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From e...@apache.org
Subject svn commit: r1503484 - in /hbase/trunk: hbase-client/src/main/java/org/apache/hadoop/hbase/client/ hbase-common/src/main/java/org/apache/hadoop/hbase/ hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/
Date Mon, 15 Jul 2013 21:38:38 GMT
Author: enis
Date: Mon Jul 15 21:38:37 2013
New Revision: 1503484

URL: http://svn.apache.org/r1503484
Log:
HBASE-8909. HBASE-6170 broke hbase.regionserver.lease.period config, we should support it
for BC

Modified:
    hbase/trunk/hbase-client/src/main/java/org/apache/hadoop/hbase/client/ClientScanner.java
    hbase/trunk/hbase-common/src/main/java/org/apache/hadoop/hbase/HBaseConfiguration.java
    hbase/trunk/hbase-common/src/main/java/org/apache/hadoop/hbase/HConstants.java
    hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/HRegionServer.java

Modified: hbase/trunk/hbase-client/src/main/java/org/apache/hadoop/hbase/client/ClientScanner.java
URL: http://svn.apache.org/viewvc/hbase/trunk/hbase-client/src/main/java/org/apache/hadoop/hbase/client/ClientScanner.java?rev=1503484&r1=1503483&r2=1503484&view=diff
==============================================================================
--- hbase/trunk/hbase-client/src/main/java/org/apache/hadoop/hbase/client/ClientScanner.java
(original)
+++ hbase/trunk/hbase-client/src/main/java/org/apache/hadoop/hbase/client/ClientScanner.java
Mon Jul 15 21:38:37 2013
@@ -17,11 +17,16 @@
  */
 package org.apache.hadoop.hbase.client;
 
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.LinkedList;
+
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
 import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.classification.InterfaceStability;
 import org.apache.hadoop.conf.Configuration;
+import org.apache.hadoop.hbase.HBaseConfiguration;
 import org.apache.hadoop.hbase.HConstants;
 import org.apache.hadoop.hbase.HRegionInfo;
 import org.apache.hadoop.hbase.KeyValue;
@@ -35,10 +40,6 @@ import org.apache.hadoop.hbase.protobuf.
 import org.apache.hadoop.hbase.protobuf.generated.MapReduceProtos;
 import org.apache.hadoop.hbase.util.Bytes;
 
-import java.io.IOException;
-import java.util.ArrayList;
-import java.util.LinkedList;
-
 /**
  * Implements the scanner interface for the HBase client.
  * If there are multiple regions in a table, this scanner will iterate
@@ -65,7 +66,7 @@ public class ClientScanner extends Abstr
     private final byte[] tableName;
     private final int scannerTimeout;
     private boolean scanMetricsPublished = false;
-    
+
     /**
      * Create a new ClientScanner for the specified table. An HConnection will be
      * retrieved using the passed Configuration.
@@ -108,7 +109,9 @@ public class ClientScanner extends Abstr
           HConstants.HBASE_CLIENT_SCANNER_MAX_RESULT_SIZE_KEY,
           HConstants.DEFAULT_HBASE_CLIENT_SCANNER_MAX_RESULT_SIZE);
       }
-      this.scannerTimeout = conf.getInt(HConstants.HBASE_CLIENT_SCANNER_TIMEOUT_PERIOD,
+      this.scannerTimeout = HBaseConfiguration.getInt(conf,
+        HConstants.HBASE_CLIENT_SCANNER_TIMEOUT_PERIOD,
+        HConstants.HBASE_REGIONSERVER_LEASE_PERIOD_KEY,
         HConstants.DEFAULT_HBASE_CLIENT_SCANNER_TIMEOUT_PERIOD);
 
       // check if application wants to collect scan metrics
@@ -253,6 +256,7 @@ public class ClientScanner extends Abstr
       scanMetricsPublished = true;
     }
 
+    @Override
     public Result next() throws IOException {
       // If the scanner is closed and there's nothing left in the cache, next is a no-op.
       if (cache.size() == 0 && this.closed) {
@@ -377,6 +381,7 @@ public class ClientScanner extends Abstr
      * if returned array is of zero-length (We never return null).
      * @throws IOException
      */
+    @Override
     public Result [] next(int nbRows) throws IOException {
       // Collect values to be returned here
       ArrayList<Result> resultSets = new ArrayList<Result>(nbRows);
@@ -391,6 +396,7 @@ public class ClientScanner extends Abstr
       return resultSets.toArray(new Result[resultSets.size()]);
     }
 
