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From git-site-r...@apache.org
Subject [25/51] [partial] hbase-site git commit: Published site at .
Date Thu, 05 Oct 2017 15:13:47 GMT
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/b838bdf0/devapidocs/src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html b/devapidocs/src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html
index 7433b34..ca8df99 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html
@@ -49,1147 +49,1149 @@
 <span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.MetaTableAccessor;<a name="line.41"></a>
 <span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.Stoppable;<a name="line.42"></a>
 <span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.TableName;<a name="line.43"></a>
-<span class="sourceLineNo">044</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.44"></a>
-<span class="sourceLineNo">045</span>import org.apache.yetus.audience.InterfaceStability;<a name="line.45"></a>
-<span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.client.TableDescriptor;<a name="line.46"></a>
-<span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.client.TableDescriptorBuilder;<a name="line.47"></a>
-<span class="sourceLineNo">048</span>import org.apache.hadoop.hbase.client.TableState;<a name="line.48"></a>
-<span class="sourceLineNo">049</span>import org.apache.hadoop.hbase.errorhandling.ForeignException;<a name="line.49"></a>
-<span class="sourceLineNo">050</span>import org.apache.hadoop.hbase.executor.ExecutorService;<a name="line.50"></a>
-<span class="sourceLineNo">051</span>import org.apache.hadoop.hbase.ipc.RpcServer;<a name="line.51"></a>
-<span class="sourceLineNo">052</span>import org.apache.hadoop.hbase.master.MasterCoprocessorHost;<a name="line.52"></a>
-<span class="sourceLineNo">053</span>import org.apache.hadoop.hbase.master.MasterFileSystem;<a name="line.53"></a>
-<span class="sourceLineNo">054</span>import org.apache.hadoop.hbase.master.MasterServices;<a name="line.54"></a>
-<span class="sourceLineNo">055</span>import org.apache.hadoop.hbase.master.MetricsMaster;<a name="line.55"></a>
-<span class="sourceLineNo">056</span>import org.apache.hadoop.hbase.master.SnapshotSentinel;<a name="line.56"></a>
-<span class="sourceLineNo">057</span>import org.apache.hadoop.hbase.master.cleaner.HFileCleaner;<a name="line.57"></a>
-<span class="sourceLineNo">058</span>import org.apache.hadoop.hbase.master.cleaner.HFileLinkCleaner;<a name="line.58"></a>
-<span class="sourceLineNo">059</span>import org.apache.hadoop.hbase.master.procedure.CloneSnapshotProcedure;<a name="line.59"></a>
-<span class="sourceLineNo">060</span>import org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv;<a name="line.60"></a>
-<span class="sourceLineNo">061</span>import org.apache.hadoop.hbase.master.procedure.RestoreSnapshotProcedure;<a name="line.61"></a>
-<span class="sourceLineNo">062</span>import org.apache.hadoop.hbase.procedure.MasterProcedureManager;<a name="line.62"></a>
-<span class="sourceLineNo">063</span>import org.apache.hadoop.hbase.procedure.Procedure;<a name="line.63"></a>
-<span class="sourceLineNo">064</span>import org.apache.hadoop.hbase.procedure.ProcedureCoordinator;<a name="line.64"></a>
-<span class="sourceLineNo">065</span>import org.apache.hadoop.hbase.procedure.ProcedureCoordinatorRpcs;<a name="line.65"></a>
-<span class="sourceLineNo">066</span>import org.apache.hadoop.hbase.procedure.ZKProcedureCoordinator;<a name="line.66"></a>
-<span class="sourceLineNo">067</span>import org.apache.hadoop.hbase.procedure2.ProcedureExecutor;<a name="line.67"></a>
-<span class="sourceLineNo">068</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.68"></a>
-<span class="sourceLineNo">069</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.HBaseProtos.NameStringPair;<a name="line.69"></a>
-<span class="sourceLineNo">070</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.HBaseProtos.ProcedureDescription;<a name="line.70"></a>
