset,
@@ -178,6 +170,14 @@
 <div class="block">LedgerHandleAdv will not allow addEntry without providing an entryId</div>
 </td>
 </tr>
+<tr class="altColor">
+<td class="colFirst"><code>void</code></td>
+<td class="colLast"><span class="typeNameLabel">ReadOnlyLedgerHandle.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/bookkeeper/client/ReadOnlyLedgerHandle.html#asyncAddEntry-byte:A-int-int-org.apache.bookkeeper.client.AsyncCallback.AddCallback-java.lang.Object-">asyncAddEntry</a></span>(byte[]&nbsp;data,
+             int&nbsp;offset,
+             int&nbsp;length,
+             <a href="../../../../../org/apache/bookkeeper/client/AsyncCallback.AddCallback.html" title="interface in org.apache.bookkeeper.client">AsyncCallback.AddCallback</a>&nbsp;cb,
+             <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;ctx)</code>&nbsp;</td>
+</tr>
 <tr class="rowColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><span class="typeNameLabel">LedgerHandle.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/bookkeeper/client/LedgerHandle.html#asyncAddEntry-io.netty.buffer.ByteBuf-org.apache.bookkeeper.client.AsyncCallback.AddCallback-java.lang.Object-">asyncAddEntry</a></span>(io.netty.buffer.ByteBuf&nbsp;data,
diff --git a/content/docs/4.5.0/api/javadoc/org/apache/bookkeeper/client/class-use/AsyncCallback.CloseCallback.html b/content/docs/4.5.0/api/javadoc/org/apache/bookkeeper/client/class-use/AsyncCallback.CloseCallback.html
index abde95b..738230f 100644
--- a/content/docs/4.5.0/api/javadoc/org/apache/bookkeeper/client/class-use/AsyncCallback.CloseCallback.html
+++ b/content/docs/4.5.0/api/javadoc/org/apache/bookkeeper/client/class-use/AsyncCallback.CloseCallback.html
@@ -123,16 +123,16 @@
 <tbody>
 <tr class="altColor">
 <td class="colFirst"><code>void</code></td>
-<td class="colLast"><span class="typeNameLabel">ReadOnlyLedgerHandle.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/bookkeeper/client/ReadOnlyLedgerHandle.html#asyncClose-org.apache.bookkeeper.client.AsyncCallback.CloseCallback-java.lang.Object-">asyncClose</a></span>(<a href="../../../../../org/apache/bookkeeper/client/AsyncCallback.CloseCallback.html" title="interface in org.apache.bookkeeper.client">AsyncCallback.CloseCallback</a>&nbsp;cb,
-          <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;ctx)</code>&nbsp;</td>
-</tr>
-<tr class="rowColor">
-<td class="colFirst"><code>void</code></td>
 <td class="colLast"><span class="typeNameLabel">LedgerHandle.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/bookkeeper/client/LedgerHandle.html#asyncClose-org.apache.bookkeeper.client.AsyncCallback.CloseCallback-java.lang.Object-">asyncClose</a></span>(<a href="../../../../../org/apache/bookkeeper/client/AsyncCallback.CloseCallback.html" title="interface in org.apache.bookkeeper.client">AsyncCallback.CloseCallback</a>&nbsp;cb,
           <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;ctx)</code>
 <div class="block">Asynchronous close, any adds in flight will return errors.</div>
 </td>
 </tr>
+<tr class="rowColor">
+<td class="colFirst"><code>void</code></td>
+<td class="colLast"><span class="typeNameLabel">ReadOnlyLedgerHandle.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/bookkeeper/client/ReadOnlyLedgerHandle.html#asyncClose-org.apache.bookkeeper.client.AsyncCallback.CloseCallback-java.lang.Object-">asyncClose</a></span>(<a href="../../../../../org/apache/bookkeeper/client/AsyncCallback.CloseCallback.html" title="interface in org.apache.bookkeeper.client">AsyncCallback.CloseCallback</a>&nbsp;cb,
+          <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;ctx)</code>&nbsp;</td>
+</tr>
 <tr class="altColor">
 <td class="colFirst"><code>(package private) void</code></td>
 <td class="colLast"><span class="typeNameLabel">LedgerHandle.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/bookkeeper/client/LedgerHandle.html#asyncCloseInternal-org.apache.bookkeeper.client.AsyncCallback.CloseCallback-java.lang.Object-int-">asyncCloseInternal</a></span>(<a href="../../../../../org/apache/bookkeeper/client/AsyncCallback.CloseCallback.html" title="interface in org.apache.bookkeeper.client">AsyncCallback.CloseCallback</a>&nbsp;cb,
diff --git a/content/docs/4.5.0/api/javadoc/org/apache/bookkeeper/client/class-use/BKException.BKNotEnoughBookiesException.html b/content/docs/4.5.0/api/javadoc/org/apache/bookkeeper/client/class-use/BKException.BKNotEnoughBookiesException.html
index d407b03..9a76bc7 100644
--- a/content/docs/4.5.0/api/javadoc/org/apache/bookkeeper/client/class-use/BKException.BKNotEnoughBookiesException.html
+++ b/content/docs/4.5.0/api/javadoc/org/apache/bookkeeper/client/class-use/BKException.BKNotEnoughBookiesException.html
@@ -115,7 +115,7 @@
 </tr>
 <tr class="rowColor">
 <td class="colFirst"><code><a href="http://docs.oracle.com/javase/8/docs/api/java/util/ArrayList.html?is-external=true" title="class or interface in java.util">ArrayList</a>&lt;org.apache.bookkeeper.net.BookieSocketAddress&gt;</code></td>
-<td class="colLast"><span class="typeNameLabel">RackawareEnsemblePlacementPolicy.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/bookkeeper/client/RackawareEnsemblePlacementPolicy.html#newEnsemble-int-int-int-java.util.Map-java.util.Set-">newEnsemble</a></span>(int&nbsp;ensembleSize,
+<td class="colLast"><span class="typeNameLabel">RackawareEnsemblePlacementPolicyImpl.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/bookkeeper/client/RackawareEnsemblePlacementPolicyImpl.html#newEnsemble-int-int-int-java.util.Map-java.util.Set-">newEnsemble</a></span>(int&nbsp;ensembleSize,
            int&nbsp;writeQuorumSize,
            int&nbsp;ackQuorumSize,
            <a href="http://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<a href="http://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>,byte[]&gt;&nbsp;customMetadata,
@@ -123,23 +123,23 @@
 </tr>
 <tr class="altColor">
 <td class="colFirst"><code><a href="http://docs.oracle.com/javase/8/docs/api/java/util/ArrayList.html?is-external=true" title="class or interface in java.util">ArrayList</a>&lt;org.apache.bookkeeper.net.BookieSocketAddress&gt;</code></td>
-<td class="colLast"><span class="typeNameLabel">DefaultEnsemblePlacementPolicy.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/bookkeeper/client/DefaultEnsemblePlacementPolicy.html#newEnsemble-int-int-int-java.util.Map-java.util.Set-">newEnsemble</a></span>(int&nbsp;ensembleSize,
-           int&nbsp;quorumSize,
+<td class="colLast"><span class="typeNameLabel">RegionAwareEnsemblePlacementPolicy.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/bookkeeper/client/RegionAwareEnsemblePlacementPolicy.html#newEnsemble-int-int-int-java.util.Map-java.util.Set-">newEnsemble</a></span>(int&nbsp;ensembleSize,
+           int&nbsp;writeQuorumSize,
            int&nbsp;ackQuorumSize,
            <a href="http://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<a href="http://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>,byte[]&gt;&nbsp;customMetadata,
            <a href="http://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</a>&lt;org.apache.bookkeeper.net.BookieSocketAddress&gt;&nbsp;excludeBookies)</code>&nbsp;</td>
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 <tr class="rowColor">
 <td class="colFirst"><code><a href="http://docs.oracle.com/javase/8/docs/api/java/util/ArrayList.html?is-external=true" title="class or interface in java.util">ArrayList</a>&lt;org.apache.bookkeeper.net.BookieSocketAddress&gt;</code></td>
-<td class="colLast"><span class="typeNameLabel">RackawareEnsemblePlacementPolicyImpl.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/bookkeeper/client/RackawareEnsemblePlacementPolicyImpl.html#newEnsemble-int-int-int-java.util.Map-java.util.Set-">newEnsemble</a></span>(int&nbsp;ensembleSize,
-           int&nbsp;writeQuorumSize,
+<td class="colLast"><span class="typeNameLabel">DefaultEnsemblePlacementPolicy.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/bookkeeper/client/DefaultEnsemblePlacementPolicy.html#newEnsemble-int-int-int-java.util.Map-java.util.Set-">newEnsemble</a></span>(int&nbsp;ensembleSize,
+           int&nbsp;quorumSize,
            int&nbsp;ackQuorumSize,
            <a href="http://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<a href="http://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>,byte[]&gt;&nbsp;customMetadata,
            <a href="http://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</a>&lt;org.apache.bookkeeper.net.BookieSocketAddress&gt;&nbsp;excludeBookies)</code>&nbsp;</td>
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-<td class="colLast"><span class="typeNameLabel">RegionAwareEnsemblePlacementPolicy.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/bookkeeper/client/RegionAwareEnsemblePlacementPolicy.html#newEnsemble-int-int-int-java.util.Map-java.util.Set-">newEnsemble</a></span>(int&nbsp;ensembleSize,
+<td class="colLast"><span class="typeNameLabel">RackawareEnsemblePlacementPolicy.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/bookkeeper/client/RackawareEnsemblePlacementPolicy.html#newEnsemble-int-int-int-java.util.Map-java.util.Set-">newEnsemble</a></span>(int&nbsp;ensembleSize,
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            <a href="http://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<a href="http://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>,byte[]&gt;&nbsp;customMetadata,
@@ -168,7 +168,7 @@
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 <td class="colFirst"><code><a href="http://docs.oracle.com/javase/8/docs/api/java/util/ArrayList.html?is-external=true" title="class or interface in java.util">ArrayList</a>&lt;org.apache.bookkeeper.net.BookieSocketAddress&gt;</code></td>
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+<td class="colLast"><span class="typeNameLabel">RackawareEnsemblePlacementPolicyImpl.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/bookkeeper/client/RackawareEnsemblePlacementPolicyImpl.html#newEnsemble-int-int-int-java.util.Set-org.apache.bookkeeper.client.ITopologyAwareEnsemblePlacementPolicy.Ensemble-org.apache.bookkeeper.client.ITopologyAwareEnsemblePlacementPolicy.Predicate-">newEnsemble</a></span>(int&nbsp;ensembleSize,
            int&nbsp;writeQuorumSize,
            int&nbsp;ackQuorumSize,
            <a href="http://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</a>&lt;org.apache.bookkeeper.net.BookieSocketAddress&gt;&nbsp;excludeBookies,
@@ -177,7 +177,7 @@
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               <a href="../../../../../org/apache/bookkeeper/client/LedgerHandle.html" title="class in org.apache.bookkeeper.client">LedgerHandle</a>&nbsp;lh,
               <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;ctx)</code>
-<div class="block">Implementation of callback interface for synchronous read method.</div>
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 <tr class="altColor">
 <td class="colFirst"><code>void</code></td>
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               <a href="../../../../../org/apache/bookkeeper/client/LedgerHandle.html" title="class in org.apache.bookkeeper.client">LedgerHandle</a>&nbsp;lh,
               <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;ctx)</code>
-<div class="block">Callback declaration</div>
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 <td class="colFirst"><code>void</code></td>
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-             <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;ctx)</code>&nbsp;</td>
