http://git-wip-us.apache.org/repos/asf/hbase-site/blob/804782f0/devapidocs/org/apache/hadoop/hbase/master/procedure/CreateNamespaceProcedure.html ---------------------------------------------------------------------- diff --git a/devapidocs/org/apache/hadoop/hbase/master/procedure/CreateNamespaceProcedure.html b/devapidocs/org/apache/hadoop/hbase/master/procedure/CreateNamespaceProcedure.html index 8f108ce..31aa28f 100644 --- a/devapidocs/org/apache/hadoop/hbase/master/procedure/CreateNamespaceProcedure.html +++ b/devapidocs/org/apache/hadoop/hbase/master/procedure/CreateNamespaceProcedure.html @@ -18,7 +18,7 @@ catch(err) { } //--> -var methods = {"i0":10,"i1":9,"i2":10,"i3":10,"i4":10,"i5":10,"i6":10,"i7":10,"i8":9,"i9":10,"i10":9,"i11":10,"i12":10,"i13":10,"i14":10,"i15":10,"i16":10,"i17":10,"i18":9,"i19":10,"i20":9}; +var methods = {"i0":10,"i1":9,"i2":10,"i3":10,"i4":10,"i5":10,"i6":10,"i7":10,"i8":9,"i9":10,"i10":9,"i11":10,"i12":10,"i13":10,"i14":10,"i15":10,"i16":10,"i17":9,"i18":10,"i19":9,"i20":10}; var tabs = {65535:["t0","All Methods"],1:["t1","Static Methods"],2:["t2","Instance Methods"],8:["t4","Concrete Methods"]}; var altColor = "altColor"; var rowColor = "rowColor"; @@ -329,46 +329,48 @@ extends <a href="../../../../../../org/apache/hadoop/hbase/master/procedure/Abst </td> </tr> <tr id="i15" class="rowColor"> -<td class="colFirst"><code>private void</code></td> -<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/procedure/CreateNamespaceProcedure.html#rollbackSetNamespaceQuota-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-">rollbackSetNamespaceQuota</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a> env)</code> -<div class="block">remove quota for the namespace if exists</div> -</td> -</tr> -<tr id="i16" class="altColor"> <td class="colFirst"><code>protected void</code></td> <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/procedure/CreateNamespaceProcedure.html#rollbackState-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos.CreateNamespaceState-">rollbackState</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a> env, org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos.CreateNamespaceState state)</code> <div class="block">called to perform the rollback of the specified state</div> </td> </tr> -<tr id="i17" class="rowColor"> +<tr id="i16" class="altColor"> <td class="colFirst"><code>protected void</code></td> <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/procedure/CreateNamespaceProcedure.html#serializeStateData-org.apache.hadoop.hbase.procedure2.ProcedureStateSerializer-">serializeStateData</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/procedure2/ProcedureStateSerializer.html" title="interface in org.apache.hadoop.hbase.procedure2">ProcedureStateSerializer</a> serializer)</code> <div class="block">The user-level code of the procedure may have some state to persist (e.g.</div> </td> </tr> -<tr id="i18" class="altColor"> +<tr id="i17" class="rowColor"> <td class="colFirst"><code>protected static void</code></td> <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/procedure/CreateNamespaceProcedure.html#setNamespaceQuota-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-org.apache.hadoop.hbase.NamespaceDescriptor-">setNamespaceQuota</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a> env, <a href="../../../../../../org/apache/hadoop/hbase/NamespaceDescriptor.html" title="class in org.apache.hadoop.hbase">NamespaceDescriptor</a> nsDescriptor)</code> <div class="block">Set quota for the namespace</div> </td> </tr> -<tr id="i19" class="rowColor"> +<tr id="i18" class="altColor"> <td class="colFirst"><code>protected boolean</code></td> <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/procedure/CreateNamespaceProcedure.html#shouldWaitClientAck-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-">shouldWaitClientAck</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a> env)</code> <div class="block">By default, the executor will keep the procedure result around util the eviction TTL is expired.</div> </td> </tr> -<tr id="i20" class="altColor"> +<tr id="i19" class="rowColor"> <td class="colFirst"><code>protected static void</code></td> <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/procedure/CreateNamespaceProcedure.html#updateZKNamespaceManager-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-org.apache.hadoop.hbase.NamespaceDescriptor-">updateZKNamespaceManager</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a> env, <a href="../../../../../../org/apache/hadoop/hbase/NamespaceDescriptor.html" title="class in org.apache.hadoop.hbase">NamespaceDescriptor</a> nsDescriptor)</code> <div class="block">Update ZooKeeper.