-<span class="sourceLineNo">071</span>import org.apache.hadoop.hbase.security.AccessDeniedException;<a name="line.71"></a>
-<span class="sourceLineNo">072</span>import org.apache.hadoop.hbase.security.User;<a name="line.72"></a>
-<span class="sourceLineNo">073</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription;<a name="line.73"></a>
-<span class="sourceLineNo">074</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription.Type;<a name="line.74"></a>
-<span class="sourceLineNo">075</span>import org.apache.hadoop.hbase.snapshot.ClientSnapshotDescriptionUtils;<a name="line.75"></a>
-<span class="sourceLineNo">076</span>import org.apache.hadoop.hbase.snapshot.HBaseSnapshotException;<a name="line.76"></a>
-<span class="sourceLineNo">077</span>import org.apache.hadoop.hbase.snapshot.RestoreSnapshotException;<a name="line.77"></a>
-<span class="sourceLineNo">078</span>import org.apache.hadoop.hbase.snapshot.SnapshotCreationException;<a name="line.78"></a>
-<span class="sourceLineNo">079</span>import org.apache.hadoop.hbase.snapshot.SnapshotDescriptionUtils;<a name="line.79"></a>
-<span class="sourceLineNo">080</span>import org.apache.hadoop.hbase.snapshot.SnapshotDoesNotExistException;<a name="line.80"></a>
-<span class="sourceLineNo">081</span>import org.apache.hadoop.hbase.snapshot.SnapshotExistsException;<a name="line.81"></a>
-<span class="sourceLineNo">082</span>import org.apache.hadoop.hbase.snapshot.SnapshotManifest;<a name="line.82"></a>
-<span class="sourceLineNo">083</span>import org.apache.hadoop.hbase.snapshot.SnapshotReferenceUtil;<a name="line.83"></a>
-<span class="sourceLineNo">084</span>import org.apache.hadoop.hbase.snapshot.TablePartiallyOpenException;<a name="line.84"></a>
-<span class="sourceLineNo">085</span>import org.apache.hadoop.hbase.snapshot.UnknownSnapshotException;<a name="line.85"></a>
-<span class="sourceLineNo">086</span>import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;<a name="line.86"></a>
-<span class="sourceLineNo">087</span>import org.apache.hadoop.hbase.util.FSUtils;<a name="line.87"></a>
-<span class="sourceLineNo">088</span>import org.apache.hadoop.hbase.util.KeyLocker;<a name="line.88"></a>
-<span class="sourceLineNo">089</span>import org.apache.hadoop.hbase.util.NonceKey;<a name="line.89"></a>
-<span class="sourceLineNo">090</span>import org.apache.zookeeper.KeeperException;<a name="line.90"></a>
-<span class="sourceLineNo">091</span><a name="line.91"></a>
-<span class="sourceLineNo">092</span>/**<a name="line.92"></a>
-<span class="sourceLineNo">093</span> * This class manages the procedure of taking and restoring snapshots. There is only one<a name="line.93"></a>
-<span class="sourceLineNo">094</span> * SnapshotManager for the master.<a name="line.94"></a>
-<span class="sourceLineNo">095</span> * &lt;p&gt;<a name="line.95"></a>
-<span class="sourceLineNo">096</span> * The class provides methods for monitoring in-progress snapshot actions.<a name="line.96"></a>
-<span class="sourceLineNo">097</span> * &lt;p&gt;<a name="line.97"></a>
-<span class="sourceLineNo">098</span> * Note: Currently there can only be one snapshot being taken at a time over the cluster. This is a<a name="line.98"></a>
-<span class="sourceLineNo">099</span> * simplification in the current implementation.<a name="line.99"></a>
-<span class="sourceLineNo">100</span> */<a name="line.100"></a>
-<span class="sourceLineNo">101</span>@InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.CONFIG)<a name="line.101"></a>
-<span class="sourceLineNo">102</span>@InterfaceStability.Unstable<a name="line.102"></a>
-<span class="sourceLineNo">103</span>public class SnapshotManager extends MasterProcedureManager implements Stoppable {<a name="line.103"></a>
-<span class="sourceLineNo">104</span>  private static final Log LOG = LogFactory.getLog(SnapshotManager.class);<a name="line.104"></a>
-<span class="sourceLineNo">105</span><a name="line.105"></a>
-<span class="sourceLineNo">106</span>  /** By default, check to see if the snapshot is complete every WAKE MILLIS (ms) */<a name="line.106"></a>