+             <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;ctx)</code>
+<div class="block">Callback definition</div>
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 <td class="colFirst"><code>void</code></td>
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              <a href="../../../../../org/apache/bookkeeper/client/LedgerHandle.html" title="class in org.apache.bookkeeper.client">LedgerHandle</a>&nbsp;lh,
-             <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;ctx)</code>
-<div class="block">Close callback method</div>
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+             <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;ctx)</code>&nbsp;</td>
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 <td class="colFirst"><code>void</code></td>
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              <a href="../../../../../org/apache/bookkeeper/client/LedgerHandle.html" title="class in org.apache.bookkeeper.client">LedgerHandle</a>&nbsp;lh,
              <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;ctx)</code>
-<div class="block">Callback definition</div>
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 <td class="colFirst"><code>void</code></td>
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             <a href="../../../../../org/apache/bookkeeper/client/LedgerHandle.html" title="class in org.apache.bookkeeper.client">LedgerHandle</a>&nbsp;lh,
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             <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;ctx)</code>
-<div class="block">Implementation of callback interface for synchronous read method.</div>
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 <td class="colFirst"><code>void</code></td>
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             <a href="../../../../../org/apache/bookkeeper/client/LedgerHandle.html" title="class in org.apache.bookkeeper.client">LedgerHandle</a>&nbsp;lh,
             <a href="http://docs.oracle.com/javase/8/docs/api/java/util/Enumeration.html?is-external=true" title="class or interface in java.util">Enumeration</a>&lt;<a href="../../../../../org/apache/bookkeeper/client/LedgerEntry.html" title="class in org.apache.bookkeeper.client">LedgerEntry</a>&gt;&nbsp;seq,
             <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;ctx)</code>
-<div class="block">Callback declaration</div>
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index 780210c..686e9a5 100644
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 <td class="colFirst"><code>protected <a href="../../../../../org/apache/bookkeeper/client/LedgerMetadata.html" title="class in org.apache.bookkeeper.client">LedgerMetadata</a></code></td>
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 <td class="colFirst"><code>void</code></td>
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                  <a href="../../../../../org/apache/bookkeeper/client/LedgerMetadata.html" title="class in org.apache.bookkeeper.client">LedgerMetadata</a>&nbsp;metadata)</code>
 <div class="block">Implements Open Ledger Callback.</div>
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-<td class="colFirst"><code>void</code></td>
-<td class="colLast"><span class="typeNameLabel">BookKeeperAdmin.ReadMetadataCallback.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/bookkeeper/client/BookKeeperAdmin.ReadMetadataCallback.html#operationComplete-int-org.apache.bookkeeper.client.LedgerMetadata-">operationComplete</a></span>(int&nbsp;rc,
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 <td class="colFirst"><code>(package private) static <a href="../../../../../org/apache/bookkeeper/client/LedgerMetadata.html" title="class in org.apache.bookkeeper.client">LedgerMetadata</a></code></td>
 <td class="colLast"><span class="typeNameLabel">LedgerMetadata.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/bookkeeper/client/LedgerMetadata.html#parseVersion1Config-org.apache.bookkeeper.client.LedgerMetadata-java.io.BufferedReader-">parseVersion1Config</a></span>(<a href="../../../../../org/apache/bookkeeper/client/LedgerMetadata.html" title="class in org.apache.bookkeeper.client">LedgerMetadata</a>&nbsp;lc,
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index 1039720..edbd26a 100644
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 <td class="colFirst"><code>(package private) <a href="../../../../../org/apache/bookkeeper/client/ReadLastConfirmedOp.LastConfirmedDataCallback.html" title="interface in org.apache.bookkeeper.client">ReadLastConfirmedOp.LastConfirmedDataCallback</a></code></td>
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index c79c074..c55e828 100644
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                          <a href="../../../../../org/apache/bookkeeper/client/ITopologyAwareEnsemblePlacementPolicy.Predicate.html" title="interface in org.apache.bookkeeper.client">ITopologyAwareEnsemblePlacementPolicy.Predicate</a>&lt;<a href="../../../../../org/apache/bookkeeper/client/TopologyAwareEnsemblePlacementPolicy.BookieNode.html" title="class in org.apache.bookkeeper.client">TopologyAwareEnsemblePlacementPolicy.BookieNode</a>&gt;&nbsp;predicate,
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                          <a href="../../../../../org/apache/bookkeeper/client/ITopologyAwareEnsemblePlacementPolicy.Predicate.html" title="interface in org.apache.bookkeeper.client">ITopologyAwareEnsemblePlacementPolicy.Predicate</a>&lt;<a href="../../../../../org/apache/bookkeeper/client/TopologyAwareEnsemblePlacementPolicy.BookieNode.html" title="class in org.apache.bookkeeper.client">TopologyAwareEnsemblePlacementPolicy.BookieNode</a>&gt;&nbsp;predicate,
                          <a href="../../../../../org/apache/bookkeeper/client/ITopologyAwareEnsemblePlacementPolicy.Ensemble.html" title="interface in org.apache.bookkeeper.client">ITopologyAwareEnsemblePlacementPolicy.Ensemble</a>&lt;<a href="../../../../../org/apache/bookkeeper/client/TopologyAwareEnsemblePlacementPolicy.BookieNode.html" title="class in org.apache.bookkeeper.client">TopologyAwareEnsemblePlacementPolicy.BookieNode</a>&gt;&nbsp;ensemble)</code>&nbsp;</td>
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           io.netty.util.HashedWheelTimer&nbsp;timer,
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+<td class="colFirst"><code><a href="../../../../../org/apache/bookkeeper/client/EnsemblePlacementPolicy.html" title="interface in org.apache.bookkeeper.client">EnsemblePlacementPolicy</a></code></td>
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+          <a href="../../../../../org/apache/bookkeeper/stats/StatsLogger.html" title="interface in org.apache.bookkeeper.stats">StatsLogger</a>&nbsp;statsLogger)</code>
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 <td class="colFirst"><code><a href="../../../../../org/apache/bookkeeper/stats/StatsLogger.html" title="interface in org.apache.bookkeeper.stats">StatsLogger</a></code></td>
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+<td class="colFirst"><code><a href="../../../../../org/apache/bookkeeper/stats/StatsLogger.html" title="interface in org.apache.bookkeeper.stats">StatsLogger</a></code></td>
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+<div class="block">Provide the stats logger under scope <i>name</i>.</div>
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 <td class="colFirst"><code>void</code></td>
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+<dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/prometheus/PrometheusCounter.html#add-long-">add(long)</a></span> - Method in class org.apache.bookkeeper.stats.prometheus.<a href="org/apache/bookkeeper/stats/prometheus/PrometheusCounter.html" title="class in org.apache.bookkeeper.stats.prometheus">PrometheusCounter</a></dt>
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/twitter/finagle/CounterImpl.html#add-long-">add(long)</a></span> - Method in class org.apache.bookkeeper.stats.twitter.finagle.<a href="org/apache/bookkeeper/stats/twitter/finagle/CounterImpl.html" title="class in org.apache.bookkeeper.stats.twitter.finagle">CounterImpl</a></dt>
 <dd>&nbsp;</dd>
@@ -831,9 +831,9 @@
 <dd>
 <div class="block">Clear stats for this operation.</div>
 </dd>
-<dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/PrometheusCounter.html#clear--">clear()</a></span> - Method in class org.apache.bookkeeper.stats.<a href="org/apache/bookkeeper/stats/PrometheusCounter.html" title="class in org.apache.bookkeeper.stats">PrometheusCounter</a></dt>
+<dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/prometheus/PrometheusCounter.html#clear--">clear()</a></span> - Method in class org.apache.bookkeeper.stats.prometheus.<a href="org/apache/bookkeeper/stats/prometheus/PrometheusCounter.html" title="class in org.apache.bookkeeper.stats.prometheus">PrometheusCounter</a></dt>
 <dd>&nbsp;</dd>
-<dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/PrometheusOpStatsLogger.html#clear--">clear()</a></span> - Method in class org.apache.bookkeeper.stats.<a href="org/apache/bookkeeper/stats/PrometheusOpStatsLogger.html" title="class in org.apache.bookkeeper.stats">PrometheusOpStatsLogger</a></dt>
+<dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/prometheus/PrometheusOpStatsLogger.html#clear--">clear()</a></span> - Method in class org.apache.bookkeeper.stats.prometheus.<a href="org/apache/bookkeeper/stats/prometheus/PrometheusOpStatsLogger.html" title="class in org.apache.bookkeeper.stats.prometheus">PrometheusOpStatsLogger</a></dt>
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/twitter/finagle/CounterImpl.html#clear--">clear()</a></span> - Method in class org.apache.bookkeeper.stats.twitter.finagle.<a href="org/apache/bookkeeper/stats/twitter/finagle/CounterImpl.html" title="class in org.apache.bookkeeper.stats.twitter.finagle">CounterImpl</a></dt>
 <dd>&nbsp;</dd>
@@ -1104,7 +1104,7 @@
 </dd>
 <dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/NullStatsLogger.NullCounter.html#dec--">dec()</a></span> - Method in class org.apache.bookkeeper.stats.<a href="org/apache/bookkeeper/stats/NullStatsLogger.NullCounter.html" title="class in org.apache.bookkeeper.stats">NullStatsLogger.NullCounter</a></dt>
 <dd>&nbsp;</dd>
-<dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/PrometheusCounter.html#dec--">dec()</a></span> - Method in class org.apache.bookkeeper.stats.<a href="org/apache/bookkeeper/stats/PrometheusCounter.html" title="class in org.apache.bookkeeper.stats">PrometheusCounter</a></dt>
+<dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/prometheus/PrometheusCounter.html#dec--">dec()</a></span> - Method in class org.apache.bookkeeper.stats.prometheus.<a href="org/apache/bookkeeper/stats/prometheus/PrometheusCounter.html" title="class in org.apache.bookkeeper.stats.prometheus">PrometheusCounter</a></dt>
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/twitter/finagle/CounterImpl.html#dec--">dec()</a></span> - Method in class org.apache.bookkeeper.stats.twitter.finagle.<a href="org/apache/bookkeeper/stats/twitter/finagle/CounterImpl.html" title="class in org.apache.bookkeeper.stats.twitter.finagle">CounterImpl</a></dt>
 <dd>&nbsp;</dd>
@@ -1500,7 +1500,7 @@
 </dd>
 <dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/NullStatsLogger.NullCounter.html#get--">get()</a></span> - Method in class org.apache.bookkeeper.stats.<a href="org/apache/bookkeeper/stats/NullStatsLogger.NullCounter.html" title="class in org.apache.bookkeeper.stats">NullStatsLogger.NullCounter</a></dt>
