You are viewing a plain text version of this content. The canonical link for it is here.
Posted to commits@hbase.apache.org by gi...@apache.org on 2018/11/23 14:52:24 UTC
[10/11] hbase-site git commit: Published site at
6d0dc960e6a937b0c1ad1a1dfc0597382aa11221.
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/3353a0ac/devapidocs/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html
----------------------------------------------------------------------
diff --git a/devapidocs/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html b/devapidocs/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html
index b3b924c..8b4d7eb 100644
--- a/devapidocs/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html
+++ b/devapidocs/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html
@@ -18,7 +18,7 @@
catch(err) {
}
//-->
-var methods = {"i0":10,"i1":10,"i2":10,"i3":10,"i4":10,"i5":10,"i6":10,"i7":10,"i8":10,"i9":10,"i10":10,"i11":10,"i12":10,"i13":10,"i14":10,"i15":10,"i16":10,"i17":10,"i18":10,"i19":10,"i20":10,"i21":10,"i22":10,"i23":10,"i24":10,"i25":10,"i26":10,"i27":10,"i28":10,"i29":10,"i30":10,"i31":10,"i32":10,"i33":10,"i34":10,"i35":10};
+var methods = {"i0":10,"i1":10,"i2":10,"i3":10,"i4":10,"i5":10,"i6":10,"i7":10,"i8":10,"i9":10,"i10":10,"i11":10,"i12":10,"i13":10,"i14":10,"i15":10,"i16":10,"i17":10,"i18":10,"i19":10,"i20":10,"i21":10,"i22":10,"i23":10,"i24":10,"i25":10,"i26":10,"i27":10,"i28":10,"i29":10,"i30":10,"i31":10,"i32":10,"i33":10,"i34":10,"i35":10,"i36":10,"i37":10};
var tabs = {65535:["t0","All Methods"],2:["t2","Instance Methods"],8:["t4","Concrete Methods"]};
var altColor = "altColor";
var rowColor = "rowColor";
@@ -125,7 +125,7 @@ var activeTableTab = "activeTableTab";
<br>
<pre>@InterfaceAudience.LimitedPrivate(value="Configuration")
@InterfaceStability.Unstable
-public class <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.104">SnapshotManager</a>
+public class <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.105">SnapshotManager</a>
extends <a href="../../../../../../org/apache/hadoop/hbase/procedure/MasterProcedureManager.html" title="class in org.apache.hadoop.hbase.procedure">MasterProcedureManager</a>
implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" title="interface in org.apache.hadoop.hbase">Stoppable</a></pre>
<div class="block">This class manages the procedure of taking and restoring snapshots. There is only one
@@ -172,49 +172,40 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#isSnapshotSupported">isSnapshotSupported</a></span></code> </td>
</tr>
<tr class="altColor">
-<td class="colFirst"><code>private <a href="../../../../../../org/apache/hadoop/hbase/util/KeyLocker.html" title="class in org.apache.hadoop.hbase.util">KeyLocker</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>></code></td>
-<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#locks">locks</a></span></code>
-<div class="block">Locks for snapshot operations
- key is snapshot's filename in progress, value is the related lock
- - create snapshot
- - SnapshotCleaner</div>
-</td>
-</tr>
-<tr class="rowColor">
<td class="colFirst"><code>private static org.slf4j.Logger</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#LOG">LOG</a></span></code> </td>
</tr>
-<tr class="altColor">
+<tr class="rowColor">
<td class="colFirst"><code>private <a href="../../../../../../org/apache/hadoop/hbase/master/MasterServices.html" title="interface in org.apache.hadoop.hbase.master">MasterServices</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#master">master</a></span></code> </td>
</tr>
-<tr class="rowColor">
+<tr class="altColor">
<td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#ONLINE_SNAPSHOT_CONTROLLER_DESCRIPTION">ONLINE_SNAPSHOT_CONTROLLER_DESCRIPTION</a></span></code>
<div class="block">Name of the operation to use in the controller</div>
</td>
</tr>
-<tr class="altColor">
+<tr class="rowColor">
<td class="colFirst"><code>private <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a><<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Long.html?is-external=true" title="class or interface in java.lang">Long</a>></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#restoreTableToProcIdMap">restoreTableToProcIdMap</a></span></code> </td>
</tr>
-<tr class="rowColor">
+<tr class="altColor">
<td class="colFirst"><code>private org.apache.hadoop.fs.Path</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#rootDir">rootDir</a></span></code> </td>
</tr>
-<tr class="altColor">
+<tr class="rowColor">
<td class="colFirst"><code>private static int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#SNAPSHOT_POOL_THREADS_DEFAULT">SNAPSHOT_POOL_THREADS_DEFAULT</a></span></code>
<div class="block">number of current operations running on the master</div>
</td>
</tr>
-<tr class="rowColor">
+<tr class="altColor">
<td class="colFirst"><code>private static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#SNAPSHOT_POOL_THREADS_KEY">SNAPSHOT_POOL_THREADS_KEY</a></span></code>
<div class="block">Conf key for # of threads used by the SnapshotManager thread pool</div>
</td>
</tr>
-<tr class="altColor">
+<tr class="rowColor">
<td class="colFirst"><code>private static int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#SNAPSHOT_SENTINELS_CLEANUP_TIMEOUT">SNAPSHOT_SENTINELS_CLEANUP_TIMEOUT</a></span></code>
<div class="block">Wait time before removing a finished sentinel from the in-progress map
@@ -222,27 +213,33 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
NOTE: This is used as a safety auto cleanup.</div>
</td>
</tr>
-<tr class="rowColor">
+<tr class="altColor">
<td class="colFirst"><code>private static int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#SNAPSHOT_WAKE_MILLIS_DEFAULT">SNAPSHOT_WAKE_MILLIS_DEFAULT</a></span></code>
<div class="block">By default, check to see if the snapshot is complete every WAKE MILLIS (ms)</div>
</td>
</tr>
-<tr class="altColor">
+<tr class="rowColor">
<td class="colFirst"><code>private static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#SNAPSHOT_WAKE_MILLIS_KEY">SNAPSHOT_WAKE_MILLIS_KEY</a></span></code>
<div class="block">Conf key for # of ms elapsed between checks for snapshot errors while waiting for
completion.</div>
</td>
</tr>
-<tr class="rowColor">
+<tr class="altColor">