+    @Override
     public void close() {
       if (!scanMetricsPublished) writeScanMetrics();
       if (callable != null) {

Modified: hbase/trunk/hbase-common/src/main/java/org/apache/hadoop/hbase/HBaseConfiguration.java
URL: http://svn.apache.org/viewvc/hbase/trunk/hbase-common/src/main/java/org/apache/hadoop/hbase/HBaseConfiguration.java?rev=1503484&r1=1503483&r2=1503484&view=diff
==============================================================================
--- hbase/trunk/hbase-common/src/main/java/org/apache/hadoop/hbase/HBaseConfiguration.java
(original)
+++ hbase/trunk/hbase-common/src/main/java/org/apache/hadoop/hbase/HBaseConfiguration.java
Mon Jul 15 21:38:37 2013
@@ -150,6 +150,35 @@ public class HBaseConfiguration extends 
     return isShowConf;
   }
 
+  /**
+   * Get the value of the <code>name</code> property as an <code>int</code>,
possibly
+   * referring to the deprecated name of the configuration property.
+   * If no such property exists, the provided default value is returned,
+   * or if the specified value is not a valid <code>int</code>,
+   * then an error is thrown.
+   *
+   * @param name property name.
+   * @param deprecatedName a deprecatedName for the property to use
+   * if non-deprecated name is not used
+   * @param defaultValue default value.
+   * @throws NumberFormatException when the value is invalid
+   * @return property value as an <code>int</code>,
+   *         or <code>defaultValue</code>.
+   */
+  // TODO: developer note: This duplicates the functionality of deprecated
+  // property support in Configuration in Hadoop 2. But since Hadoop-1 does not
+  // contain these changes, we will do our own as usual. Replace these when H2 is default.
+  public static int getInt(Configuration conf, String name,
+      String deprecatedName, int defaultValue) {
+    if (conf.get(deprecatedName) != null) {
+      LOG.warn(String.format("Config option \"%s\" is deprecated. Instead, use \"%s\""
+        , deprecatedName, name));
+      return conf.getInt(deprecatedName, defaultValue);
+    } else {
+      return conf.getInt(name, defaultValue);
+    }
+  }
+
   /** For debugging.  Dump configurations to system output as xml format.
    * Master and RS configurations can also be dumped using
    * http services. e.g. "curl http://master:60010/dump"

Modified: hbase/trunk/hbase-common/src/main/java/org/apache/hadoop/hbase/HConstants.java
URL: http://svn.apache.org/viewvc/hbase/trunk/hbase-common/src/main/java/org/apache/hadoop/hbase/HConstants.java?rev=1503484&r1=1503483&r2=1503484&view=diff
==============================================================================
--- hbase/trunk/hbase-common/src/main/java/org/apache/hadoop/hbase/HConstants.java (original)
+++ hbase/trunk/hbase-common/src/main/java/org/apache/hadoop/hbase/HConstants.java Mon Jul
15 21:38:37 2013
@@ -630,6 +630,14 @@ public final class HConstants {
   public static String HBASE_CLIENT_SCANNER_TIMEOUT_PERIOD = "hbase.client.scanner.timeout.period";
 
   /**
+   * Use {@link #HBASE_CLIENT_SCANNER_TIMEOUT_PERIOD} instead.
+   * @deprecated This config option is deprecated. Will be removed at later releases after
0.96.
+   */
+  @Deprecated
+  public static String HBASE_REGIONSERVER_LEASE_PERIOD_KEY =
+      "hbase.regionserver.lease.period";
+
+  /**
    * Default value of {@link #HBASE_CLIENT_SCANNER_TIMEOUT_PERIOD}.
    */
   public static int DEFAULT_HBASE_CLIENT_SCANNER_TIMEOUT_PERIOD = 60000;