 <dd>&nbsp;</dd>
-<dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/PrometheusCounter.html#get--">get()</a></span> - Method in class org.apache.bookkeeper.stats.<a href="org/apache/bookkeeper/stats/PrometheusCounter.html" title="class in org.apache.bookkeeper.stats">PrometheusCounter</a></dt>
+<dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/prometheus/PrometheusCounter.html#get--">get()</a></span> - Method in class org.apache.bookkeeper.stats.prometheus.<a href="org/apache/bookkeeper/stats/prometheus/PrometheusCounter.html" title="class in org.apache.bookkeeper.stats.prometheus">PrometheusCounter</a></dt>
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/Stats.html#get--">get()</a></span> - Static method in class org.apache.bookkeeper.stats.<a href="org/apache/bookkeeper/stats/Stats.html" title="class in org.apache.bookkeeper.stats">Stats</a></dt>
 <dd>&nbsp;</dd>
@@ -1697,7 +1697,7 @@
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/NullStatsLogger.html#getCounter-java.lang.String-">getCounter(String)</a></span> - Method in class org.apache.bookkeeper.stats.<a href="org/apache/bookkeeper/stats/NullStatsLogger.html" title="class in org.apache.bookkeeper.stats">NullStatsLogger</a></dt>
 <dd>&nbsp;</dd>
-<dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/PrometheusStatsLogger.html#getCounter-java.lang.String-">getCounter(String)</a></span> - Method in class org.apache.bookkeeper.stats.<a href="org/apache/bookkeeper/stats/PrometheusStatsLogger.html" title="class in org.apache.bookkeeper.stats">PrometheusStatsLogger</a></dt>
+<dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/prometheus/PrometheusStatsLogger.html#getCounter-java.lang.String-">getCounter(String)</a></span> - Method in class org.apache.bookkeeper.stats.prometheus.<a href="org/apache/bookkeeper/stats/prometheus/PrometheusStatsLogger.html" title="class in org.apache.bookkeeper.stats.prometheus">PrometheusStatsLogger</a></dt>
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/StatsLogger.html#getCounter-java.lang.String-">getCounter(String)</a></span> - Method in interface org.apache.bookkeeper.stats.<a href="org/apache/bookkeeper/stats/StatsLogger.html" title="interface in org.apache.bookkeeper.stats">StatsLogger</a></dt>
 <dd>&nbsp;</dd>
@@ -2201,7 +2201,7 @@
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/NullStatsLogger.html#getOpStatsLogger-java.lang.String-">getOpStatsLogger(String)</a></span> - Method in class org.apache.bookkeeper.stats.<a href="org/apache/bookkeeper/stats/NullStatsLogger.html" title="class in org.apache.bookkeeper.stats">NullStatsLogger</a></dt>
 <dd>&nbsp;</dd>
-<dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/PrometheusStatsLogger.html#getOpStatsLogger-java.lang.String-">getOpStatsLogger(String)</a></span> - Method in class org.apache.bookkeeper.stats.<a href="org/apache/bookkeeper/stats/PrometheusStatsLogger.html" title="class in org.apache.bookkeeper.stats">PrometheusStatsLogger</a></dt>
+<dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/prometheus/PrometheusStatsLogger.html#getOpStatsLogger-java.lang.String-">getOpStatsLogger(String)</a></span> - Method in class org.apache.bookkeeper.stats.prometheus.<a href="org/apache/bookkeeper/stats/prometheus/PrometheusStatsLogger.html" title="class in org.apache.bookkeeper.stats.prometheus">PrometheusStatsLogger</a></dt>
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/StatsLogger.html#getOpStatsLogger-java.lang.String-">getOpStatsLogger(String)</a></span> - Method in interface org.apache.bookkeeper.stats.<a href="org/apache/bookkeeper/stats/StatsLogger.html" title="interface in org.apache.bookkeeper.stats">StatsLogger</a></dt>
 <dd>&nbsp;</dd>
@@ -2396,7 +2396,7 @@
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/NullStatsProvider.html#getStatsLogger-java.lang.String-">getStatsLogger(String)</a></span> - Method in class org.apache.bookkeeper.stats.<a href="org/apache/bookkeeper/stats/NullStatsProvider.html" title="class in org.apache.bookkeeper.stats">NullStatsProvider</a></dt>
 <dd>&nbsp;</dd>
-<dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/PrometheusMetricsProvider.html#getStatsLogger-java.lang.String-">getStatsLogger(String)</a></span> - Method in class org.apache.bookkeeper.stats.<a href="org/apache/bookkeeper/stats/PrometheusMetricsProvider.html" title="class in org.apache.bookkeeper.stats">PrometheusMetricsProvider</a></dt>
+<dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/prometheus/PrometheusMetricsProvider.html#getStatsLogger-java.lang.String-">getStatsLogger(String)</a></span> - Method in class org.apache.bookkeeper.stats.prometheus.<a href="org/apache/bookkeeper/stats/prometheus/PrometheusMetricsProvider.html" title="class in org.apache.bookkeeper.stats.prometheus">PrometheusMetricsProvider</a></dt>
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/StatsProvider.html#getStatsLogger-java.lang.String-">getStatsLogger(String)</a></span> - Method in interface org.apache.bookkeeper.stats.<a href="org/apache/bookkeeper/stats/StatsProvider.html" title="interface in org.apache.bookkeeper.stats">StatsProvider</a></dt>
 <dd>
@@ -2673,7 +2673,7 @@
 </dd>
 <dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/NullStatsLogger.NullCounter.html#inc--">inc()</a></span> - Method in class org.apache.bookkeeper.stats.<a href="org/apache/bookkeeper/stats/NullStatsLogger.NullCounter.html" title="class in org.apache.bookkeeper.stats">NullStatsLogger.NullCounter</a></dt>
 <dd>&nbsp;</dd>
-<dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/PrometheusCounter.html#inc--">inc()</a></span> - Method in class org.apache.bookkeeper.stats.<a href="org/apache/bookkeeper/stats/PrometheusCounter.html" title="class in org.apache.bookkeeper.stats">PrometheusCounter</a></dt>
+<dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/prometheus/PrometheusCounter.html#inc--">inc()</a></span> - Method in class org.apache.bookkeeper.stats.prometheus.<a href="org/apache/bookkeeper/stats/prometheus/PrometheusCounter.html" title="class in org.apache.bookkeeper.stats.prometheus">PrometheusCounter</a></dt>
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/twitter/finagle/CounterImpl.html#inc--">inc()</a></span> - Method in class org.apache.bookkeeper.stats.twitter.finagle.<a href="org/apache/bookkeeper/stats/twitter/finagle/CounterImpl.html" title="class in org.apache.bookkeeper.stats.twitter.finagle">CounterImpl</a></dt>
 <dd>&nbsp;</dd>
@@ -3749,6 +3749,10 @@
 <dd>
 <div class="block">A lightweight stats library used for exporting bookkeeper stats.</div>
 </dd>
+<dt><a href="org/apache/bookkeeper/stats/prometheus/package-summary.html">org.apache.bookkeeper.stats.prometheus</a> - package org.apache.bookkeeper.stats.prometheus</dt>
+<dd>
+<div class="block">A stats provider implementation based on <code>https://prometheus.io/</code>.</div>
+</dd>
 <dt><a href="org/apache/bookkeeper/stats/twitter/finagle/package-summary.html">org.apache.bookkeeper.stats.twitter.finagle</a> - package org.apache.bookkeeper.stats.twitter.finagle</dt>
 <dd>
 <div class="block">A stats provider implemented based on <i>finagle stats</i> library.</div>
@@ -3897,35 +3901,35 @@
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="org/apache/bookkeeper/client/LedgerFragmentReplicator.SingleFragmentCallback.html#processResult-int-java.lang.String-java.lang.Object-">processResult(int, String, Object)</a></span> - Method in class org.apache.bookkeeper.client.<a href="org/apache/bookkeeper/client/LedgerFragmentReplicator.SingleFragmentCallback.html" title="class in org.apache.bookkeeper.client">LedgerFragmentReplicator.SingleFragmentCallback</a></dt>
 <dd>&nbsp;</dd>
-<dt><a href="org/apache/bookkeeper/stats/PrometheusCounter.html" title="class in org.apache.bookkeeper.stats"><span class="typeNameLink">PrometheusCounter</span></a> - Class in <a href="org/apache/bookkeeper/stats/package-summary.html">org.apache.bookkeeper.stats</a></dt>
+<dt><a href="org/apache/bookkeeper/stats/prometheus/PrometheusCounter.html" title="class in org.apache.bookkeeper.stats.prometheus"><span class="typeNameLink">PrometheusCounter</span></a> - Class in <a href="org/apache/bookkeeper/stats/prometheus/package-summary.html">org.apache.bookkeeper.stats.prometheus</a></dt>
 <dd>
 <div class="block">A <a href="org/apache/bookkeeper/stats/Counter.html" title="interface in org.apache.bookkeeper.stats"><code>Counter</code></a> implementation based on <i>Prometheus</i> metrics library.</div>
 </dd>
-<dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/PrometheusCounter.html#PrometheusCounter-io.prometheus.client.CollectorRegistry-java.lang.String-">PrometheusCounter(CollectorRegistry, String)</a></span> - Constructor for class org.apache.bookkeeper.stats.<a href="org/apache/bookkeeper/stats/PrometheusCounter.html" title="class in org.apache.bookkeeper.stats">PrometheusCounter</a></dt>
+<dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/prometheus/PrometheusCounter.html#PrometheusCounter-io.prometheus.client.CollectorRegistry-java.lang.String-">PrometheusCounter(CollectorRegistry, String)</a></span> - Constructor for class org.apache.bookkeeper.stats.prometheus.<a href="org/apache/bookkeeper/stats/prometheus/PrometheusCounter.html" title="class in org.apache.bookkeeper.stats.prometheus">PrometheusCounter</a></dt>
 <dd>&nbsp;</dd>
-<dt><a href="org/apache/bookkeeper/stats/PrometheusMetricsProvider.html" title="class in org.apache.bookkeeper.stats"><span class="typeNameLink">PrometheusMetricsProvider</span></a> - Class in <a href="org/apache/bookkeeper/stats/package-summary.html">org.apache.bookkeeper.stats</a></dt>
+<dt><a href="org/apache/bookkeeper/stats/prometheus/PrometheusMetricsProvider.html" title="class in org.apache.bookkeeper.stats.prometheus"><span class="typeNameLink">PrometheusMetricsProvider</span></a> - Class in <a href="org/apache/bookkeeper/stats/prometheus/package-summary.html">org.apache.bookkeeper.stats.prometheus</a></dt>
 <dd>
 <div class="block">A <i>Prometheus</i> based <a href="org/apache/bookkeeper/stats/StatsProvider.html" title="interface in org.apache.bookkeeper.stats"><code>StatsProvider</code></a> implementation.</div>
 </dd>
-<dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/PrometheusMetricsProvider.html#PrometheusMetricsProvider--">PrometheusMetricsProvider()</a></span> - Constructor for class org.apache.bookkeeper.stats.<a href="org/apache/bookkeeper/stats/PrometheusMetricsProvider.html" title="class in org.apache.bookkeeper.stats">PrometheusMetricsProvider</a></dt>
+<dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/prometheus/PrometheusMetricsProvider.html#PrometheusMetricsProvider--">PrometheusMetricsProvider()</a></span> - Constructor for class org.apache.bookkeeper.stats.prometheus.<a href="org/apache/bookkeeper/stats/prometheus/PrometheusMetricsProvider.html" title="class in org.apache.bookkeeper.stats.prometheus">PrometheusMetricsProvider</a></dt>
 <dd>&nbsp;</dd>
-<dt><a href="org/apache/bookkeeper/stats/PrometheusOpStatsLogger.html" title="class in org.apache.bookkeeper.stats"><span class="typeNameLink">PrometheusOpStatsLogger</span></a> - Class in <a href="org/apache/bookkeeper/stats/package-summary.html">org.apache.bookkeeper.stats</a></dt>
+<dt><a href="org/apache/bookkeeper/stats/prometheus/PrometheusOpStatsLogger.html" title="class in org.apache.bookkeeper.stats.prometheus"><span class="typeNameLink">PrometheusOpStatsLogger</span></a> - Class in <a href="org/apache/bookkeeper/stats/prometheus/package-summary.html">org.apache.bookkeeper.stats.prometheus</a></dt>
 <dd>