<td class="colFirst"><code>private <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a><<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>,<a href="../../../../../../org/apache/hadoop/hbase/master/SnapshotSentinel.html" title="interface in org.apache.hadoop.hbase.master">SnapshotSentinel</a>></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#snapshotHandlers">snapshotHandlers</a></span></code> </td>
</tr>
-<tr class="altColor">
+<tr class="rowColor">
<td class="colFirst"><code>private boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#stopped">stopped</a></span></code> </td>
</tr>
+<tr class="altColor">
+<td class="colFirst"><code>private <a href="https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/locks/ReentrantReadWriteLock.html?is-external=true" title="class or interface in java.util.concurrent.locks">ReentrantReadWriteLock</a></code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#takingSnapshotLock">takingSnapshotLock</a></span></code>
+<div class="block">Read write lock between taking snapshot and snapshot HFile cleaner.</div>
+</td>
+</tr>
</table>
</li>
</ul>
@@ -374,15 +371,15 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#getCoordinator--">getCoordinator</a></span>()</code> </td>
</tr>
<tr id="i13" class="rowColor">
-<td class="colFirst"><code><a href="../../../../../../org/apache/hadoop/hbase/util/KeyLocker.html" title="class in org.apache.hadoop.hbase.util">KeyLocker</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>></code></td>
-<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#getLocks--">getLocks</a></span>()</code> </td>
-</tr>
-<tr id="i14" class="altColor">
<td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#getProcedureSignature--">getProcedureSignature</a></span>()</code>
<div class="block">Return the unique signature of the procedure.</div>
</td>
</tr>
+<tr id="i14" class="altColor">
+<td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/locks/ReadWriteLock.html?is-external=true" title="class or interface in java.util.concurrent.locks">ReadWriteLock</a></code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#getTakingSnapshotLock--">getTakingSnapshotLock</a></span>()</code> </td>
+</tr>
<tr id="i15" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#initialize-org.apache.hadoop.hbase.master.MasterServices-org.apache.hadoop.hbase.master.MetricsMaster-">initialize</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/master/MasterServices.html" title="interface in org.apache.hadoop.hbase.master">MasterServices</a> master,
@@ -420,38 +417,45 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#isStopped--">isStopped</a></span>()</code> </td>
</tr>
<tr id="i21" class="rowColor">
+<td class="colFirst"><code>boolean</code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#isTakingAnySnapshot--">isTakingAnySnapshot</a></span>()</code>
+<div class="block">The snapshot operation processing as following: <br>
+ 1.</div>
+</td>
+</tr>
+<tr id="i22" class="altColor">
<td class="colFirst"><code>(package private) boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#isTakingSnapshot-org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription-">isTakingSnapshot</a></span>(org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription snapshot)</code>
<div class="block">Check to see if there is a snapshot in progress with the same name or on the same table.</div>
</td>
</tr>
-<tr id="i22" class="altColor">
+<tr id="i23" class="rowColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#isTakingSnapshot-org.apache.hadoop.hbase.TableName-">isTakingSnapshot</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a> tableName)</code>
<div class="block">Check to see if the specified table has a snapshot in progress.</div>
</td>
</tr>
-<tr id="i23" class="rowColor">
+<tr id="i24" class="altColor">
<td class="colFirst"><code>private void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#prepareToTakeSnapshot-org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription-">prepareToTakeSnapshot</a></span>(org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription snapshot)</code>
<div class="block">Check to make sure that we are OK to run the passed snapshot.</div>
</td>
</tr>
-<tr id="i24" class="altColor">
+<tr id="i25" class="rowColor">
<td class="colFirst"><code>private <a href="../../../../../../org/apache/hadoop/hbase/master/SnapshotSentinel.html" title="interface in org.apache.hadoop.hbase.master">SnapshotSentinel</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#removeSentinelIfFinished-java.util.Map-org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription-">removeSentinelIfFinished</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a><<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>,<a href="../../../../../../org/apache/hadoop/hbase/master/SnapshotSentinel.html" title="interface in org.apache.hadoop.hbase.master">SnapshotSentinel</a>> sentinels,
org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription snapshot)</code>
<div class="block">Return the handler if it is currently live and has the same snapshot target name.</div>
</td>
</tr>
-<tr id="i25" class="rowColor">
+<tr id="i26" class="altColor">
<td class="colFirst"><code>(package private) void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#resetTempDir--">resetTempDir</a></span>()</code>
<div class="block">Cleans up any snapshots in the snapshot/.tmp directory that were left from failed
snapshot attempts.</div>
</td>
</tr>
-<tr id="i26" class="altColor">
+<tr id="i27" class="rowColor">
<td class="colFirst"><code>long</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#restoreOrCloneSnapshot-org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription-org.apache.hadoop.hbase.util.NonceKey-boolean-">restoreOrCloneSnapshot</a></span>(org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription reqSnapshot,
<a href="../../../../../../org/apache/hadoop/hbase/util/NonceKey.html" title="class in org.apache.hadoop.hbase.util">NonceKey</a> nonceKey,
@@ -459,7 +463,7 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<div class="block">Restore or Clone the specified snapshot</div>
</td>
</tr>
-<tr id="i27" class="rowColor">
+<tr id="i28" class="altColor">