-<span class="sourceLineNo">107</span>  private static final int SNAPSHOT_WAKE_MILLIS_DEFAULT = 500;<a name="line.107"></a>
-<span class="sourceLineNo">108</span><a name="line.108"></a>
-<span class="sourceLineNo">109</span>  /**<a name="line.109"></a>
-<span class="sourceLineNo">110</span>   * Wait time before removing a finished sentinel from the in-progress map<a name="line.110"></a>
-<span class="sourceLineNo">111</span>   *<a name="line.111"></a>
-<span class="sourceLineNo">112</span>   * NOTE: This is used as a safety auto cleanup.<a name="line.112"></a>
-<span class="sourceLineNo">113</span>   * The snapshot and restore handlers map entries are removed when a user asks if a snapshot or<a name="line.113"></a>
-<span class="sourceLineNo">114</span>   * restore is completed. This operation is part of the HBaseAdmin snapshot/restore API flow.<a name="line.114"></a>
-<span class="sourceLineNo">115</span>   * In case something fails on the client side and the snapshot/restore state is not reclaimed<a name="line.115"></a>
-<span class="sourceLineNo">116</span>   * after a default timeout, the entry is removed from the in-progress map.<a name="line.116"></a>
-<span class="sourceLineNo">117</span>   * At this point, if the user asks for the snapshot/restore status, the result will be<a name="line.117"></a>
-<span class="sourceLineNo">118</span>   * snapshot done if exists or failed if it doesn't exists.<a name="line.118"></a>
-<span class="sourceLineNo">119</span>   */<a name="line.119"></a>
-<span class="sourceLineNo">120</span>  private static final int SNAPSHOT_SENTINELS_CLEANUP_TIMEOUT = 60 * 1000;<a name="line.120"></a>
-<span class="sourceLineNo">121</span><a name="line.121"></a>
-<span class="sourceLineNo">122</span>  /** Enable or disable snapshot support */<a name="line.122"></a>
-<span class="sourceLineNo">123</span>  public static final String HBASE_SNAPSHOT_ENABLED = "hbase.snapshot.enabled";<a name="line.123"></a>
-<span class="sourceLineNo">124</span><a name="line.124"></a>
-<span class="sourceLineNo">125</span>  /**<a name="line.125"></a>
-<span class="sourceLineNo">126</span>   * Conf key for # of ms elapsed between checks for snapshot errors while waiting for<a name="line.126"></a>
-<span class="sourceLineNo">127</span>   * completion.<a name="line.127"></a>
-<span class="sourceLineNo">128</span>   */<a name="line.128"></a>
-<span class="sourceLineNo">129</span>  private static final String SNAPSHOT_WAKE_MILLIS_KEY = "hbase.snapshot.master.wakeMillis";<a name="line.129"></a>
-<span class="sourceLineNo">130</span><a name="line.130"></a>
-<span class="sourceLineNo">131</span>  /** Name of the operation to use in the controller */<a name="line.131"></a>
-<span class="sourceLineNo">132</span>  public static final String ONLINE_SNAPSHOT_CONTROLLER_DESCRIPTION = "online-snapshot";<a name="line.132"></a>
-<span class="sourceLineNo">133</span><a name="line.133"></a>
-<span class="sourceLineNo">134</span>  /** Conf key for # of threads used by the SnapshotManager thread pool */<a name="line.134"></a>
-<span class="sourceLineNo">135</span>  private static final String SNAPSHOT_POOL_THREADS_KEY = "hbase.snapshot.master.threads";<a name="line.135"></a>
-<span class="sourceLineNo">136</span><a name="line.136"></a>
-<span class="sourceLineNo">137</span>  /** number of current operations running on the master */<a name="line.137"></a>
-<span class="sourceLineNo">138</span>  private static final int SNAPSHOT_POOL_THREADS_DEFAULT = 1;<a name="line.138"></a>
-<span class="sourceLineNo">139</span><a name="line.139"></a>
-<span class="sourceLineNo">140</span>  private boolean stopped;<a name="line.140"></a>
-<span class="sourceLineNo">141</span>  private MasterServices master;  // Needed by TableEventHandlers<a name="line.141"></a>
-<span class="sourceLineNo">142</span>  private ProcedureCoordinator coordinator;<a name="line.142"></a>
-<span class="sourceLineNo">143</span><a name="line.143"></a>