 <div class="block">A <code>Prometheus</code> based <a href="org/apache/bookkeeper/stats/OpStatsLogger.html" title="interface in org.apache.bookkeeper.stats"><code>OpStatsLogger</code></a> implementation.</div>
 </dd>
-<dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/PrometheusOpStatsLogger.html#PrometheusOpStatsLogger-io.prometheus.client.CollectorRegistry-java.lang.String-">PrometheusOpStatsLogger(CollectorRegistry, String)</a></span> - Constructor for class org.apache.bookkeeper.stats.<a href="org/apache/bookkeeper/stats/PrometheusOpStatsLogger.html" title="class in org.apache.bookkeeper.stats">PrometheusOpStatsLogger</a></dt>
+<dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/prometheus/PrometheusOpStatsLogger.html#PrometheusOpStatsLogger-io.prometheus.client.CollectorRegistry-java.lang.String-">PrometheusOpStatsLogger(CollectorRegistry, String)</a></span> - Constructor for class org.apache.bookkeeper.stats.prometheus.<a href="org/apache/bookkeeper/stats/prometheus/PrometheusOpStatsLogger.html" title="class in org.apache.bookkeeper.stats.prometheus">PrometheusOpStatsLogger</a></dt>
 <dd>&nbsp;</dd>
-<dt><a href="org/apache/bookkeeper/stats/PrometheusStatsLogger.html" title="class in org.apache.bookkeeper.stats"><span class="typeNameLink">PrometheusStatsLogger</span></a> - Class in <a href="org/apache/bookkeeper/stats/package-summary.html">org.apache.bookkeeper.stats</a></dt>
+<dt><a href="org/apache/bookkeeper/stats/prometheus/PrometheusStatsLogger.html" title="class in org.apache.bookkeeper.stats.prometheus"><span class="typeNameLink">PrometheusStatsLogger</span></a> - Class in <a href="org/apache/bookkeeper/stats/prometheus/package-summary.html">org.apache.bookkeeper.stats.prometheus</a></dt>
 <dd>
 <div class="block">A <code>Prometheus</code> based <a href="org/apache/bookkeeper/stats/StatsLogger.html" title="interface in org.apache.bookkeeper.stats"><code>StatsLogger</code></a> implementation.</div>
 </dd>
-<dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/PrometheusStatsLogger.html#PrometheusStatsLogger-io.prometheus.client.CollectorRegistry-java.lang.String-">PrometheusStatsLogger(CollectorRegistry, String)</a></span> - Constructor for class org.apache.bookkeeper.stats.<a href="org/apache/bookkeeper/stats/PrometheusStatsLogger.html" title="class in org.apache.bookkeeper.stats">PrometheusStatsLogger</a></dt>
+<dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/prometheus/PrometheusStatsLogger.html#PrometheusStatsLogger-io.prometheus.client.CollectorRegistry-java.lang.String-">PrometheusStatsLogger(CollectorRegistry, String)</a></span> - Constructor for class org.apache.bookkeeper.stats.prometheus.<a href="org/apache/bookkeeper/stats/prometheus/PrometheusStatsLogger.html" title="class in org.apache.bookkeeper.stats.prometheus">PrometheusStatsLogger</a></dt>
 <dd>&nbsp;</dd>
-<dt><a href="org/apache/bookkeeper/stats/PrometheusUtil.html" title="class in org.apache.bookkeeper.stats"><span class="typeNameLink">PrometheusUtil</span></a> - Class in <a href="org/apache/bookkeeper/stats/package-summary.html">org.apache.bookkeeper.stats</a></dt>
+<dt><a href="org/apache/bookkeeper/stats/prometheus/PrometheusUtil.html" title="class in org.apache.bookkeeper.stats.prometheus"><span class="typeNameLink">PrometheusUtil</span></a> - Class in <a href="org/apache/bookkeeper/stats/prometheus/package-summary.html">org.apache.bookkeeper.stats.prometheus</a></dt>
 <dd>
 <div class="block">Container for Prometheus utility methods.</div>
 </dd>
-<dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/PrometheusUtil.html#PrometheusUtil--">PrometheusUtil()</a></span> - Constructor for class org.apache.bookkeeper.stats.<a href="org/apache/bookkeeper/stats/PrometheusUtil.html" title="class in org.apache.bookkeeper.stats">PrometheusUtil</a></dt>
+<dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/prometheus/PrometheusUtil.html#PrometheusUtil--">PrometheusUtil()</a></span> - Constructor for class org.apache.bookkeeper.stats.prometheus.<a href="org/apache/bookkeeper/stats/prometheus/PrometheusUtil.html" title="class in org.apache.bookkeeper.stats.prometheus">PrometheusUtil</a></dt>
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="org/apache/bookkeeper/client/BKException.Code.html#ProtocolVersionException">ProtocolVersionException</a></span> - Static variable in interface org.apache.bookkeeper.client.<a href="org/apache/bookkeeper/client/BKException.Code.html" title="interface in org.apache.bookkeeper.client">BKException.Code</a></dt>
 <dd>
@@ -4210,7 +4214,7 @@
 <dd>
 <div class="block">Increment the failed op counter with the given eventLatency.</div>
 </dd>
-<dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/PrometheusOpStatsLogger.html#registerFailedEvent-long-java.util.concurrent.TimeUnit-">registerFailedEvent(long, TimeUnit)</a></span> - Method in class org.apache.bookkeeper.stats.<a href="org/apache/bookkeeper/stats/PrometheusOpStatsLogger.html" title="class in org.apache.bookkeeper.stats">PrometheusOpStatsLogger</a></dt>
+<dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/prometheus/PrometheusOpStatsLogger.html#registerFailedEvent-long-java.util.concurrent.TimeUnit-">registerFailedEvent(long, TimeUnit)</a></span> - Method in class org.apache.bookkeeper.stats.prometheus.<a href="org/apache/bookkeeper/stats/prometheus/PrometheusOpStatsLogger.html" title="class in org.apache.bookkeeper.stats.prometheus">PrometheusOpStatsLogger</a></dt>
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/twitter/finagle/OpStatsLoggerImpl.html#registerFailedEvent-long-java.util.concurrent.TimeUnit-">registerFailedEvent(long, TimeUnit)</a></span> - Method in class org.apache.bookkeeper.stats.twitter.finagle.<a href="org/apache/bookkeeper/stats/twitter/finagle/OpStatsLoggerImpl.html" title="class in org.apache.bookkeeper.stats.twitter.finagle">OpStatsLoggerImpl</a></dt>
 <dd>&nbsp;</dd>
@@ -4226,7 +4230,7 @@
 <dd>
 <div class="block">An operation with the given value failed.</div>
 </dd>
-<dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/PrometheusOpStatsLogger.html#registerFailedValue-long-">registerFailedValue(long)</a></span> - Method in class org.apache.bookkeeper.stats.<a href="org/apache/bookkeeper/stats/PrometheusOpStatsLogger.html" title="class in org.apache.bookkeeper.stats">PrometheusOpStatsLogger</a></dt>
+<dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/prometheus/PrometheusOpStatsLogger.html#registerFailedValue-long-">registerFailedValue(long)</a></span> - Method in class org.apache.bookkeeper.stats.prometheus.<a href="org/apache/bookkeeper/stats/prometheus/PrometheusOpStatsLogger.html" title="class in org.apache.bookkeeper.stats.prometheus">PrometheusOpStatsLogger</a></dt>
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/twitter/finagle/OpStatsLoggerImpl.html#registerFailedValue-long-">registerFailedValue(long)</a></span> - Method in class org.apache.bookkeeper.stats.twitter.finagle.<a href="org/apache/bookkeeper/stats/twitter/finagle/OpStatsLoggerImpl.html" title="class in org.apache.bookkeeper.stats.twitter.finagle">OpStatsLoggerImpl</a></dt>
 <dd>&nbsp;</dd>
@@ -4240,7 +4244,7 @@
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/NullStatsLogger.html#registerGauge-java.lang.String-org.apache.bookkeeper.stats.Gauge-">registerGauge(String, Gauge&lt;T&gt;)</a></span> - Method in class org.apache.bookkeeper.stats.<a href="org/apache/bookkeeper/stats/NullStatsLogger.html" title="class in org.apache.bookkeeper.stats">NullStatsLogger</a></dt>
 <dd>&nbsp;</dd>
-<dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/PrometheusStatsLogger.html#registerGauge-java.lang.String-org.apache.bookkeeper.stats.Gauge-">registerGauge(String, Gauge&lt;T&gt;)</a></span> - Method in class org.apache.bookkeeper.stats.<a href="org/apache/bookkeeper/stats/PrometheusStatsLogger.html" title="class in org.apache.bookkeeper.stats">PrometheusStatsLogger</a></dt>
+<dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/prometheus/PrometheusStatsLogger.html#registerGauge-java.lang.String-org.apache.bookkeeper.stats.Gauge-">registerGauge(String, Gauge&lt;T&gt;)</a></span> - Method in class org.apache.bookkeeper.stats.prometheus.<a href="org/apache/bookkeeper/stats/prometheus/PrometheusStatsLogger.html" title="class in org.apache.bookkeeper.stats.prometheus">PrometheusStatsLogger</a></dt>
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/StatsLogger.html#registerGauge-java.lang.String-org.apache.bookkeeper.stats.Gauge-">registerGauge(String, Gauge&lt;T&gt;)</a></span> - Method in interface org.apache.bookkeeper.stats.<a href="org/apache/bookkeeper/stats/StatsLogger.html" title="interface in org.apache.bookkeeper.stats">StatsLogger</a></dt>
 <dd>
@@ -4262,7 +4266,7 @@
 <dd>
 <div class="block">An operation succeeded with the given eventLatency.</div>
 </dd>
-<dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/PrometheusOpStatsLogger.html#registerSuccessfulEvent-long-java.util.concurrent.TimeUnit-">registerSuccessfulEvent(long, TimeUnit)</a></span> - Method in class org.apache.bookkeeper.stats.<a href="org/apache/bookkeeper/stats/PrometheusOpStatsLogger.html" title="class in org.apache.bookkeeper.stats">PrometheusOpStatsLogger</a></dt>
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 <dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/twitter/finagle/OpStatsLoggerImpl.html#registerSuccessfulEvent-long-java.util.concurrent.TimeUnit-">registerSuccessfulEvent(long, TimeUnit)</a></span> - Method in class org.apache.bookkeeper.stats.twitter.finagle.<a href="org/apache/bookkeeper/stats/twitter/finagle/OpStatsLoggerImpl.html" title="class in org.apache.bookkeeper.stats.twitter.finagle">OpStatsLoggerImpl</a></dt>
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+<dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/prometheus/PrometheusOpStatsLogger.html#registerSuccessfulValue-long-">registerSuccessfulValue(long)</a></span> - Method in class org.apache.bookkeeper.stats.prometheus.<a href="org/apache/bookkeeper/stats/prometheus/PrometheusOpStatsLogger.html" title="class in org.apache.bookkeeper.stats.prometheus">PrometheusOpStatsLogger</a></dt>
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/twitter/finagle/OpStatsLoggerImpl.html#registerSuccessfulValue-long-">registerSuccessfulValue(long)</a></span> - Method in class org.apache.bookkeeper.stats.twitter.finagle.<a href="org/apache/bookkeeper/stats/twitter/finagle/OpStatsLoggerImpl.html" title="class in org.apache.bookkeeper.stats.twitter.finagle">OpStatsLoggerImpl</a></dt>
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+<dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/prometheus/PrometheusStatsLogger.html#removeScope-java.lang.String-org.apache.bookkeeper.stats.StatsLogger-">removeScope(String, StatsLogger)</a></span> - Method in class org.apache.bookkeeper.stats.prometheus.<a href="org/apache/bookkeeper/stats/prometheus/PrometheusStatsLogger.html" title="class in org.apache.bookkeeper.stats.prometheus">PrometheusStatsLogger</a></dt>
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+<dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/prometheus/PrometheusUtil.html#safeRegister-io.prometheus.client.CollectorRegistry-T-">safeRegister(CollectorRegistry, T)</a></span> - Static method in class org.apache.bookkeeper.stats.prometheus.<a href="org/apache/bookkeeper/stats/prometheus/PrometheusUtil.html" title="class in org.apache.bookkeeper.stats.prometheus">PrometheusUtil</a></dt>