<td class="colFirst"><code>private long</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#restoreSnapshot-org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription-org.apache.hadoop.hbase.client.TableDescriptor-org.apache.hadoop.hbase.util.NonceKey-boolean-">restoreSnapshot</a></span>(org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription snapshot,
<a href="../../../../../../org/apache/hadoop/hbase/client/TableDescriptor.html" title="interface in org.apache.hadoop.hbase.client">TableDescriptor</a> tableDescriptor,
@@ -468,7 +472,7 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<div class="block">Restore the specified snapshot.</div>
</td>
</tr>
-<tr id="i28" class="altColor">
+<tr id="i29" class="rowColor">
<td class="colFirst"><code>private long</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#restoreSnapshot-org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription-org.apache.hadoop.hbase.TableName-org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription-org.apache.hadoop.hbase.client.TableDescriptor-org.apache.hadoop.hbase.util.NonceKey-boolean-">restoreSnapshot</a></span>(org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription reqSnapshot,
<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a> tableName,
@@ -479,45 +483,49 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<div class="block">Restore the specified snapshot.</div>
</td>
</tr>
-<tr id="i29" class="rowColor">
+<tr id="i30" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#setSnapshotHandlerForTesting-org.apache.hadoop.hbase.TableName-org.apache.hadoop.hbase.master.SnapshotSentinel-">setSnapshotHandlerForTesting</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a> tableName,
<a href="../../../../../../org/apache/hadoop/hbase/master/SnapshotSentinel.html" title="interface in org.apache.hadoop.hbase.master">SnapshotSentinel</a> handler)</code>
<div class="block">Set the handler for the current snapshot</div>
</td>
</tr>
-<tr id="i30" class="altColor">
+<tr id="i31" class="rowColor">
<td class="colFirst"><code>private void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#snapshotDisabledTable-org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription-">snapshotDisabledTable</a></span>(org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription snapshot)</code>
<div class="block">Take a snapshot of a disabled table.</div>
</td>
</tr>
-<tr id="i31" class="rowColor">
+<tr id="i32" class="altColor">
<td class="colFirst"><code>private void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#snapshotEnabledTable-org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription-">snapshotEnabledTable</a></span>(org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription snapshot)</code>
<div class="block">Take a snapshot of an enabled table.</div>
</td>
</tr>
-<tr id="i32" class="altColor">
+<tr id="i33" class="rowColor">
<td class="colFirst"><code>private void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#snapshotTable-org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription-org.apache.hadoop.hbase.master.snapshot.TakeSnapshotHandler-">snapshotTable</a></span>(org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription snapshot,
<a href="../../../../../../org/apache/hadoop/hbase/master/snapshot/TakeSnapshotHandler.html" title="class in org.apache.hadoop.hbase.master.snapshot">TakeSnapshotHandler</a> handler)</code>
<div class="block">Take a snapshot using the specified handler.</div>
</td>
</tr>
-<tr id="i33" class="rowColor">
+<tr id="i34" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#stop-java.lang.String-">stop</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> why)</code>
<div class="block">Stop this service.</div>
</td>
</tr>
-<tr id="i34" class="altColor">
+<tr id="i35" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#takeSnapshot-org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription-">takeSnapshot</a></span>(org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription snapshot)</code>
<div class="block">Take a snapshot based on the enabled/disabled state of the table.</div>
</td>
</tr>
-<tr id="i35" class="rowColor">
+<tr id="i36" class="altColor">
+<td class="colFirst"><code>private void</code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#takeSnapshotInternal-org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription-">takeSnapshotInternal</a></span>(org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription snapshot)</code> </td>
+</tr>
+<tr id="i37" class="rowColor">
<td class="colFirst"><code>private org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#toSnapshotDescription-org.apache.hadoop.hbase.shaded.protobuf.generated.HBaseProtos.ProcedureDescription-">toSnapshotDescription</a></span>(org.apache.hadoop.hbase.shaded.protobuf.generated.HBaseProtos.ProcedureDescription desc)</code> </td>
</tr>
@@ -563,7 +571,7 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<ul class="blockList">
<li class="blockList">
<h4>LOG</h4>
-<pre>private static final org.slf4j.Logger <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.105">LOG</a></pre>
+<pre>private static final org.slf4j.Logger <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.106">LOG</a></pre>
</li>
</ul>
<a name="SNAPSHOT_WAKE_MILLIS_DEFAULT">
@@ -572,7 +580,7 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<ul class="blockList">
<li class="blockList">
<h4>SNAPSHOT_WAKE_MILLIS_DEFAULT</h4>
-<pre>private static final int <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.108">SNAPSHOT_WAKE_MILLIS_DEFAULT</a></pre>
+<pre>private static final int <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.109">SNAPSHOT_WAKE_MILLIS_DEFAULT</a></pre>
<div class="block">By default, check to see if the snapshot is complete every WAKE MILLIS (ms)</div>
<dl>
<dt><span class="seeLabel">See Also:</span></dt>
@@ -586,7 +594,7 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<ul class="blockList">
<li class="blockList">
<h4>SNAPSHOT_SENTINELS_CLEANUP_TIMEOUT</h4>
-<pre>private static final int <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.121">SNAPSHOT_SENTINELS_CLEANUP_TIMEOUT</a></pre>
+<pre>private static final int <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.122">SNAPSHOT_SENTINELS_CLEANUP_TIMEOUT</a></pre>
<div class="block">Wait time before removing a finished sentinel from the in-progress map
NOTE: This is used as a safety auto cleanup.