Modified: hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/HRegionServer.java
URL: http://svn.apache.org/viewvc/hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/HRegionServer.java?rev=1503484&r1=1503483&r2=1503484&view=diff
==============================================================================
--- hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/HRegionServer.java
(original)
+++ hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/HRegionServer.java
Mon Jul 15 21:38:37 2013
@@ -109,11 +109,11 @@ import org.apache.hadoop.hbase.filter.Co
 import org.apache.hadoop.hbase.fs.HFileSystem;
 import org.apache.hadoop.hbase.io.hfile.CacheConfig;
 import org.apache.hadoop.hbase.ipc.HBaseRPCErrorHandler;
+import org.apache.hadoop.hbase.ipc.PayloadCarryingRpcController;
 import org.apache.hadoop.hbase.ipc.RpcClient;
 import org.apache.hadoop.hbase.ipc.RpcServer;
-import org.apache.hadoop.hbase.ipc.PayloadCarryingRpcController;
-import org.apache.hadoop.hbase.ipc.RpcServerInterface;
 import org.apache.hadoop.hbase.ipc.RpcServer.BlockingServiceAndInterface;
+import org.apache.hadoop.hbase.ipc.RpcServerInterface;
 import org.apache.hadoop.hbase.ipc.ServerRpcController;
 import org.apache.hadoop.hbase.master.SplitLogManager;
 import org.apache.hadoop.hbase.master.TableLockManager;
@@ -171,9 +171,9 @@ import org.apache.hadoop.hbase.protobuf.
 import org.apache.hadoop.hbase.protobuf.generated.ClientProtos.ScanRequest;
 import org.apache.hadoop.hbase.protobuf.generated.ClientProtos.ScanResponse;
 import org.apache.hadoop.hbase.protobuf.generated.ClusterStatusProtos;
+import org.apache.hadoop.hbase.protobuf.generated.ClusterStatusProtos.RegionLoad;
 import org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.Coprocessor;
 import org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.NameStringPair;
-import org.apache.hadoop.hbase.protobuf.generated.ClusterStatusProtos.RegionLoad;
 import org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier;
 import org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier.RegionSpecifierType;
 import org.apache.hadoop.hbase.protobuf.generated.RegionServerStatusProtos.GetLastFlushedSequenceIdRequest;
@@ -526,7 +526,9 @@ public class HRegionServer implements Cl
     this.abortRequested = false;
     this.stopped = false;
 
-    this.scannerLeaseTimeoutPeriod = conf.getInt(HConstants.HBASE_CLIENT_SCANNER_TIMEOUT_PERIOD,
+    this.scannerLeaseTimeoutPeriod = HBaseConfiguration.getInt(conf,
+      HConstants.HBASE_CLIENT_SCANNER_TIMEOUT_PERIOD,
+      HConstants.HBASE_REGIONSERVER_LEASE_PERIOD_KEY,
       HConstants.DEFAULT_HBASE_CLIENT_SCANNER_TIMEOUT_PERIOD);
 
     // Server to handle client requests.
@@ -569,6 +571,7 @@ public class HRegionServer implements Cl
     regionServerAccounting = new RegionServerAccounting();
     cacheConfig = new CacheConfig(conf);
     uncaughtExceptionHandler = new UncaughtExceptionHandler() {
+      @Override
       public void uncaughtException(Thread t, Throwable e) {
         abort("Uncaught exception in service thread " + t.getName(), e);
       }
@@ -772,6 +775,7 @@ public class HRegionServer implements Cl
   /**
    * The HRegionServer sticks in this loop until closed.
    */
+  @Override
   public void run() {
     try {
       // Do pre-registration initializations; zookeeper, lease threads, etc.
@@ -1216,6 +1220,7 @@ public class HRegionServer implements Cl
     ZKUtil.deleteNode(this.zooKeeper, getMyEphemeralNodePath());
   }
 