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 <dt><span class="memberNameLink"><a href="org/apache/bookkeeper/client/ReadOnlyLedgerHandle.MetadataUpdater.html#safeRun--">safeRun()</a></span> - Method in class org.apache.bookkeeper.client.<a href="org/apache/bookkeeper/client/ReadOnlyLedgerHandle.MetadataUpdater.html" title="class in org.apache.bookkeeper.client">ReadOnlyLedgerHandle.MetadataUpdater</a></dt>
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-<dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/PrometheusStatsLogger.html#scope-java.lang.String-">scope(String)</a></span> - Method in class org.apache.bookkeeper.stats.<a href="org/apache/bookkeeper/stats/PrometheusStatsLogger.html" title="class in org.apache.bookkeeper.stats">PrometheusStatsLogger</a></dt>
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 <dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/StatsLogger.html#scope-java.lang.String-">scope(String)</a></span> - Method in interface org.apache.bookkeeper.stats.<a href="org/apache/bookkeeper/stats/StatsLogger.html" title="interface in org.apache.bookkeeper.stats">StatsLogger</a></dt>
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 <dd>&nbsp;</dd>
-<dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/PrometheusMetricsProvider.html#start-org.apache.commons.configuration.Configuration-">start(Configuration)</a></span> - Method in class org.apache.bookkeeper.stats.<a href="org/apache/bookkeeper/stats/PrometheusMetricsProvider.html" title="class in org.apache.bookkeeper.stats">PrometheusMetricsProvider</a></dt>
+<dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/prometheus/PrometheusMetricsProvider.html#start-org.apache.commons.configuration.Configuration-">start(Configuration)</a></span> - Method in class org.apache.bookkeeper.stats.prometheus.<a href="org/apache/bookkeeper/stats/prometheus/PrometheusMetricsProvider.html" title="class in org.apache.bookkeeper.stats.prometheus">PrometheusMetricsProvider</a></dt>
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 <dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/StatsProvider.html#start-org.apache.commons.configuration.Configuration-">start(Configuration)</a></span> - Method in interface org.apache.bookkeeper.stats.<a href="org/apache/bookkeeper/stats/StatsProvider.html" title="interface in org.apache.bookkeeper.stats">StatsProvider</a></dt>
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@@ -5485,7 +5489,7 @@
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-<dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/PrometheusMetricsProvider.html#stop--">stop()</a></span> - Method in class org.apache.bookkeeper.stats.<a href="org/apache/bookkeeper/stats/PrometheusMetricsProvider.html" title="class in org.apache.bookkeeper.stats">PrometheusMetricsProvider</a></dt>
+<dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/prometheus/PrometheusMetricsProvider.html#stop--">stop()</a></span> - Method in class org.apache.bookkeeper.stats.prometheus.<a href="org/apache/bookkeeper/stats/prometheus/PrometheusMetricsProvider.html" title="class in org.apache.bookkeeper.stats.prometheus">PrometheusMetricsProvider</a></dt>
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 <dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/StatsProvider.html#stop--">stop()</a></span> - Method in interface org.apache.bookkeeper.stats.<a href="org/apache/bookkeeper/stats/StatsProvider.html" title="interface in org.apache.bookkeeper.stats">StatsProvider</a></dt>
 <dd>
@@ -5621,7 +5625,7 @@
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/OpStatsLogger.html#toOpStatsData--">toOpStatsData()</a></span> - Method in interface org.apache.bookkeeper.stats.<a href="org/apache/bookkeeper/stats/OpStatsLogger.html" title="interface in org.apache.bookkeeper.stats">OpStatsLogger</a></dt>
 <dd>&nbsp;</dd>
-<dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/PrometheusOpStatsLogger.html#toOpStatsData--">toOpStatsData()</a></span> - Method in class org.apache.bookkeeper.stats.<a href="org/apache/bookkeeper/stats/PrometheusOpStatsLogger.html" title="class in org.apache.bookkeeper.stats">PrometheusOpStatsLogger</a></dt>
+<dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/prometheus/PrometheusOpStatsLogger.html#toOpStatsData--">toOpStatsData()</a></span> - Method in class org.apache.bookkeeper.stats.prometheus.<a href="org/apache/bookkeeper/stats/prometheus/PrometheusOpStatsLogger.html" title="class in org.apache.bookkeeper.stats.prometheus">PrometheusOpStatsLogger</a></dt>
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/twitter/finagle/OpStatsLoggerImpl.html#toOpStatsData--">toOpStatsData()</a></span> - Method in class org.apache.bookkeeper.stats.twitter.finagle.<a href="org/apache/bookkeeper/stats/twitter/finagle/OpStatsLoggerImpl.html" title="class in org.apache.bookkeeper.stats.twitter.finagle">OpStatsLoggerImpl</a></dt>
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@@ -5766,7 +5770,7 @@
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/NullStatsLogger.html#unregisterGauge-java.lang.String-org.apache.bookkeeper.stats.Gauge-">unregisterGauge(String, Gauge&lt;T&gt;)</a></span> - Method in class org.apache.bookkeeper.stats.<a href="org/apache/bookkeeper/stats/NullStatsLogger.html" title="class in org.apache.bookkeeper.stats">NullStatsLogger</a></dt>
 <dd>&nbsp;</dd>
-<dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/PrometheusStatsLogger.html#unregisterGauge-java.lang.String-org.apache.bookkeeper.stats.Gauge-">unregisterGauge(String, Gauge&lt;T&gt;)</a></span> - Method in class org.apache.bookkeeper.stats.<a href="org/apache/bookkeeper/stats/PrometheusStatsLogger.html" title="class in org.apache.bookkeeper.stats">PrometheusStatsLogger</a></dt>
+<dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/prometheus/PrometheusStatsLogger.html#unregisterGauge-java.lang.String-org.apache.bookkeeper.stats.Gauge-">unregisterGauge(String, Gauge&lt;T&gt;)</a></span> - Method in class org.apache.bookkeeper.stats.prometheus.<a href="org/apache/bookkeeper/stats/prometheus/PrometheusStatsLogger.html" title="class in org.apache.bookkeeper.stats.prometheus">PrometheusStatsLogger</a></dt>
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="org/apache/bookkeeper/stats/StatsLogger.html#unregisterGauge-java.lang.String-org.apache.bookkeeper.stats.Gauge-">unregisterGauge(String, Gauge&lt;T&gt;)</a></span> - Method in interface org.apache.bookkeeper.stats.<a href="org/apache/bookkeeper/stats/StatsLogger.html" title="interface in org.apache.bookkeeper.stats">StatsLogger</a></dt>
 <dd>
diff --git a/content/docs/latest/api/javadoc/org/apache/bookkeeper/client/class-use/AsyncCallback.AddCallback.html b/content/docs/latest/api/javadoc/org/apache/bookkeeper/client/class-use/AsyncCallback.AddCallback.html
index 0f46362..176d60b 100644
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@@ -138,27 +138,19 @@
 <tbody>
 <tr class="altColor">
 <td class="colFirst"><code>void</code></td>
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-             <a href="../../../../../org/apache/bookkeeper/client/AsyncCallback.AddCallback.html" title="interface in org.apache.bookkeeper.client">AsyncCallback.AddCallback</a>&nbsp;cb,
-             <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;ctx)</code>&nbsp;</td>
-</tr>
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 <td class="colLast"><span class="typeNameLabel">LedgerHandle.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/bookkeeper/client/LedgerHandle.html#asyncAddEntry-byte:A-org.apache.bookkeeper.client.AsyncCallback.AddCallback-java.lang.Object-">asyncAddEntry</a></span>(byte[]&nbsp;data,
              <a href="../../../../../org/apache/bookkeeper/client/AsyncCallback.AddCallback.html" title="interface in org.apache.bookkeeper.client">AsyncCallback.AddCallback</a>&nbsp;cb,
              <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;ctx)</code>
 <div class="block">Add entry asynchronously to an open ledger.</div>
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-<tr class="altColor">
+<tr class="rowColor">
 <td class="colFirst"><code>void</code></td>
-<td class="colLast"><span class="typeNameLabel">ReadOnlyLedgerHandle.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/bookkeeper/client/ReadOnlyLedgerHandle.html#asyncAddEntry-byte:A-int-int-org.apache.bookkeeper.client.AsyncCallback.AddCallback-java.lang.Object-">asyncAddEntry</a></span>(byte[]&nbsp;data,
-             int&nbsp;offset,
-             int&nbsp;length,
+<td class="colLast"><span class="typeNameLabel">ReadOnlyLedgerHandle.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/bookkeeper/client/ReadOnlyLedgerHandle.html#asyncAddEntry-byte:A-org.apache.bookkeeper.client.AsyncCallback.AddCallback-java.lang.Object-">asyncAddEntry</a></span>(byte[]&nbsp;data,
              <a href="../../../../../org/apache/bookkeeper/client/AsyncCallback.AddCallback.html" title="interface in org.apache.bookkeeper.client">AsyncCallback.AddCallback</a>&nbsp;cb,
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-<tr class="rowColor">
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 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><span class="typeNameLabel">LedgerHandle.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/bookkeeper/client/LedgerHandle.html#asyncAddEntry-byte:A-int-int-org.apache.bookkeeper.client.AsyncCallback.AddCallback-java.lang.Object-">asyncAddEntry</a></span>(byte[]&nbsp;data,
              int&nbsp;offset,
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-<tr class="altColor">
+<tr class="rowColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><span class="typeNameLabel">LedgerHandleAdv.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/bookkeeper/client/LedgerHandleAdv.html#asyncAddEntry-byte:A-int-int-org.apache.bookkeeper.client.AsyncCallback.AddCallback-java.lang.Object-">asyncAddEntry</a></span>(byte[]&nbsp;data,
              int&nbsp;offset,
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+<tr class="altColor">
+<td class="colFirst"><code>void</code></td>
+<td class="colLast"><span class="typeNameLabel">ReadOnlyLedgerHandle.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/bookkeeper/client/ReadOnlyLedgerHandle.html#asyncAddEntry-byte:A-int-int-org.apache.bookkeeper.client.AsyncCallback.AddCallback-java.lang.Object-">asyncAddEntry</a></span>(byte[]&nbsp;data,
+             int&nbsp;offset,
+             int&nbsp;length,
+             <a href="../../../../../org/apache/bookkeeper/client/AsyncCallback.AddCallback.html" title="interface in org.apache.bookkeeper.client">AsyncCallback.AddCallback</a>&nbsp;cb,
+             <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;ctx)</code>&nbsp;</td>
+</tr>
 <tr class="rowColor">
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diff --git a/content/docs/latest/api/javadoc/org/apache/bookkeeper/client/class-use/AsyncCallback.CloseCallback.html b/content/docs/latest/api/javadoc/org/apache/bookkeeper/client/class-use/AsyncCallback.CloseCallback.html
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 <tbody>
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-          <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;ctx)</code>&nbsp;</td>
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           <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;ctx)</code>
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+<tr class="rowColor">
+<td class="colFirst"><code>void</code></td>
+<td class="colLast"><span class="typeNameLabel">ReadOnlyLedgerHandle.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/bookkeeper/client/ReadOnlyLedgerHandle.html#asyncClose-org.apache.bookkeeper.client.AsyncCallback.CloseCallback-java.lang.Object-">asyncClose</a></span>(<a href="../../../../../org/apache/bookkeeper/client/AsyncCallback.CloseCallback.html" title="interface in org.apache.bookkeeper.client">AsyncCallback.CloseCallback</a>&nbsp;cb,