@@ -608,7 +616,7 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<ul class="blockList">
<li class="blockList">
<h4>HBASE_SNAPSHOT_ENABLED</h4>
-<pre>public static final <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.124">HBASE_SNAPSHOT_ENABLED</a></pre>
+<pre>public static final <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.125">HBASE_SNAPSHOT_ENABLED</a></pre>
<div class="block">Enable or disable snapshot support</div>
<dl>
<dt><span class="seeLabel">See Also:</span></dt>
@@ -622,7 +630,7 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<ul class="blockList">
<li class="blockList">
<h4>SNAPSHOT_WAKE_MILLIS_KEY</h4>
-<pre>private static final <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.130">SNAPSHOT_WAKE_MILLIS_KEY</a></pre>
+<pre>private static final <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.131">SNAPSHOT_WAKE_MILLIS_KEY</a></pre>
<div class="block">Conf key for # of ms elapsed between checks for snapshot errors while waiting for
completion.</div>
<dl>
@@ -637,7 +645,7 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<ul class="blockList">
<li class="blockList">
<h4>ONLINE_SNAPSHOT_CONTROLLER_DESCRIPTION</h4>
-<pre>public static final <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.133">ONLINE_SNAPSHOT_CONTROLLER_DESCRIPTION</a></pre>
+<pre>public static final <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.134">ONLINE_SNAPSHOT_CONTROLLER_DESCRIPTION</a></pre>
<div class="block">Name of the operation to use in the controller</div>
<dl>
<dt><span class="seeLabel">See Also:</span></dt>
@@ -651,7 +659,7 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<ul class="blockList">
<li class="blockList">
<h4>SNAPSHOT_POOL_THREADS_KEY</h4>
-<pre>private static final <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.136">SNAPSHOT_POOL_THREADS_KEY</a></pre>
+<pre>private static final <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.137">SNAPSHOT_POOL_THREADS_KEY</a></pre>
<div class="block">Conf key for # of threads used by the SnapshotManager thread pool</div>
<dl>
<dt><span class="seeLabel">See Also:</span></dt>
@@ -665,7 +673,7 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<ul class="blockList">
<li class="blockList">
<h4>SNAPSHOT_POOL_THREADS_DEFAULT</h4>
-<pre>private static final int <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.139">SNAPSHOT_POOL_THREADS_DEFAULT</a></pre>
+<pre>private static final int <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.140">SNAPSHOT_POOL_THREADS_DEFAULT</a></pre>
<div class="block">number of current operations running on the master</div>
<dl>
<dt><span class="seeLabel">See Also:</span></dt>
@@ -679,7 +687,7 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<ul class="blockList">
<li class="blockList">
<h4>stopped</h4>
-<pre>private boolean <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.141">stopped</a></pre>
+<pre>private boolean <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.142">stopped</a></pre>
</li>
</ul>
<a name="master">
@@ -688,7 +696,7 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<ul class="blockList">
<li class="blockList">
<h4>master</h4>
-<pre>private <a href="../../../../../../org/apache/hadoop/hbase/master/MasterServices.html" title="interface in org.apache.hadoop.hbase.master">MasterServices</a> <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.142">master</a></pre>
+<pre>private <a href="../../../../../../org/apache/hadoop/hbase/master/MasterServices.html" title="interface in org.apache.hadoop.hbase.master">MasterServices</a> <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.143">master</a></pre>
</li>
</ul>
<a name="coordinator">
@@ -697,7 +705,7 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<ul class="blockList">
<li class="blockList">
<h4>coordinator</h4>
-<pre>private <a href="../../../../../../org/apache/hadoop/hbase/procedure/ProcedureCoordinator.html" title="class in org.apache.hadoop.hbase.procedure">ProcedureCoordinator</a> <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.143">coordinator</a></pre>
+<pre>private <a href="../../../../../../org/apache/hadoop/hbase/procedure/ProcedureCoordinator.html" title="class in org.apache.hadoop.hbase.procedure">ProcedureCoordinator</a> <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.144">coordinator</a></pre>
</li>
</ul>
<a name="isSnapshotSupported">
@@ -706,7 +714,7 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<ul class="blockList">
<li class="blockList">
<h4>isSnapshotSupported</h4>
-<pre>private boolean <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.146">isSnapshotSupported</a></pre>
+<pre>private boolean <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.147">isSnapshotSupported</a></pre>
</li>
</ul>
<a name="snapshotHandlers">
@@ -715,7 +723,7 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<ul class="blockList">
<li class="blockList">
<h4>snapshotHandlers</h4>
-<pre>private <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a><<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>,<a href="../../../../../../org/apache/hadoop/hbase/master/SnapshotSentinel.html" title="interface in org.apache.hadoop.hbase.master">SnapshotSentinel</a>> <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.152">snapshotHandlers</a></pre>
+<pre>private <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a><<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>,<a href="../../../../../../org/apache/hadoop/hbase/master/SnapshotSentinel.html" title="interface in org.apache.hadoop.hbase.master">SnapshotSentinel</a>> <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.153">snapshotHandlers</a></pre>
</li>
</ul>
<a name="restoreTableToProcIdMap">
@@ -724,7 +732,7 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<ul class="blockList">
<li class="blockList">
<h4>restoreTableToProcIdMap</h4>
-<pre>private <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a><<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Long.html?is-external=true" title="class or interface in java.lang">Long</a>> <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.161">restoreTableToProcIdMap</a></pre>
+<pre>private <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a><<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Long.html?is-external=true" title="class or interface in java.lang">Long</a>> <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.162">restoreTableToProcIdMap</a></pre>
</li>
</ul>
<a name="rootDir">
@@ -733,7 +741,7 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<ul class="blockList">
<li class="blockList">
<h4>rootDir</h4>
-<pre>private org.apache.hadoop.fs.Path <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.163">rootDir</a></pre>
+<pre>private org.apache.hadoop.fs.Path <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.164">rootDir</a></pre>
</li>
</ul>
<a name="executorService">
@@ -742,20 +750,20 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<ul class="blockList">
<li class="blockList">
<h4>executorService</h4>
-<pre>private <a href="../../../../../../org/apache/hadoop/hbase/executor/ExecutorService.html" title="class in org.apache.hadoop.hbase.executor">ExecutorService</a> <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.164">executorService</a></pre>
+<pre>private <a href="../../../../../../org/apache/hadoop/hbase/executor/ExecutorService.html" title="class in org.apache.hadoop.hbase.executor">ExecutorService</a> <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.165">executorService</a></pre>
</li>
</ul>
-<a name="locks">
+<a name="takingSnapshotLock">
<!-- -->
</a>
<ul class="blockListLast">
<li class="blockList">
-<h4>locks</h4>
-<pre>private <a href="../../../../../../org/apache/hadoop/hbase/util/KeyLocker.html" title="class in org.apache.hadoop.hbase.util">KeyLocker</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>> <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.172">locks</a></pre>
-<div class="block">Locks for snapshot operations
- key is snapshot's filename in progress, value is the related lock
- - create snapshot
- - SnapshotCleaner</div>
+<h4>takingSnapshotLock</h4>
+<pre>private <a href="https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/locks/ReentrantReadWriteLock.html?is-external=true" title="class or interface in java.util.concurrent.locks">ReentrantReadWriteLock</a> <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.173">takingSnapshotLock</a></pre>
+<div class="block">Read write lock between taking snapshot and snapshot HFile cleaner. The cleaner should skip to
+ check the HFiles if any snapshot is in progress, otherwise it may clean a HFile which would
+ belongs to the newly creating snapshot. So we should grab the write lock first when cleaner
+ start to work. (See HBASE-21387)</div>
</li>
</ul>
</li>
@@ -772,7 +780,7 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<ul class="blockList">
<li class="blockList">
<h4>SnapshotManager</h4>