-<span class="sourceLineNo">144</span>  // Is snapshot feature enabled?<a name="line.144"></a>
-<span class="sourceLineNo">145</span>  private boolean isSnapshotSupported = false;<a name="line.145"></a>
-<span class="sourceLineNo">146</span><a name="line.146"></a>
-<span class="sourceLineNo">147</span>  // Snapshot handlers map, with table name as key.<a name="line.147"></a>
-<span class="sourceLineNo">148</span>  // The map is always accessed and modified under the object lock using synchronized.<a name="line.148"></a>
-<span class="sourceLineNo">149</span>  // snapshotTable() will insert an Handler in the table.<a name="line.149"></a>
-<span class="sourceLineNo">150</span>  // isSnapshotDone() will remove the handler requested if the operation is finished.<a name="line.150"></a>
-<span class="sourceLineNo">151</span>  private Map&lt;TableName, SnapshotSentinel&gt; snapshotHandlers = new HashMap&lt;&gt;();<a name="line.151"></a>
-<span class="sourceLineNo">152</span><a name="line.152"></a>
-<span class="sourceLineNo">153</span>  // Restore map, with table name as key, procedure ID as value.<a name="line.153"></a>
-<span class="sourceLineNo">154</span>  // The map is always accessed and modified under the object lock using synchronized.<a name="line.154"></a>
-<span class="sourceLineNo">155</span>  // restoreSnapshot()/cloneSnapshot() will insert a procedure ID in the map.<a name="line.155"></a>
-<span class="sourceLineNo">156</span>  //<a name="line.156"></a>
-<span class="sourceLineNo">157</span>  // TODO: just as the Apache HBase 1.x implementation, this map would not survive master<a name="line.157"></a>
-<span class="sourceLineNo">158</span>  // restart/failover. This is just a stopgap implementation until implementation of taking<a name="line.158"></a>
-<span class="sourceLineNo">159</span>  // snapshot using Procedure-V2.<a name="line.159"></a>
-<span class="sourceLineNo">160</span>  private Map&lt;TableName, Long&gt; restoreTableToProcIdMap = new HashMap&lt;&gt;();<a name="line.160"></a>
-<span class="sourceLineNo">161</span><a name="line.161"></a>
-<span class="sourceLineNo">162</span>  private Path rootDir;<a name="line.162"></a>
-<span class="sourceLineNo">163</span>  private ExecutorService executorService;<a name="line.163"></a>
-<span class="sourceLineNo">164</span><a name="line.164"></a>
-<span class="sourceLineNo">165</span>  /**<a name="line.165"></a>
-<span class="sourceLineNo">166</span>   *  Locks for snapshot operations<a name="line.166"></a>
-<span class="sourceLineNo">167</span>   *  key is snapshot's filename in progress, value is the related lock<a name="line.167"></a>
-<span class="sourceLineNo">168</span>   *    - create snapshot<a name="line.168"></a>
-<span class="sourceLineNo">169</span>   *    - SnapshotCleaner<a name="line.169"></a>
-<span class="sourceLineNo">170</span>   * */<a name="line.170"></a>
-<span class="sourceLineNo">171</span>  private KeyLocker&lt;String&gt; locks = new KeyLocker&lt;&gt;();<a name="line.171"></a>
-<span class="sourceLineNo">172</span><a name="line.172"></a>
+<span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.client.TableDescriptor;<a name="line.44"></a>
+<span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.client.TableDescriptorBuilder;<a name="line.45"></a>
+<span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.client.TableState;<a name="line.46"></a>
+<span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.errorhandling.ForeignException;<a name="line.47"></a>
+<span class="sourceLineNo">048</span>import org.apache.hadoop.hbase.executor.ExecutorService;<a name="line.48"></a>
+<span class="sourceLineNo">049</span>import org.apache.hadoop.hbase.ipc.RpcServer;<a name="line.49"></a>
+<span class="sourceLineNo">050</span>import org.apache.hadoop.hbase.master.MasterCoprocessorHost;<a name="line.50"></a>
+<span class="sourceLineNo">051</span>import org.apache.hadoop.hbase.master.MasterFileSystem;<a name="line.51"></a>
+<span class="sourceLineNo">052</span>import org.apache.hadoop.hbase.master.MasterServices;<a name="line.52"></a>