+          <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;ctx)</code>&nbsp;</td>
+</tr>
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index 5986e99..64a5dd7 100644
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 <td class="colFirst"><code>void</code></td>
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 <td class="colFirst"><code>void</code></td>
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            <a href="../../../../../org/apache/bookkeeper/client/LedgerHandle.html" title="class in org.apache.bookkeeper.client">LedgerHandle</a>&nbsp;lh,
-           long&nbsp;entryId,
-           <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;ctx)</code>&nbsp;</td>
+           long&nbsp;entry,
+           <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;ctx)</code>
+<div class="block">Implementation of callback interface for synchronous read method.</div>
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 <td class="colFirst"><code>void</code></td>
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            <a href="../../../../../org/apache/bookkeeper/client/LedgerHandle.html" title="class in org.apache.bookkeeper.client">LedgerHandle</a>&nbsp;lh,
            long&nbsp;entryId,
-           <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;ctx)</code>
-<div class="block">Callback declaration</div>
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+           <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;ctx)</code>&nbsp;</td>
 </tr>
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 <td class="colFirst"><code>void</code></td>
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               <a href="../../../../../org/apache/bookkeeper/client/LedgerHandle.html" title="class in org.apache.bookkeeper.client">LedgerHandle</a>&nbsp;lh,
               <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;ctx)</code>
-<div class="block">Implementation of callback interface for synchronous read method.</div>
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 <tr class="altColor">
 <td class="colFirst"><code>void</code></td>
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               <a href="../../../../../org/apache/bookkeeper/client/LedgerHandle.html" title="class in org.apache.bookkeeper.client">LedgerHandle</a>&nbsp;lh,
               <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;ctx)</code>
-<div class="block">Callback declaration</div>
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 <td class="colFirst"><code>void</code></td>
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              <a href="../../../../../org/apache/bookkeeper/client/LedgerHandle.html" title="class in org.apache.bookkeeper.client">LedgerHandle</a>&nbsp;lh,
-             <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;ctx)</code>&nbsp;</td>
+             <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;ctx)</code>
+<div class="block">Callback definition</div>
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 <tr class="rowColor">
 <td class="colFirst"><code>void</code></td>
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              <a href="../../../../../org/apache/bookkeeper/client/LedgerHandle.html" title="class in org.apache.bookkeeper.client">LedgerHandle</a>&nbsp;lh,
-             <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;ctx)</code>
-<div class="block">Close callback method</div>
-</td>
+             <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;ctx)</code>&nbsp;</td>
 </tr>
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 <td class="colFirst"><code>void</code></td>
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              <a href="../../../../../org/apache/bookkeeper/client/LedgerHandle.html" title="class in org.apache.bookkeeper.client">LedgerHandle</a>&nbsp;lh,
              <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;ctx)</code>
-<div class="block">Callback definition</div>
+<div class="block">Close callback method</div>
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@@ -411,20 +411,20 @@
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 <td class="colFirst"><code>void</code></td>
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             <a href="../../../../../org/apache/bookkeeper/client/LedgerHandle.html" title="class in org.apache.bookkeeper.client">LedgerHandle</a>&nbsp;lh,
             <a href="http://docs.oracle.com/javase/8/docs/api/java/util/Enumeration.html?is-external=true" title="class or interface in java.util">Enumeration</a>&lt;<a href="../../../../../org/apache/bookkeeper/client/LedgerEntry.html" title="class in org.apache.bookkeeper.client">LedgerEntry</a>&gt;&nbsp;seq,
             <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;ctx)</code>
-<div class="block">Implementation of callback interface for synchronous read method.</div>
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 <td class="colFirst"><code>void</code></td>
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+<td class="colLast"><span class="typeNameLabel">LedgerHandle.SyncReadCallback.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/bookkeeper/client/LedgerHandle.SyncReadCallback.html#readComplete-int-org.apache.bookkeeper.client.LedgerHandle-java.util.Enumeration-java.lang.Object-">readComplete</a></span>(int&nbsp;rc,
             <a href="../../../../../org/apache/bookkeeper/client/LedgerHandle.html" title="class in org.apache.bookkeeper.client">LedgerHandle</a>&nbsp;lh,
             <a href="http://docs.oracle.com/javase/8/docs/api/java/util/Enumeration.html?is-external=true" title="class or interface in java.util">Enumeration</a>&lt;<a href="../../../../../org/apache/bookkeeper/client/LedgerEntry.html" title="class in org.apache.bookkeeper.client">LedgerEntry</a>&gt;&nbsp;seq,
             <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;ctx)</code>
-<div class="block">Callback declaration</div>
+<div class="block">Implementation of callback interface for synchronous read method.</div>
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diff --git a/content/docs/latest/api/javadoc/org/apache/bookkeeper/client/class-use/LedgerMetadata.html b/content/docs/latest/api/javadoc/org/apache/bookkeeper/client/class-use/LedgerMetadata.html
index 16ff9ee..266aed4 100644
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 <td class="colFirst"><code>protected <a href="../../../../../org/apache/bookkeeper/client/LedgerMetadata.html" title="class in org.apache.bookkeeper.client">LedgerMetadata</a></code></td>
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+<td class="colLast"><span class="typeNameLabel">LedgerRecoveryOp.RecoveryReadOp.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/bookkeeper/client/LedgerRecoveryOp.RecoveryReadOp.html#getLedgerMetadata--">getLedgerMetadata</a></span>()</code>&nbsp;</td>
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 <td class="colFirst"><code>void</code></td>
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+                 <a href="../../../../../org/apache/bookkeeper/client/LedgerMetadata.html" title="class in org.apache.bookkeeper.client">LedgerMetadata</a>&nbsp;result)</code>&nbsp;</td>
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                  <a href="../../../../../org/apache/bookkeeper/client/LedgerMetadata.html" title="class in org.apache.bookkeeper.client">LedgerMetadata</a>&nbsp;metadata)</code>
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-                 <a href="../../../../../org/apache/bookkeeper/client/LedgerMetadata.html" title="class in org.apache.bookkeeper.client">LedgerMetadata</a>&nbsp;result)</code>&nbsp;</td>
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index 42a8f8f..aaf314d 100644
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 <td class="colFirst"><code>(package private) <a href="../../../../../org/apache/bookkeeper/client/ReadLastConfirmedOp.LastConfirmedDataCallback.html" title="interface in org.apache.bookkeeper.client">ReadLastConfirmedOp.LastConfirmedDataCallback</a></code></td>
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                          <a href="../../../../../org/apache/bookkeeper/client/ITopologyAwareEnsemblePlacementPolicy.Predicate.html" title="interface in org.apache.bookkeeper.client">ITopologyAwareEnsemblePlacementPolicy.Predicate</a>&lt;<a href="../../../../../org/apache/bookkeeper/client/TopologyAwareEnsemblePlacementPolicy.BookieNode.html" title="class in org.apache.bookkeeper.client">TopologyAwareEnsemblePlacementPolicy.BookieNode</a>&gt;&nbsp;predicate,
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+<td class="colOne"><a href="../../../../org/apache/bookkeeper/stats/class-use/OpStatsLogger.html#org.apache.bookkeeper.stats.prometheus">OpStatsLogger</a>
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+<td class="colOne"><a href="../../../../org/apache/bookkeeper/stats/class-use/StatsLogger.html#org.apache.bookkeeper.stats.prometheus">StatsLogger</a>
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+<td class="colOne"><a href="../../../../org/apache/bookkeeper/stats/class-use/StatsProvider.html#org.apache.bookkeeper.stats.prometheus">StatsProvider</a>
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+<ul class="subNavList">
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+<!-- ======== START OF CLASS DATA ======== -->
+<div class="header">
+<div class="subTitle">org.apache.bookkeeper.stats.prometheus</div>
+<h2 title="Class PrometheusCounter" class="title">Class PrometheusCounter</h2>
+</div>
+<div class="contentContainer">
+<ul class="inheritance">
+<li><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</a></li>
+<li>
+<ul class="inheritance">
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+<hr>
+<br>
+<pre>public class <span class="typeNameLabel">PrometheusCounter</span>
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+implements <a href="../../../../../org/apache/bookkeeper/stats/Counter.html" title="interface in org.apache.bookkeeper.stats">Counter</a></pre>
+<div class="block">A <a href="../../../../../org/apache/bookkeeper/stats/Counter.html" title="interface in org.apache.bookkeeper.stats"><code>Counter</code></a> implementation based on <i>Prometheus</i> metrics library.</div>
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+<h4>clear</h4>
+<pre>public&nbsp;void&nbsp;clear()</pre>
+<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/bookkeeper/stats/Counter.html#clear--">Counter</a></code></span></div>
+<div class="block">Clear this stat.</div>
+<dl>
+<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
+<dd><code><a href="../../../../../org/apache/bookkeeper/stats/Counter.html#clear--">clear</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/bookkeeper/stats/Counter.html" title="interface in org.apache.bookkeeper.stats">Counter</a></code></dd>
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+<pre>public&nbsp;void&nbsp;inc()</pre>
+<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/bookkeeper/stats/Counter.html#inc--">Counter</a></code></span></div>
+<div class="block">Increment the value associated with this stat.</div>
+<dl>
+<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
+<dd><code><a href="../../../../../org/apache/bookkeeper/stats/Counter.html#inc--">inc</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/bookkeeper/stats/Counter.html" title="interface in org.apache.bookkeeper.stats">Counter</a></code></dd>