-<pre>public <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.176">SnapshotManager</a>()</pre>
+<pre>public <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.175">SnapshotManager</a>()</pre>
</li>
</ul>
<a name="SnapshotManager-org.apache.hadoop.hbase.master.MasterServices-org.apache.hadoop.hbase.master.MetricsMaster-org.apache.hadoop.hbase.procedure.ProcedureCoordinator-org.apache.hadoop.hbase.executor.ExecutorService-">
@@ -781,7 +789,7 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<ul class="blockListLast">
<li class="blockList">
<h4>SnapshotManager</h4>
-<pre>public <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.184">SnapshotManager</a>(<a href="../../../../../../org/apache/hadoop/hbase/master/MasterServices.html" title="interface in org.apache.hadoop.hbase.master">MasterServices</a> master,
+<pre>public <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.183">SnapshotManager</a>(<a href="../../../../../../org/apache/hadoop/hbase/master/MasterServices.html" title="interface in org.apache.hadoop.hbase.master">MasterServices</a> master,
<a href="../../../../../../org/apache/hadoop/hbase/master/MetricsMaster.html" title="class in org.apache.hadoop.hbase.master">MetricsMaster</a> metricsMaster,
<a href="../../../../../../org/apache/hadoop/hbase/procedure/ProcedureCoordinator.html" title="class in org.apache.hadoop.hbase.procedure">ProcedureCoordinator</a> coordinator,
<a href="../../../../../../org/apache/hadoop/hbase/executor/ExecutorService.html" title="class in org.apache.hadoop.hbase.executor">ExecutorService</a> pool)
@@ -813,7 +821,7 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<ul class="blockList">
<li class="blockList">
<h4>getCompletedSnapshots</h4>
-<pre>public <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription> <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.202">getCompletedSnapshots</a>()
+<pre>public <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription> <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.201">getCompletedSnapshots</a>()
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block">Gets the list of all completed snapshots.</div>
<dl>
@@ -830,7 +838,7 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<ul class="blockList">
<li class="blockList">
<h4>getCompletedSnapshots</h4>
-<pre>private <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription> <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.213">getCompletedSnapshots</a>(org.apache.hadoop.fs.Path snapshotDir,
+<pre>private <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription> <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.212">getCompletedSnapshots</a>(org.apache.hadoop.fs.Path snapshotDir,
boolean withCpCall)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block">Gets the list of all completed snapshots.</div>
@@ -851,7 +859,7 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<ul class="blockList">
<li class="blockList">
<h4>resetTempDir</h4>
-<pre>void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.277">resetTempDir</a>()
+<pre>void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.276">resetTempDir</a>()
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block">Cleans up any snapshots in the snapshot/.tmp directory that were left from failed
snapshot attempts.</div>
@@ -867,7 +875,7 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<ul class="blockList">
<li class="blockList">
<h4>deleteSnapshot</h4>
-<pre>public void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.293">deleteSnapshot</a>(org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription snapshot)
+<pre>public void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.292">deleteSnapshot</a>(org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription snapshot)
throws <a href="../../../../../../org/apache/hadoop/hbase/snapshot/SnapshotDoesNotExistException.html" title="class in org.apache.hadoop.hbase.snapshot">SnapshotDoesNotExistException</a>,
<a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block">Delete the specified snapshot</div>
@@ -886,7 +894,7 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<ul class="blockList">
<li class="blockList">
<h4>isSnapshotDone</h4>
-<pre>public boolean <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.336">isSnapshotDone</a>(org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription expected)
+<pre>public boolean <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.335">isSnapshotDone</a>(org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription expected)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block">Check if the specified snapshot is done</div>
<dl>
@@ -906,7 +914,7 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<ul class="blockList">
<li class="blockList">
<h4>isTakingSnapshot</h4>
-<pre>boolean <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.401">isTakingSnapshot</a>(org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription snapshot)</pre>
+<pre>boolean <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.400">isTakingSnapshot</a>(org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription snapshot)</pre>
<div class="block">Check to see if there is a snapshot in progress with the same name or on the same table.
Currently we have a limitation only allowing a single snapshot per table at a time. Also we
don't allow snapshot with the same name.</div>
@@ -925,7 +933,7 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<ul class="blockList">
<li class="blockList">
<h4>isTakingSnapshot</h4>
-<pre>public boolean <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.423">isTakingSnapshot</a>(<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a> tableName)</pre>
+<pre>public boolean <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.422">isTakingSnapshot</a>(<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a> tableName)</pre>
<div class="block">Check to see if the specified table has a snapshot in progress. Currently we have a
limitation only allowing a single snapshot per table at a time.</div>
<dl>
@@ -942,7 +950,7 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<ul class="blockList">
<li class="blockList">
<h4>prepareToTakeSnapshot</h4>
-<pre>private void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.434">prepareToTakeSnapshot</a>(org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription snapshot)
+<pre>private void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.433">prepareToTakeSnapshot</a>(org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription snapshot)
throws <a href="../../../../../../org/apache/hadoop/hbase/snapshot/HBaseSnapshotException.html" title="class in org.apache.hadoop.hbase.snapshot">HBaseSnapshotException</a></pre>
<div class="block">Check to make sure that we are OK to run the passed snapshot. Checks to make sure that we
aren't already running a snapshot or restore on the requested table.</div>
@@ -960,7 +968,7 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<ul class="blockList">
<li class="blockList">
<h4>snapshotDisabledTable</h4>
-<pre>private void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.485">snapshotDisabledTable</a>(org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription snapshot)
+<pre>private void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.484">snapshotDisabledTable</a>(org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription snapshot)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block">Take a snapshot of a disabled table.</div>
<dl>
@@ -978,7 +986,7 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<ul class="blockList">
<li class="blockList">
<h4>snapshotEnabledTable</h4>
-<pre>private void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.505">snapshotEnabledTable</a>(org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription snapshot)
+<pre>private void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.504">snapshotEnabledTable</a>(org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription snapshot)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block">Take a snapshot of an enabled table.</div>
<dl>
@@ -996,7 +1004,7 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<ul class="blockList">
<li class="blockList">
<h4>snapshotTable</h4>
-<pre>private void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.524">snapshotTable</a>(org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription snapshot,
+<pre>private void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.523">snapshotTable</a>(org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription snapshot,
<a href="../../../../../../org/apache/hadoop/hbase/master/snapshot/TakeSnapshotHandler.html" title="class in org.apache.hadoop.hbase.master.snapshot">TakeSnapshotHandler</a> handler)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block">Take a snapshot using the specified handler.