+<span class="sourceLineNo">053</span>import org.apache.hadoop.hbase.master.MetricsMaster;<a name="line.53"></a>
+<span class="sourceLineNo">054</span>import org.apache.hadoop.hbase.master.SnapshotSentinel;<a name="line.54"></a>
+<span class="sourceLineNo">055</span>import org.apache.hadoop.hbase.master.cleaner.HFileCleaner;<a name="line.55"></a>
+<span class="sourceLineNo">056</span>import org.apache.hadoop.hbase.master.cleaner.HFileLinkCleaner;<a name="line.56"></a>
+<span class="sourceLineNo">057</span>import org.apache.hadoop.hbase.master.procedure.CloneSnapshotProcedure;<a name="line.57"></a>
+<span class="sourceLineNo">058</span>import org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv;<a name="line.58"></a>
+<span class="sourceLineNo">059</span>import org.apache.hadoop.hbase.master.procedure.RestoreSnapshotProcedure;<a name="line.59"></a>
+<span class="sourceLineNo">060</span>import org.apache.hadoop.hbase.procedure.MasterProcedureManager;<a name="line.60"></a>
+<span class="sourceLineNo">061</span>import org.apache.hadoop.hbase.procedure.Procedure;<a name="line.61"></a>
+<span class="sourceLineNo">062</span>import org.apache.hadoop.hbase.procedure.ProcedureCoordinator;<a name="line.62"></a>
+<span class="sourceLineNo">063</span>import org.apache.hadoop.hbase.procedure.ProcedureCoordinatorRpcs;<a name="line.63"></a>
+<span class="sourceLineNo">064</span>import org.apache.hadoop.hbase.procedure.ZKProcedureCoordinator;<a name="line.64"></a>
+<span class="sourceLineNo">065</span>import org.apache.hadoop.hbase.procedure2.ProcedureExecutor;<a name="line.65"></a>
+<span class="sourceLineNo">066</span>import org.apache.hadoop.hbase.security.AccessDeniedException;<a name="line.66"></a>
+<span class="sourceLineNo">067</span>import org.apache.hadoop.hbase.security.User;<a name="line.67"></a>
+<span class="sourceLineNo">068</span>import org.apache.hadoop.hbase.snapshot.ClientSnapshotDescriptionUtils;<a name="line.68"></a>
+<span class="sourceLineNo">069</span>import org.apache.hadoop.hbase.snapshot.HBaseSnapshotException;<a name="line.69"></a>
+<span class="sourceLineNo">070</span>import org.apache.hadoop.hbase.snapshot.RestoreSnapshotException;<a name="line.70"></a>
+<span class="sourceLineNo">071</span>import org.apache.hadoop.hbase.snapshot.SnapshotCreationException;<a name="line.71"></a>
+<span class="sourceLineNo">072</span>import org.apache.hadoop.hbase.snapshot.SnapshotDescriptionUtils;<a name="line.72"></a>
+<span class="sourceLineNo">073</span>import org.apache.hadoop.hbase.snapshot.SnapshotDoesNotExistException;<a name="line.73"></a>
+<span class="sourceLineNo">074</span>import org.apache.hadoop.hbase.snapshot.SnapshotExistsException;<a name="line.74"></a>
+<span class="sourceLineNo">075</span>import org.apache.hadoop.hbase.snapshot.SnapshotManifest;<a name="line.75"></a>
+<span class="sourceLineNo">076</span>import org.apache.hadoop.hbase.snapshot.SnapshotReferenceUtil;<a name="line.76"></a>
+<span class="sourceLineNo">077</span>import org.apache.hadoop.hbase.snapshot.TablePartiallyOpenException;<a name="line.77"></a>
+<span class="sourceLineNo">078</span>import org.apache.hadoop.hbase.snapshot.UnknownSnapshotException;<a name="line.78"></a>
+<span class="sourceLineNo">079</span>import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;<a name="line.79"></a>
+<span class="sourceLineNo">080</span>import org.apache.hadoop.hbase.util.FSUtils;<a name="line.80"></a>
+<span class="sourceLineNo">081</span>import org.apache.hadoop.hbase.util.KeyLocker;<a name="line.81"></a>
+<span class="sourceLineNo">082</span>import org.apache.hadoop.hbase.util.NonceKey;<a name="line.82"></a>
+<span class="sourceLineNo">083</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.83"></a>
+<span class="sourceLineNo">084</span>import org.apache.yetus.audience.InterfaceStability;<a name="line.84"></a>
+<span class="sourceLineNo">085</span>import org.apache.zookeeper.KeeperException;<a name="line.85"></a>
+<span class="sourceLineNo">086</span><a name="line.86"></a>