</div> </td> </tr> +<tr id="i20" class="altColor"> +<td class="colFirst"><code>protected boolean</code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/procedure/CreateNamespaceProcedure.html#waitInitialized-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-">waitInitialized</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a> env)</code> +<div class="block">The <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#doAcquireLock-TEnvironment-org.apache.hadoop.hbase.procedure2.store.ProcedureStore-"><code>Procedure.doAcquireLock(Object, ProcedureStore)</code></a> will be split into two steps, first, it will + call us to determine whether we need to wait for initialization, second, it will call + <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#acquireLock-TEnvironment-"><code>Procedure.acquireLock(Object)</code></a> to actually handle the lock for this procedure.</div> +</td> +</tr> </table> <ul class="blockList"> <li class="blockList"><a name="methods.inherited.from.class.org.apache.hadoop.hbase.master.procedure.AbstractStateMachineNamespaceProcedure"> @@ -389,7 +391,7 @@ extends <a href="../../../../../../org/apache/hadoop/hbase/master/procedure/Abst <!-- --> </a> <h3>Methods inherited from class org.apache.hadoop.hbase.procedure2.<a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html" title="class in org.apache.hadoop.hbase.procedure2">Procedure</a></h3> -<code><a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#addStackIndex-int-">addStackIndex</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#afterReplay-TEnvironment-">afterReplay</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#beforeReplay-TEnvironment-">beforeReplay</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#compareTo-org.apache.hadoop.hbase.procedure2.Procedure-">compareTo</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#completionCleanup-TEnvironment-">completionCleanup</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#doAcquireLock-TEnvironment-">doAcquireLock</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#doExecute-TEnvironment-">doExecute</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#doReleaseLock-TEnvironment-">d oReleaseLock</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#doRollback-TEnvironment-">doRollback</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#elapsedTime--">elapsedTime</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#getChildrenLatch--">getChildrenLatch</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#getException--">getException</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#getLastUpdate--">getLastUpdate</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#getNonceKey--">getNonceKey</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#getOwner--">getOwner</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#getParentProcId--">getParentProcId</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#ge tProcedureMetrics-TEnvironment-">getProcedureMetrics</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#getProcId--">getProcId</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#getProcIdHashCode-long-">getProcIdHashCode</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#getProcName--">getProcName</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#getResult--">getResult</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#getRootProcedureId-java.util.Map-org.apache.hadoop.hbase.procedure2.Procedure-">getRootProcedureId</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#getRootProcId--">getRootProcId</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#getStackIndexes--">getStackIndexes</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#getStat e--">getState</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#getSubmittedTime--">getSubmittedTime</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#getTimeout--">getTimeout</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#getTimeoutTimestamp--">getTimeoutTimestamp</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#hasChildren--">hasChildren</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#hasException--">hasException</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#hasLock-TEnvironment-">hasLock</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#hasOwner--">hasOwner</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#hasParent--">hasParent</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#hasTimeou t--">hasTimeout</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#haveSameParent-org.apache.hadoop.hbase.procedure2.Procedure-org.apache.hadoop.hbase.procedure2.Procedure-">haveSameParent</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#holdLock-TEnvironment-">holdLock</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#incChildrenLatch--">incChildrenLatch</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#isFailed--">isFailed</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#isFinished--">isFinished</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#isInitializing--">isInitializing</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#isRunnable--">isRunnable</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#isSuccess--">isSuccess</a>, < a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#isWaiting--">isWaiting</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#removeStackIndex--">removeStackIndex</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#setAbortFailure-java.lang.String-java.lang.String-">setAbortFailure</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#setChildrenLatch-int-">setChildrenLatch</a>, <a 