@@ -1012,13 +1020,40 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
</dl>
</li>
</ul>
+<a name="getTakingSnapshotLock--">
+<!-- -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>getTakingSnapshotLock</h4>
+<pre>public <a href="https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/locks/ReadWriteLock.html?is-external=true" title="class or interface in java.util.concurrent.locks">ReadWriteLock</a> <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.549">getTakingSnapshotLock</a>()</pre>
+</li>
+</ul>
+<a name="isTakingAnySnapshot--">
+<!-- -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>isTakingAnySnapshot</h4>
+<pre>public boolean <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.561">isTakingAnySnapshot</a>()</pre>
+<div class="block">The snapshot operation processing as following: <br>
+ 1. Create a Snapshot Handler, and do some initialization; <br>
+ 2. Put the handler into snapshotHandlers <br>
+ So when we consider if any snapshot is taking, we should consider both the takingSnapshotLock
+ and snapshotHandlers;</div>
+<dl>
+<dt><span class="returnLabel">Returns:</span></dt>
+<dd>true to indicate that there're some running snapshots.</dd>
+</dl>
+</li>
+</ul>
<a name="takeSnapshot-org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription-">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>takeSnapshot</h4>
-<pre>public void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.557">takeSnapshot</a>(org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription snapshot)
+<pre>public void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.571">takeSnapshot</a>(org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription snapshot)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block">Take a snapshot based on the enabled/disabled state of the table.</div>
<dl>
@@ -1030,13 +1065,27 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
</dl>
</li>
</ul>
+<a name="takeSnapshotInternal-org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription-">
+<!-- -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>takeSnapshotInternal</h4>
+<pre>private void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.580">takeSnapshotInternal</a>(org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription snapshot)
+ throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
+<dl>
+<dt><span class="throwsLabel">Throws:</span></dt>
+<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
+</dl>
+</li>
+</ul>
<a name="setSnapshotHandlerForTesting-org.apache.hadoop.hbase.TableName-org.apache.hadoop.hbase.master.SnapshotSentinel-">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>setSnapshotHandlerForTesting</h4>
-<pre>public void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.647">setSnapshotHandlerForTesting</a>(<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a> tableName,
+<pre>public void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.670">setSnapshotHandlerForTesting</a>(<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a> tableName,
<a href="../../../../../../org/apache/hadoop/hbase/master/SnapshotSentinel.html" title="interface in org.apache.hadoop.hbase.master">SnapshotSentinel</a> handler)</pre>
<div class="block">Set the handler for the current snapshot
<p>
@@ -1056,7 +1105,7 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<ul class="blockList">
<li class="blockList">
<h4>getCoordinator</h4>
-<pre><a href="../../../../../../org/apache/hadoop/hbase/procedure/ProcedureCoordinator.html" title="class in org.apache.hadoop.hbase.procedure">ProcedureCoordinator</a> <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.660">getCoordinator</a>()</pre>
+<pre><a href="../../../../../../org/apache/hadoop/hbase/procedure/ProcedureCoordinator.html" title="class in org.apache.hadoop.hbase.procedure">ProcedureCoordinator</a> <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.683">getCoordinator</a>()</pre>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>distributed commit coordinator for all running snapshots</dd>
@@ -1069,7 +1118,7 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<ul class="blockList">
<li class="blockList">
<h4>isSnapshotCompleted</h4>
-<pre>private boolean <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.674">isSnapshotCompleted</a>(org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription snapshot)
+<pre>private boolean <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.697">isSnapshotCompleted</a>(org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription snapshot)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block">Check to see if the snapshot is one of the currently completed snapshots
Returns true if the snapshot exists in the "completed snapshots folder".</div>
@@ -1091,7 +1140,7 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<ul class="blockList">
<li class="blockList">
<h4>cloneSnapshot</h4>
-<pre>private long <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.697">cloneSnapshot</a>(org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription reqSnapshot,
+<pre>private long <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.720">cloneSnapshot</a>(org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription reqSnapshot,
<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a> tableName,
org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription snapshot,
<a href="../../../../../../org/apache/hadoop/hbase/client/TableDescriptor.html" title="interface in org.apache.hadoop.hbase.client">TableDescriptor</a> snapshotTableDesc,
@@ -1120,7 +1169,7 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<ul class="blockList">
<li class="blockList">
<h4>cloneSnapshot</h4>
-<pre>long <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.732">cloneSnapshot</a>(org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription snapshot,
+<pre>long <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.755">cloneSnapshot</a>(org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription snapshot,
<a href="../../../../../../org/apache/hadoop/hbase/client/TableDescriptor.html" title="interface in org.apache.hadoop.hbase.client">TableDescriptor</a> tableDescriptor,
<a href="../../../../../../org/apache/hadoop/hbase/util/NonceKey.html" title="class in org.apache.hadoop.hbase.util">NonceKey</a> nonceKey,
boolean restoreAcl)
@@ -1145,7 +1194,7 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<ul class="blockList">
<li class="blockList">
<h4>restoreOrCloneSnapshot</h4>
-<pre>public long <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.768">restoreOrCloneSnapshot</a>(org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription reqSnapshot,
+<pre>public long <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.791">restoreOrCloneSnapshot</a>(org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription reqSnapshot,
<a href="../../../../../../org/apache/hadoop/hbase/util/NonceKey.html" title="class in org.apache.hadoop.hbase.util">NonceKey</a> nonceKey,
boolean restoreAcl)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
@@ -1165,7 +1214,7 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<ul class="blockList">
<li class="blockList">
<h4>restoreSnapshot</h4>
-<pre>private long <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.819">restoreSnapshot</a>(org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription reqSnapshot,