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+<pre>public&nbsp;void&nbsp;dec()</pre>
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+<div class="block">Decrement the value associated with this stat.</div>
+<dl>
+<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
+<dd><code><a href="../../../../../org/apache/bookkeeper/stats/Counter.html#dec--">dec</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/bookkeeper/stats/Counter.html" title="interface in org.apache.bookkeeper.stats">Counter</a></code></dd>
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+<div class="block">Add delta to the value associated with this stat.</div>
+<dl>
+<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
+<dd><code><a href="../../../../../org/apache/bookkeeper/stats/Counter.html#add-long-">add</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/bookkeeper/stats/Counter.html" title="interface in org.apache.bookkeeper.stats">Counter</a></code></dd>
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+<pre>public&nbsp;<a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Long.html?is-external=true" title="class or interface in java.lang">Long</a>&nbsp;get()</pre>
+<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/bookkeeper/stats/Counter.html#get--">Counter</a></code></span></div>
+<div class="block">Get the value associated with this stat.</div>
+<dl>
+<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
+<dd><code><a href="../../../../../org/apache/bookkeeper/stats/Counter.html#get--">get</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/bookkeeper/stats/Counter.html" title="interface in org.apache.bookkeeper.stats">Counter</a></code></dd>
+</dl>
+</li>
+</ul>
+</li>
+</ul>
+</li>
+</ul>
+</div>
+</div>
+<!-- ========= END OF CLASS DATA ========= -->
+<!-- ======= START OF BOTTOM NAVBAR ====== -->
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diff --git a/content/docs/latest/api/javadoc/org/apache/bookkeeper/stats/prometheus/PrometheusMetricsProvider.html b/content/docs/latest/api/javadoc/org/apache/bookkeeper/stats/prometheus/PrometheusMetricsProvider.html
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+++ b/content/docs/latest/api/javadoc/org/apache/bookkeeper/stats/prometheus/PrometheusMetricsProvider.html
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+            parent.document.title="PrometheusMetricsProvider (Apache BookKeeper :: Parent 4.6.0-SNAPSHOT API)";
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+<ul class="subNavList">
+<li>Summary:&nbsp;</li>
+<li>Nested&nbsp;|&nbsp;</li>
+<li>Field&nbsp;|&nbsp;</li>
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+<li><a href="#method.summary">Method</a></li>
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+<li>Detail:&nbsp;</li>
+<li>Field&nbsp;|&nbsp;</li>
+<li><a href="#constructor.detail">Constr</a>&nbsp;|&nbsp;</li>
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+<div class="header">
+<div class="subTitle">org.apache.bookkeeper.stats.prometheus</div>
+<h2 title="Class PrometheusMetricsProvider" class="title">Class PrometheusMetricsProvider</h2>
+</div>
+<div class="contentContainer">
+<ul class="inheritance">
+<li><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</a></li>
+<li>
+<ul class="inheritance">
+<li>org.apache.bookkeeper.stats.prometheus.PrometheusMetricsProvider</li>
+</ul>
+</li>
+</ul>
+<div class="description">
+<ul class="blockList">
+<li class="blockList">
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+<dt>All Implemented Interfaces:</dt>
+<dd><a href="../../../../../org/apache/bookkeeper/stats/StatsProvider.html" title="interface in org.apache.bookkeeper.stats">StatsProvider</a></dd>
+</dl>
+<hr>
+<br>
+<pre>public class <span class="typeNameLabel">PrometheusMetricsProvider</span>
+extends <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>
+implements <a href="../../../../../org/apache/bookkeeper/stats/StatsProvider.html" title="interface in org.apache.bookkeeper.stats">StatsProvider</a></pre>
+<div class="block">A <i>Prometheus</i> based <a href="../../../../../org/apache/bookkeeper/stats/StatsProvider.html" title="interface in org.apache.bookkeeper.stats"><code>StatsProvider</code></a> implementation.</div>
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+<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Constructor Summary table, listing constructors, and an explanation">
+<caption><span>Constructors</span><span class="tabEnd">&nbsp;</span></caption>
+<tr>
+<th class="colOne" scope="col">Constructor and Description</th>
+</tr>
+<tr class="altColor">
+<td class="colOne"><code><span class="memberNameLink"><a href="../../../../../org/apache/bookkeeper/stats/prometheus/PrometheusMetricsProvider.html#PrometheusMetricsProvider--">PrometheusMetricsProvider</a></span>()</code>&nbsp;</td>
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+<h3>Method Summary</h3>
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+<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd">&nbsp;</span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd">&nbsp;</span></span></caption>
+<tr>
+<th class="colFirst" scope="col">Modifier and Type</th>
+<th class="colLast" scope="col">Method and Description</th>
+</tr>
+<tr id="i0" class="altColor">
+<td class="colFirst"><code><a href="../../../../../org/apache/bookkeeper/stats/StatsLogger.html" title="interface in org.apache.bookkeeper.stats">StatsLogger</a></code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/bookkeeper/stats/prometheus/PrometheusMetricsProvider.html#getStatsLogger-java.lang.String-">getStatsLogger</a></span>(<a href="http://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;scope)</code>
+<div class="block">Return the stats logger to a given <i>scope</i>.</div>
+</td>
+</tr>
+<tr id="i1" class="rowColor">
+<td class="colFirst"><code>void</code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/bookkeeper/stats/prometheus/PrometheusMetricsProvider.html#start-org.apache.commons.configuration.Configuration-">start</a></span>(org.apache.commons.configuration.Configuration&nbsp;conf)</code>
+<div class="block">Intialize the stats provider by loading the given configuration <i>conf</i>.</div>
+</td>
+</tr>
+<tr id="i2" class="altColor">
+<td class="colFirst"><code>void</code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/bookkeeper/stats/prometheus/PrometheusMetricsProvider.html#stop--">stop</a></span>()</code>
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+<h3>Methods inherited from class&nbsp;java.lang.<a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></h3>
+<code><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#clone--" title="class or interface in java.lang">clone</a>, <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#equals-java.lang.Object-" title="class or interface in java.lang">equals</a>, <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#finalize--" title="class or interface in java.lang">finalize</a>, <a href="http:/ [...]
+</ul>
+</li>
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+<div class="details">
+<ul class="blockList">
+<li class="blockList">
+<!-- ========= CONSTRUCTOR DETAIL ======== -->
+<ul class="blockList">
+<li class="blockList"><a name="constructor.detail">
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+<h3>Constructor Detail</h3>
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+<li class="blockList">
+<h4>PrometheusMetricsProvider</h4>
+<pre>public&nbsp;PrometheusMetricsProvider()</pre>
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+<li class="blockList"><a name="method.detail">
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+<h3>Method Detail</h3>
+<a name="start-org.apache.commons.configuration.Configuration-">
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+<ul class="blockList">
+<li class="blockList">
+<h4>start</h4>
+<pre>public&nbsp;void&nbsp;start(org.apache.commons.configuration.Configuration&nbsp;conf)</pre>
+<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/bookkeeper/stats/StatsProvider.html#start-org.apache.commons.configuration.Configuration-">StatsProvider</a></code></span></div>
+<div class="block">Intialize the stats provider by loading the given configuration <i>conf</i>.</div>
+<dl>
+<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
+<dd><code><a href="../../../../../org/apache/bookkeeper/stats/StatsProvider.html#start-org.apache.commons.configuration.Configuration-">start</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/bookkeeper/stats/StatsProvider.html" title="interface in org.apache.bookkeeper.stats">StatsProvider</a></code></dd>
+<dt><span class="paramLabel">Parameters:</span></dt>
+<dd><code>conf</code> - Configuration to configure the stats provider.</dd>
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+</li>
+</ul>
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+<pre>public&nbsp;void&nbsp;stop()</pre>
+<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/bookkeeper/stats/StatsProvider.html#stop--">StatsProvider</a></code></span></div>
+<div class="block">Close the stats provider.</div>
+<dl>
+<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
+<dd><code><a href="../../../../../org/apache/bookkeeper/stats/StatsProvider.html#stop--">stop</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/bookkeeper/stats/StatsProvider.html" title="interface in org.apache.bookkeeper.stats">StatsProvider</a></code></dd>
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+</li>
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+<a name="getStatsLogger-java.lang.String-">
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+<h4>getStatsLogger</h4>
+<pre>public&nbsp;<a href="../../../../../org/apache/bookkeeper/stats/StatsLogger.html" title="interface in org.apache.bookkeeper.stats">StatsLogger</a>&nbsp;getStatsLogger(<a href="http://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;scope)</pre>
+<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/bookkeeper/stats/StatsProvider.html#getStatsLogger-java.lang.String-">StatsProvider</a></code></span></div>
+<div class="block">Return the stats logger to a given <i>scope</i>.</div>
+<dl>
+<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
+<dd><code><a href="../../../../../org/apache/bookkeeper/stats/StatsProvider.html#getStatsLogger-java.lang.String-">getStatsLogger</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/bookkeeper/stats/StatsProvider.html" title="interface in org.apache.bookkeeper.stats">StatsProvider</a></code></dd>
+<dt><span class="paramLabel">Parameters:</span></dt>
+<dd><code>scope</code> - Scope for the given stats</dd>
+<dt><span class="returnLabel">Returns:</span></dt>
+<dd>stats logger for the given <i>scope</i></dd>
+</dl>
+</li>
+</ul>
+</li>
+</ul>
+</li>
+</ul>
+</div>
+</div>
+<!-- ========= END OF CLASS DATA ========= -->
+<!-- ======= START OF BOTTOM NAVBAR ====== -->
+<div class="bottomNav"><a name="navbar.bottom">
+<!--   -->
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+<div class="skipNav"><a href="#skip.navbar.bottom" title="Skip navigation links">Skip navigation links</a></div>
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diff --git a/content/docs/latest/api/javadoc/org/apache/bookkeeper/stats/prometheus/PrometheusOpStatsLogger.html b/content/docs/latest/api/javadoc/org/apache/bookkeeper/stats/prometheus/PrometheusOpStatsLogger.html
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+<title>PrometheusOpStatsLogger (Apache BookKeeper :: Parent 4.6.0-SNAPSHOT API)</title>