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href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#setProcId-long-">setProcId</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#setResult-byte:A-">setResult</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#setRootProcId-long-">setRootProcId</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#setStackIndexes-java.util.List-">setStackIndexes</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#se tState-org.apache.hadoop.hbase.shaded.protobuf.generated.ProcedureProtos.ProcedureState-">setState</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#setSubmittedTime-long-">setSubmittedTime</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#setTimeout-int-">setTimeout</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#setTimeoutFailure-TEnvironment-">setTimeoutFailure</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#toString--">toString</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#toStringClass--">toStringClass</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#toStringDetails--">toStringDetails</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#toStringSimpleSB--">toStringSimpleSB</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.htm l#updateMetricsOnFinish-TEnvironment-long-boolean-">updateMetricsOnFinish</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#updateMetricsOnSubmit-TEnvironment-">updateMetricsOnSubmit</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#updateTimestamp--">updateTimestamp</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#wasExecuted--">wasExecuted</a></code></li> +<code><a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#addStackIndex-int-">addStackIndex</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#afterReplay-TEnvironment-">afterReplay</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#beforeReplay-TEnvironment-">beforeReplay</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#compareTo-org.apache.hadoop.hbase.procedure2.Procedure-">compareTo</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#completionCleanup-TEnvironment-">completionCleanup</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#doExecute-TEnvironment-">doExecute</a>, <a 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href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#setStackIndexes-java.util.List-">setStackIndexes</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#setState-org.apache.hadoop.hbase.shaded.protobuf.generated.ProcedureProtos.ProcedureState-">setState</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#setSubmittedTime-long-">setSubmittedTime</a>, <a href="../../../../../../org/apac he/hadoop/hbase/procedure2/Procedure.html#setTimeout-int-">setTimeout</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#setTimeoutFailure-TEnvironment-">setTimeoutFailure</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#toString--">toString</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#toStringClass--">toStringClass</a>, <a 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href="../../../../../../src-html/org/apache/hadoop/hbase/master/procedure/CreateNamespaceProcedure.html#line.168">isBootstrapNamespace</a>()</pre> </li> </ul> +<a name="waitInitialized-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>waitInitialized</h4> +<pre>protected boolean <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/procedure/CreateNamespaceProcedure.html#line.174">waitInitialized</a>(<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a> env)</pre> +<div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#waitInitialized-TEnvironment-">Procedure</a></code></span></div> +<div class="block">The <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#doAcquireLock-TEnvironment-org.apache.hadoop.hbase.procedure2.store.ProcedureStore-"><code>Procedure.doAcquireLock(Object, ProcedureStore)</code></a> will be split into two steps, first, it will + call us to determine whether we need to wait for initialization, second, it will call + <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#acquireLock-TEnvironment-"><code>Procedure.acquireLock(Object)</code></a> to actually handle the lock for this procedure. + <p/> + This is because that when master restarts, we need to restore the lock state for all the + procedures to not break the semantic if <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#holdLock-TEnvironment-"><code>Procedure.holdLock(Object)</code></a> is true. But the + <a href="../../../../../../org/apache/hadoop/hbase/procedure2/ProcedureExecutor.html" title="class in org.apache.hadoop.hbase.procedure2"><code>ProcedureExecutor</code></a> will be started before the master finish initialization(as it is part + of the initialization!), so we need to split the code into two steps, and when restore, we just + restore the lock part and ignore the waitInitialized part. Otherwise there will be dead lock.