+<pre>private long <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.842">restoreSnapshot</a>(org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription reqSnapshot,
<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a> tableName,
org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription snapshot,
<a href="../../../../../../org/apache/hadoop/hbase/client/TableDescriptor.html" title="interface in org.apache.hadoop.hbase.client">TableDescriptor</a> snapshotTableDesc,
@@ -1195,7 +1244,7 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<ul class="blockList">
<li class="blockList">
<h4>restoreSnapshot</h4>
-<pre>private long <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.864">restoreSnapshot</a>(org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription snapshot,
+<pre>private long <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.887">restoreSnapshot</a>(org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription snapshot,
<a href="../../../../../../org/apache/hadoop/hbase/client/TableDescriptor.html" title="interface in org.apache.hadoop.hbase.client">TableDescriptor</a> tableDescriptor,
<a href="../../../../../../org/apache/hadoop/hbase/util/NonceKey.html" title="class in org.apache.hadoop.hbase.util">NonceKey</a> nonceKey,
boolean restoreAcl)
@@ -1221,7 +1270,7 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<ul class="blockList">
<li class="blockList">
<h4>isRestoringTable</h4>
-<pre>private boolean <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.901">isRestoringTable</a>(<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a> tableName)</pre>
+<pre>private boolean <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.924">isRestoringTable</a>(<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a> tableName)</pre>
<div class="block">Verify if the restore of the specified table is in progress.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
@@ -1237,7 +1286,7 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<ul class="blockList">
<li class="blockList">
<h4>removeSentinelIfFinished</h4>
-<pre>private <a href="../../../../../../org/apache/hadoop/hbase/master/SnapshotSentinel.html" title="interface in org.apache.hadoop.hbase.master">SnapshotSentinel</a> <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.923">removeSentinelIfFinished</a>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a><<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>,<a href="../../../../../../org/apache/hadoop/hbase/master/SnapshotSentinel.html" title="interface in org.apache.hadoop.hbase.master">SnapshotSentinel</a>> sentinels,
+<pre>private <a href="../../../../../../org/apache/hadoop/hbase/master/SnapshotSentinel.html" title="interface in org.apache.hadoop.hbase.master">SnapshotSentinel</a> <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.946">removeSentinelIfFinished</a>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a><<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>,<a href="../../../../../../org/apache/hadoop/hbase/master/SnapshotSentinel.html" title="interface in org.apache.hadoop.hbase.master">SnapshotSentinel</a>> sentinels,
org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription snapshot)</pre>
<div class="block">Return the handler if it is currently live and has the same snapshot target name.
The handler is removed from the sentinels map if completed.</div>
@@ -1256,7 +1305,7 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<ul class="blockList">
<li class="blockList">
<h4>cleanupSentinels</h4>
-<pre>private void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.956">cleanupSentinels</a>()</pre>
+<pre>private void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.979">cleanupSentinels</a>()</pre>
<div class="block">Removes "abandoned" snapshot/restore requests.
As part of the HBaseAdmin snapshot/restore API the operation status is checked until completed,
and the in-progress maps are cleaned up when the status of a completed task is requested.
@@ -1270,7 +1319,7 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<ul class="blockList">
<li class="blockList">
<h4>cleanupSentinels</h4>
-<pre>private void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.966">cleanupSentinels</a>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a><<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>,<a href="../../../../../../org/apache/hadoop/hbase/master/SnapshotSentinel.html" title="interface in org.apache.hadoop.hbase.master">SnapshotSentinel</a>> sentinels)</pre>
+<pre>private void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.989">cleanupSentinels</a>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a><<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>,<a href="../../../../../../org/apache/hadoop/hbase/master/SnapshotSentinel.html" title="interface in org.apache.hadoop.hbase.master">SnapshotSentinel</a>> sentinels)</pre>
<div class="block">Remove the sentinels that are marked as finished and the completion time
has exceeded the removal timeout.</div>
<dl>
@@ -1285,7 +1334,7 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<ul class="blockList">
<li class="blockList">
<h4>cleanupCompletedRestoreInMap</h4>
-<pre>private void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.984">cleanupCompletedRestoreInMap</a>()</pre>
+<pre>private void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.1007">cleanupCompletedRestoreInMap</a>()</pre>
<div class="block">Remove the procedures that are marked as finished</div>
</li>
</ul>
@@ -1295,7 +1344,7 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<ul class="blockList">
<li class="blockList">
<h4>stop</h4>
-<pre>public void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.1001">stop</a>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> why)</pre>
+<pre>public void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.1024">stop</a>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> why)</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html#stop-java.lang.String-">Stoppable</a></code></span></div>
<div class="block">Stop this service.
Implementers should favor logging errors over throwing RuntimeExceptions.</div>
@@ -1313,7 +1362,7 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<ul class="blockList">
<li class="blockList">
<h4>isStopped</h4>
-<pre>public boolean <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.1021">isStopped</a>()</pre>
+<pre>public boolean <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.1044">isStopped</a>()</pre>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html#isStopped--">isStopped</a></code> in interface <code><a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" title="interface in org.apache.hadoop.hbase">Stoppable</a></code></dd>
@@ -1328,7 +1377,7 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<ul class="blockList">
<li class="blockList">
<h4>checkSnapshotSupport</h4>
-<pre>public void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.1030">checkSnapshotSupport</a>()
+<pre>public void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.1053">checkSnapshotSupport</a>()
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/UnsupportedOperationException.html?is-external=true" title="class or interface in java.lang">UnsupportedOperationException</a></pre>
<div class="block">Throws an exception if snapshot operations (take a snapshot, restore, clone) are not supported.