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+<!-- ========= START OF TOP NAVBAR ======= -->
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+<div class="skipNav"><a href="#skip.navbar.top" title="Skip navigation links">Skip navigation links</a></div>
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+<li><a href="package-summary.html">Package</a></li>
+<li class="navBarCell1Rev">Class</li>
+<li><a href="class-use/PrometheusOpStatsLogger.html">Use</a></li>
+<li><a href="package-tree.html">Tree</a></li>
+<li><a href="../../../../../deprecated-list.html">Deprecated</a></li>
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+<div class="subNav">
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+<ul class="subNavList">
+<li>Summary:&nbsp;</li>
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+<li>Field&nbsp;|&nbsp;</li>
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+<li><a href="#method.summary">Method</a></li>
+</ul>
+<ul class="subNavList">
+<li>Detail:&nbsp;</li>
+<li>Field&nbsp;|&nbsp;</li>
+<li><a href="#constructor.detail">Constr</a>&nbsp;|&nbsp;</li>
+<li><a href="#method.detail">Method</a></li>
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+<!-- ======== START OF CLASS DATA ======== -->
+<div class="header">
+<div class="subTitle">org.apache.bookkeeper.stats.prometheus</div>
+<h2 title="Class PrometheusOpStatsLogger" class="title">Class PrometheusOpStatsLogger</h2>
+</div>
+<div class="contentContainer">
+<ul class="inheritance">
+<li><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</a></li>
+<li>
+<ul class="inheritance">
+<li>org.apache.bookkeeper.stats.prometheus.PrometheusOpStatsLogger</li>
+</ul>
+</li>
+</ul>
+<div class="description">
+<ul class="blockList">
+<li class="blockList">
+<dl>
+<dt>All Implemented Interfaces:</dt>
+<dd><a href="../../../../../org/apache/bookkeeper/stats/OpStatsLogger.html" title="interface in org.apache.bookkeeper.stats">OpStatsLogger</a></dd>
+</dl>
+<hr>
+<br>
+<pre>public class <span class="typeNameLabel">PrometheusOpStatsLogger</span>
+extends <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>
+implements <a href="../../../../../org/apache/bookkeeper/stats/OpStatsLogger.html" title="interface in org.apache.bookkeeper.stats">OpStatsLogger</a></pre>
+<div class="block">A <code>Prometheus</code> based <a href="../../../../../org/apache/bookkeeper/stats/OpStatsLogger.html" title="interface in org.apache.bookkeeper.stats"><code>OpStatsLogger</code></a> implementation.</div>
+</li>
+</ul>
+</div>
+<div class="summary">
+<ul class="blockList">
+<li class="blockList">
+<!-- ======== CONSTRUCTOR SUMMARY ======== -->
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+<li class="blockList"><a name="constructor.summary">
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+<h3>Constructor Summary</h3>
+<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Constructor Summary table, listing constructors, and an explanation">
+<caption><span>Constructors</span><span class="tabEnd">&nbsp;</span></caption>
+<tr>
+<th class="colOne" scope="col">Constructor and Description</th>
+</tr>
+<tr class="altColor">
+<td class="colOne"><code><span class="memberNameLink"><a href="../../../../../org/apache/bookkeeper/stats/prometheus/PrometheusOpStatsLogger.html#PrometheusOpStatsLogger-io.prometheus.client.CollectorRegistry-java.lang.String-">PrometheusOpStatsLogger</a></span>(io.prometheus.client.CollectorRegistry&nbsp;registry,
+                       <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;name)</code>&nbsp;</td>
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+<li class="blockList"><a name="method.summary">
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+</a>
+<h3>Method Summary</h3>
+<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation">
+<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd">&nbsp;</span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd">&nbsp;</span></span></caption>
+<tr>
+<th class="colFirst" scope="col">Modifier and Type</th>
+<th class="colLast" scope="col">Method and Description</th>
+</tr>
+<tr id="i0" class="altColor">
+<td class="colFirst"><code>void</code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/bookkeeper/stats/prometheus/PrometheusOpStatsLogger.html#clear--">clear</a></span>()</code>
+<div class="block">Clear stats for this operation.</div>
+</td>
+</tr>
+<tr id="i1" class="rowColor">
+<td class="colFirst"><code>void</code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/bookkeeper/stats/prometheus/PrometheusOpStatsLogger.html#registerFailedEvent-long-java.util.concurrent.TimeUnit-">registerFailedEvent</a></span>(long&nbsp;eventLatency,
+                   <a href="http://docs.oracle.com/javase/8/docs/api/java/util/concurrent/TimeUnit.html?is-external=true" title="class or interface in java.util.concurrent">TimeUnit</a>&nbsp;unit)</code>
+<div class="block">Increment the failed op counter with the given eventLatency.</div>
+</td>
+</tr>
+<tr id="i2" class="altColor">
+<td class="colFirst"><code>void</code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/bookkeeper/stats/prometheus/PrometheusOpStatsLogger.html#registerFailedValue-long-">registerFailedValue</a></span>(long&nbsp;value)</code>
+<div class="block">An operation with the given value failed.</div>
+</td>
+</tr>
+<tr id="i3" class="rowColor">
+<td class="colFirst"><code>void</code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/bookkeeper/stats/prometheus/PrometheusOpStatsLogger.html#registerSuccessfulEvent-long-java.util.concurrent.TimeUnit-">registerSuccessfulEvent</a></span>(long&nbsp;eventLatency,
+                       <a href="http://docs.oracle.com/javase/8/docs/api/java/util/concurrent/TimeUnit.html?is-external=true" title="class or interface in java.util.concurrent">TimeUnit</a>&nbsp;unit)</code>
+<div class="block">An operation succeeded with the given eventLatency.</div>
+</td>
+</tr>
+<tr id="i4" class="altColor">
+<td class="colFirst"><code>void</code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/bookkeeper/stats/prometheus/PrometheusOpStatsLogger.html#registerSuccessfulValue-long-">registerSuccessfulValue</a></span>(long&nbsp;value)</code>
+<div class="block">An operation with the given value succeeded.</div>
+</td>
+</tr>
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+<td class="colFirst"><code><a href="../../../../../org/apache/bookkeeper/stats/OpStatsData.html" title="class in org.apache.bookkeeper.stats">OpStatsData</a></code></td>
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+<dt><span class="paramLabel">Parameters:</span></dt>
+<dd><code>eventLatency</code> - The event latency</dd>
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+<div class="block">An operation with the given value failed.</div>
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+<dd><code><a href="../../../../../org/apache/bookkeeper/stats/OpStatsLogger.html#registerFailedValue-long-">registerFailedValue</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/bookkeeper/stats/OpStatsLogger.html" title="interface in org.apache.bookkeeper.stats">OpStatsLogger</a></code></dd>
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+<dl>
+<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
+<dd><code><a href="../../../../../org/apache/bookkeeper/stats/OpStatsLogger.html#toOpStatsData--">toOpStatsData</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/bookkeeper/stats/OpStatsLogger.html" title="interface in org.apache.bookkeeper.stats">OpStatsLogger</a></code></dd>
+<dt><span class="returnLabel">Returns:</span></dt>
+<dd>Returns an OpStatsData object with necessary values. We need this function
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+<div class="block">Clear stats for this operation.</div>
+<dl>
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+<dd><code><a href="../../../../../org/apache/bookkeeper/stats/OpStatsLogger.html#clear--">clear</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/bookkeeper/stats/OpStatsLogger.html" title="interface in org.apache.bookkeeper.stats">OpStatsLogger</a></code></dd>
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+<div class="bottomNav"><a name="navbar.bottom">
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+<li><a href="package-summary.html">Package</a></li>
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+<li><a href="#method.summary">Method</a></li>
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+<li>Detail:&nbsp;</li>
+<li>Field&nbsp;|&nbsp;</li>
+<li><a href="#constructor.detail">Constr</a>&nbsp;|&nbsp;</li>
+<li><a href="#method.detail">Method</a></li>
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+<!-- ========= END OF TOP NAVBAR ========= -->
+<!-- ======== START OF CLASS DATA ======== -->
+<div class="header">
+<div class="subTitle">org.apache.bookkeeper.stats.prometheus</div>
+<h2 title="Class PrometheusStatsLogger" class="title">Class PrometheusStatsLogger</h2>
+</div>
+<div class="contentContainer">
+<ul class="inheritance">
+<li><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</a></li>
+<li>
+<ul class="inheritance">
+<li>org.apache.bookkeeper.stats.prometheus.PrometheusStatsLogger</li>
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+<div class="description">
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+<dd><a href="../../../../../org/apache/bookkeeper/stats/StatsLogger.html" title="interface in org.apache.bookkeeper.stats">StatsLogger</a></dd>
+</dl>
+<hr>
+<br>
+<pre>public class <span class="typeNameLabel">PrometheusStatsLogger</span>
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+<div class="block">A <code>Prometheus</code> based <a href="../../../../../org/apache/bookkeeper/stats/StatsLogger.html" title="interface in org.apache.bookkeeper.stats"><code>StatsLogger</code></a> implementation.</div>
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+<th class="colFirst" scope="col">Modifier and Type</th>
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+<li><a href="class-use/PrometheusStatsLogger.html">Use</a></li>
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+<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
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-<li type="circle">org.apache.bookkeeper.client.<a href="org/apache/bookkeeper/client/BookieInfoReader.State.html" title="enum in org.apache.bookkeeper.client"><span class="typeNameLink">BookieInfoReader.State</span></a></li>
 <li type="circle">org.apache.bookkeeper.client.<a href="org/apache/bookkeeper/client/BookKeeper.DigestType.html" title="enum in org.apache.bookkeeper.client"><span class="typeNameLink">BookKeeper.DigestType</span></a></li>
+<li type="circle">org.apache.bookkeeper.client.<a href="org/apache/bookkeeper/client/BookieInfoReader.State.html" title="enum in org.apache.bookkeeper.client"><span class="typeNameLink">BookieInfoReader.State</span></a></li>
 </ul>
 </li>
 </ul>
diff --git a/content/docs/latest/api/javadoc/package-list b/content/docs/latest/api/javadoc/package-list
index 0e592c4..96268ce 100644
--- a/content/docs/latest/api/javadoc/package-list
+++ b/content/docs/latest/api/javadoc/package-list
@@ -3,6 +3,7 @@ org.apache.bookkeeper.common.annotation
 org.apache.bookkeeper.conf
 org.apache.bookkeeper.feature
 org.apache.bookkeeper.stats
+org.apache.bookkeeper.stats.prometheus
 org.apache.bookkeeper.stats.twitter.finagle
 org.apache.bookkeeper.stats.twitter.ostrich
 org.apache.bookkeeper.stats.twitter.science

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