</div> +<dl> +<dt><span class="overrideSpecifyLabel">Overrides:</span></dt> +<dd><code><a href="../../../../../../org/apache/hadoop/hbase/master/procedure/AbstractStateMachineNamespaceProcedure.html#waitInitialized-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-">waitInitialized</a></code> in class <code><a href="../../../../../../org/apache/hadoop/hbase/master/procedure/AbstractStateMachineNamespaceProcedure.html" title="class in org.apache.hadoop.hbase.master.procedure">AbstractStateMachineNamespaceProcedure</a><org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos.CreateNamespaceState></code></dd> +<dt><span class="returnLabel">Returns:</span></dt> +<dd>true means we need to wait until the environment has been initialized, otherwise true.</dd> +</dl> +</li> +</ul> <a name="acquireLock-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-"> <!-- --> </a> <ul class="blockList"> <li class="blockList"> <h4>acquireLock</h4> -<pre>protected <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.LockState.html" title="enum in org.apache.hadoop.hbase.procedure2">Procedure.LockState</a> <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/procedure/CreateNamespaceProcedure.html#line.174">acquireLock</a>(<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a> env)</pre> +<pre>protected <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.LockState.html" title="enum in org.apache.hadoop.hbase.procedure2">Procedure.LockState</a> <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/procedure/CreateNamespaceProcedure.html#line.185">acquireLock</a>(<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a> env)</pre> <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#acquireLock-TEnvironment-">Procedure</a></code></span></div> -<div class="block">The user should override this method if they need a lock on an Entity. - A lock can be anything, and it is up to the implementor. The Procedure - Framework will call this method just before it invokes <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#execute-TEnvironment-"><code>Procedure.execute(Object)</code></a>. - It calls <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#releaseLock-TEnvironment-"><code>Procedure.releaseLock(Object)</code></a> after the call to execute. - - <p>If you need to hold the lock for the life of the Procedure -- i.e. you do not - want any other Procedure interfering while this Procedure is running, see - <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#holdLock-TEnvironment-"><code>Procedure.holdLock(Object)</code></a>. - - <p>Example: in our Master we can execute request in parallel for different tables. - We can create t1 and create t2 and these creates can be executed at the same time. - Anything else on t1/t2 is queued waiting that specific table create to happen. - - <p>There are 3 LockState: - <ul><li>LOCK_ACQUIRED should be returned when the proc has the lock and the proc is - ready to execute.</li> - <li>LOCK_YIELD_WAIT should be returned when the proc has not the lock and the framework - should take care of readding the procedure back to the runnable set for retry</li> - <li>LOCK_EVENT_WAIT should be returned when the proc has not the lock and someone will - take care of readding the procedure back to the runnable set when the lock is available. - </li></ul></div> +<div class="block">The user should override this method if they need a lock on an Entity. A lock can be anything, + and it is up to the implementor. The Procedure Framework will call this method just before it + invokes <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#execute-TEnvironment-"><code>Procedure.execute(Object)</code></a>. It calls <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#releaseLock-TEnvironment-"><code>Procedure.releaseLock(Object)</code></a> after the call to + execute. + <p/> + If you need to hold the lock for the life of the Procedure -- i.e. you do not want any other + Procedure interfering while this Procedure is running, see <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#holdLock-TEnvironment-"><code>Procedure.holdLock(Object)</code></a>. + <p/> + Example: in our Master we can execute request in parallel for different tables. We can create + t1 and create t2 and these creates can be executed at the same time. Anything else on t1/t2 is + queued waiting that specific table create to happen. + <p/> + There are 3 LockState: + <ul> + <li>LOCK_ACQUIRED should be returned when the proc has the lock and the proc is ready to + execute.