Called at the beginning of snapshot() and restoreSnapshot() methods.</div>
@@ -1344,7 +1393,7 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<ul class="blockList">
<li class="blockList">
<h4>checkSnapshotSupport</h4>
-<pre>private void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.1048">checkSnapshotSupport</a>(org.apache.hadoop.conf.Configuration conf,
+<pre>private void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.1071">checkSnapshotSupport</a>(org.apache.hadoop.conf.Configuration conf,
<a href="../../../../../../org/apache/hadoop/hbase/master/MasterFileSystem.html" title="class in org.apache.hadoop.hbase.master">MasterFileSystem</a> mfs)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a>,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/UnsupportedOperationException.html?is-external=true" title="class or interface in java.lang">UnsupportedOperationException</a></pre>
@@ -1368,7 +1417,7 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<ul class="blockList">
<li class="blockList">
<h4>initialize</h4>
-<pre>public void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.1120">initialize</a>(<a href="../../../../../../org/apache/hadoop/hbase/master/MasterServices.html" title="interface in org.apache.hadoop.hbase.master">MasterServices</a> master,
+<pre>public void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.1143">initialize</a>(<a href="../../../../../../org/apache/hadoop/hbase/master/MasterServices.html" title="interface in org.apache.hadoop.hbase.master">MasterServices</a> master,
<a href="../../../../../../org/apache/hadoop/hbase/master/MetricsMaster.html" title="class in org.apache.hadoop.hbase.master">MetricsMaster</a> metricsMaster)
throws org.apache.zookeeper.KeeperException,
<a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a>,
@@ -1393,7 +1442,7 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<ul class="blockList">
<li class="blockList">
<h4>getProcedureSignature</h4>
-<pre>public <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.1148">getProcedureSignature</a>()</pre>
+<pre>public <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.1171">getProcedureSignature</a>()</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../../org/apache/hadoop/hbase/procedure/ProcedureManager.html#getProcedureSignature--">ProcedureManager</a></code></span></div>
<div class="block">Return the unique signature of the procedure. This signature uniquely
identifies the procedure. By default, this signature is the string used in
@@ -1410,7 +1459,7 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<ul class="blockList">
<li class="blockList">
<h4>execProcedure</h4>
-<pre>public void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.1153">execProcedure</a>(org.apache.hadoop.hbase.shaded.protobuf.generated.HBaseProtos.ProcedureDescription desc)
+<pre>public void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.1176">execProcedure</a>(org.apache.hadoop.hbase.shaded.protobuf.generated.HBaseProtos.ProcedureDescription desc)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../../org/apache/hadoop/hbase/procedure/MasterProcedureManager.html#execProcedure-org.apache.hadoop.hbase.shaded.protobuf.generated.HBaseProtos.ProcedureDescription-">MasterProcedureManager</a></code></span></div>
<div class="block">Execute a distributed procedure on cluster</div>
@@ -1430,7 +1479,7 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<ul class="blockList">
<li class="blockList">
<h4>checkPermissions</h4>
-<pre>public void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.1158">checkPermissions</a>(org.apache.hadoop.hbase.shaded.protobuf.generated.HBaseProtos.ProcedureDescription desc,
+<pre>public void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.1181">checkPermissions</a>(org.apache.hadoop.hbase.shaded.protobuf.generated.HBaseProtos.ProcedureDescription desc,
<a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessChecker.html" title="class in org.apache.hadoop.hbase.security.access">AccessChecker</a> accessChecker,
<a href="../../../../../../org/apache/hadoop/hbase/security/User.html" title="class in org.apache.hadoop.hbase.security">User</a> user)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
@@ -1450,7 +1499,7 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<ul class="blockList">
<li class="blockList">
<h4>isProcedureDone</h4>
-<pre>public boolean <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.1165">isProcedureDone</a>(org.apache.hadoop.hbase.shaded.protobuf.generated.HBaseProtos.ProcedureDescription desc)
+<pre>public boolean <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.1188">isProcedureDone</a>(org.apache.hadoop.hbase.shaded.protobuf.generated.HBaseProtos.ProcedureDescription desc)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../../org/apache/hadoop/hbase/procedure/MasterProcedureManager.html#isProcedureDone-org.apache.hadoop.hbase.shaded.protobuf.generated.HBaseProtos.ProcedureDescription-">MasterProcedureManager</a></code></span></div>
<div class="block">Check if the procedure is finished successfully</div>
@@ -1469,10 +1518,10 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
<a name="toSnapshotDescription-org.apache.hadoop.hbase.shaded.protobuf.generated.HBaseProtos.ProcedureDescription-">
<!-- -->
</a>
-<ul class="blockList">
+<ul class="blockListLast">
<li class="blockList">
<h4>toSnapshotDescription</h4>
-<pre>private org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.1169">toSnapshotDescription</a>(org.apache.hadoop.hbase.shaded.protobuf.generated.HBaseProtos.ProcedureDescription desc)
+<pre>private org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.1192">toSnapshotDescription</a>(org.apache.hadoop.hbase.shaded.protobuf.generated.HBaseProtos.ProcedureDescription desc)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<dl>
<dt><span class="throwsLabel">Throws:</span></dt>
@@ -1480,15 +1529,6 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/Stoppable.html" ti
</dl>
</li>
</ul>
-<a name="getLocks--">
-<!-- -->
-</a>
-<ul class="blockListLast">
-<li class="blockList">
-<h4>getLocks</h4>
-<pre>public <a href="../../../../../../org/apache/hadoop/hbase/util/KeyLocker.html" title="class in org.apache.hadoop.hbase.util">KeyLocker</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>> <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/snapshot/SnapshotManager.html#line.1193">getLocks</a>()</pre>
-</li>
-</ul>
</li>
</ul>
</li>