+  @Override
   public RegionServerAccounting getRegionServerAccounting() {
     return regionServerAccounting;
   }
@@ -1577,7 +1582,7 @@ public class HRegionServer implements Cl
     // quite a while inside HConnection layer. The worker won't be available for other
     // tasks even after current task is preempted after a split task times out.
     Configuration sinkConf = HBaseConfiguration.create(conf);
-    sinkConf.setInt(HConstants.HBASE_CLIENT_RETRIES_NUMBER, 
+    sinkConf.setInt(HConstants.HBASE_CLIENT_RETRIES_NUMBER,
       conf.getInt("hbase.log.replay.retries.number", 8)); // 8 retries take about 23 seconds
     sinkConf.setInt(HConstants.HBASE_RPC_TIMEOUT_KEY,
       conf.getInt("hbase.log.replay.rpc.timeout", 30000)); // default 30 seconds
@@ -1740,6 +1745,7 @@ public class HRegionServer implements Cl
    * @param cause
    *          the exception that caused the abort, or null
    */
+  @Override
   public void abort(String reason, Throwable cause) {
     String msg = "ABORTING region server " + this + ": " + reason;
     if (cause != null) {
@@ -1781,6 +1787,7 @@ public class HRegionServer implements Cl
     abort(reason, null);
   }
 
+  @Override
   public boolean isAborted() {
     return this.abortRequested;
   }
@@ -2024,6 +2031,7 @@ public class HRegionServer implements Cl
   /**
    * @return true if a stop has been requested.
    */
+  @Override
   public boolean isStopped() {
     return this.stopped;
   }
@@ -2033,6 +2041,7 @@ public class HRegionServer implements Cl
     return this.stopping;
   }
 
+  @Override
   public Map<String, HRegion> getRecoveringRegions() {
     return this.recoveringRegions;
   }
@@ -2041,6 +2050,7 @@ public class HRegionServer implements Cl
    *
    * @return the configuration
    */
+  @Override
   public Configuration getConfiguration() {
     return conf;
   }
@@ -2081,6 +2091,7 @@ public class HRegionServer implements Cl
     // we'll sort the regions in reverse
     SortedMap<Long, HRegion> sortedRegions = new TreeMap<Long, HRegion>(
         new Comparator<Long>() {
+          @Override
           public int compare(Long a, Long b) {
             return -1 * a.compareTo(b);
           }
@@ -2100,6 +2111,7 @@ public class HRegionServer implements Cl
   }
 
   /** @return reference to FlushRequester */
+  @Override
   public FlushRequester getFlushRequester() {
     return this.cacheFlusher;
   }
@@ -2140,10 +2152,12 @@ public class HRegionServer implements Cl
   /**
    * @return Return the fs.
    */
+  @Override
   public FileSystem getFileSystem() {
     return fs;
   }
 
+  @Override
   public String toString() {
     return getServerName().toString();
   }
@@ -2184,10 +2198,12 @@ public class HRegionServer implements Cl
   }
 
 
+  @Override
   public ConcurrentMap<byte[], Boolean> getRegionsInTransitionInRS() {
     return this.regionsInTransitionInRS;
   }
 
+  @Override
   public ExecutorService getExecutorService() {
     return service;
   }
@@ -2323,7 +2339,8 @@ public class HRegionServer implements Cl
    * @param tableName
    * @return Online regions from <code>tableName</code>
    */
-   public List<HRegion> getOnlineRegions(byte[] tableName) {
+   @Override
+  public List<HRegion> getOnlineRegions(byte[] tableName) {
      List<HRegion> tableRegions = new ArrayList<HRegion>();
      synchronized (this.onlineRegions) {
        for (HRegion region: this.onlineRegions.values()) {
@@ -2358,6 +2375,7 @@ public class HRegionServer implements Cl
       this.scannerName = n;
     }
 
+    @Override
     public void leaseExpired() {
       RegionScannerHolder rsh = scanners.remove(this.scannerName);
       if (rsh != null) {
@@ -2637,6 +2655,7 @@ public class HRegionServer implements Cl
    *
    * @return True if we OOME'd and are aborting.
    */
+  @Override
   public boolean checkOOME(final Throwable e) {
     boolean stop = false;
     try {
@@ -4241,7 +4260,7 @@ public class HRegionServer implements Cl
       nodePath = ZKUtil.joinZNode(nodePath, previousRSName);
       ZKUtil.setData(zkw, nodePath,
         ZKUtil.regionSequenceIdsToByteArray(minSeqIdForLogReplay, maxSeqIdInStores));
-      LOG.debug("Update last flushed sequence id of region " + region.getEncodedName() +
" for " 
+      LOG.debug("Update last flushed sequence id of region " + region.getEncodedName() +
" for "
           + previousRSName);
     } else {
       LOG.warn("Can't find failed region server for recovering region " + region.getEncodedName());



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