+<span class="sourceLineNo">087</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.87"></a>
+<span class="sourceLineNo">088</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.HBaseProtos.NameStringPair;<a name="line.88"></a>
+<span class="sourceLineNo">089</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.HBaseProtos.ProcedureDescription;<a name="line.89"></a>
+<span class="sourceLineNo">090</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription;<a name="line.90"></a>
+<span class="sourceLineNo">091</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription.Type;<a name="line.91"></a>
+<span class="sourceLineNo">092</span><a name="line.92"></a>
+<span class="sourceLineNo">093</span>/**<a name="line.93"></a>
+<span class="sourceLineNo">094</span> * This class manages the procedure of taking and restoring snapshots. There is only one<a name="line.94"></a>
+<span class="sourceLineNo">095</span> * SnapshotManager for the master.<a name="line.95"></a>
+<span class="sourceLineNo">096</span> * &lt;p&gt;<a name="line.96"></a>
+<span class="sourceLineNo">097</span> * The class provides methods for monitoring in-progress snapshot actions.<a name="line.97"></a>
+<span class="sourceLineNo">098</span> * &lt;p&gt;<a name="line.98"></a>
+<span class="sourceLineNo">099</span> * Note: Currently there can only be one snapshot being taken at a time over the cluster. This is a<a name="line.99"></a>
+<span class="sourceLineNo">100</span> * simplification in the current implementation.<a name="line.100"></a>
+<span class="sourceLineNo">101</span> */<a name="line.101"></a>
+<span class="sourceLineNo">102</span>@InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.CONFIG)<a name="line.102"></a>
+<span class="sourceLineNo">103</span>@InterfaceStability.Unstable<a name="line.103"></a>
+<span class="sourceLineNo">104</span>public class SnapshotManager extends MasterProcedureManager implements Stoppable {<a name="line.104"></a>
+<span class="sourceLineNo">105</span>  private static final Log LOG = LogFactory.getLog(SnapshotManager.class);<a name="line.105"></a>
+<span class="sourceLineNo">106</span><a name="line.106"></a>
+<span class="sourceLineNo">107</span>  /** By default, check to see if the snapshot is complete every WAKE MILLIS (ms) */<a name="line.107"></a>
+<span class="sourceLineNo">108</span>  private static final int SNAPSHOT_WAKE_MILLIS_DEFAULT = 500;<a name="line.108"></a>
+<span class="sourceLineNo">109</span><a name="line.109"></a>
+<span class="sourceLineNo">110</span>  /**<a name="line.110"></a>
+<span class="sourceLineNo">111</span>   * Wait time before removing a finished sentinel from the in-progress map<a name="line.111"></a>
+<span class="sourceLineNo">112</span>   *<a name="line.112"></a>
+<span class="sourceLineNo">113</span>   * NOTE: This is used as a safety auto cleanup.<a name="line.113"></a>
+<span class="sourceLineNo">114</span>   * The snapshot and restore handlers map entries are removed when a user asks if a snapshot or<a name="line.114"></a>
+<span class="sourceLineNo">115</span>   * restore is completed. This operation is part of the HBaseAdmin snapshot/restore API flow.<a name="line.115"></a>
+<span class="sourceLineNo">116</span>   * In case something fails on the client side and the snapshot/restore state is not reclaimed<a name="line.116"></a>
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-<span class="sourceLineNo">607</span>      LOG.debug("Table enabled, starting distributed snapshot.");<a name="line.607"></a>
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-<span class="sourceLineNo">611</span>    // For disabled table, snapshot is created by the master<a name="line.611"></a>
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-<span class="sourceLineNo">614</span>      LOG.debug("Table is disabled, running snapshot entirely on master.");<a name="line.614"></a>
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<TRUNCATED>

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