</li> + <li>LOCK_YIELD_WAIT should be returned when the proc has not the lock and the framework should + take care of readding the procedure back to the runnable set for retry</li> + <li>LOCK_EVENT_WAIT should be returned when the proc has not the lock and someone will take + care of readding the procedure back to the runnable set when the lock is available.</li> + </ul></div> <dl> <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> <dd><code><a href="../../../../../../org/apache/hadoop/hbase/master/procedure/AbstractStateMachineNamespaceProcedure.html#acquireLock-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-">acquireLock</a></code> in class <code><a href="../../../../../../org/apache/hadoop/hbase/master/procedure/AbstractStateMachineNamespaceProcedure.html" title="class in org.apache.hadoop.hbase.master.procedure">AbstractStateMachineNamespaceProcedure</a><org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos.CreateNamespaceState></code></dd> @@ -694,7 +721,7 @@ extends <a href="../../../../../../org/apache/hadoop/hbase/master/procedure/Abst <ul class="blockList"> <li class="blockList"> <h4>getTableOperationType</h4> -<pre>public <a href="../../../../../../org/apache/hadoop/hbase/master/procedure/TableProcedureInterface.TableOperationType.html" title="enum in org.apache.hadoop.hbase.master.procedure">TableProcedureInterface.TableOperationType</a> <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/procedure/CreateNamespaceProcedure.html#line.190">getTableOperationType</a>()</pre> +<pre>public <a href="../../../../../../org/apache/hadoop/hbase/master/procedure/TableProcedureInterface.TableOperationType.html" title="enum in org.apache.hadoop.hbase.master.procedure">TableProcedureInterface.TableOperationType</a> <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/procedure/CreateNamespaceProcedure.html#line.193">getTableOperationType</a>()</pre> <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../../../org/apache/hadoop/hbase/master/procedure/TableProcedureInterface.html#getTableOperationType--">TableProcedureInterface</a></code></span></div> <div class="block">Given an operation type we can take decisions about what to do with pending operations. e.g. if we get a delete and we have some table operation pending (e.g. add column) @@ -715,7 +742,7 @@ extends <a href="../../../../../../org/apache/hadoop/hbase/master/procedure/Abst <ul class="blockList"> <li class="blockList"> <h4>getNamespaceName</h4> -<pre>protected <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/procedure/CreateNamespaceProcedure.html#line.195">getNamespaceName</a>()</pre> +<pre>protected <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/procedure/CreateNamespaceProcedure.html#line.198">getNamespaceName</a>()</pre> <dl> <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> <dd><code><a href="../../../../../../org/apache/hadoop/hbase/master/procedure/AbstractStateMachineNamespaceProcedure.html#getNamespaceName--">getNamespaceName</a></code> in class <code><a href="../../../../../../org/apache/hadoop/hbase/master/procedure/AbstractStateMachineNamespaceProcedure.html" title="class in org.apache.hadoop.hbase.master.procedure">AbstractStateMachineNamespaceProcedure</a><org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos.CreateNamespaceState></code></dd> @@ -728,7 +755,7 @@ extends <a href="../../../../../../org/apache/hadoop/hbase/master/procedure/Abst <ul class="blockList"> <li class="blockList"> <h4>prepareCreate</h4> -<pre>private boolean <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/procedure/CreateNamespaceProcedure.html#line.204">prepareCreate</a>(<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a> env) +<pre>private boolean <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/procedure/CreateNamespaceProcedure.html#line.207">prepareCreate</a>(<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a> env) 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">Action before any real action of creating namespace.</div> <dl> @@ -745,7 +772,7 @@ extends <a href="../../../../../../org/apache/hadoop/hbase/master/procedure/Abst <ul class="blockList"> <li class="blockList"> <h4>createDirectory</h4> -<pre>protected static void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/procedure/CreateNamespaceProcedure.html#line.220">createDirectory</a>(<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a> env, +<pre>protected static void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/procedure/CreateNamespaceProcedure.html#line.223">createDirectory</a>(<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a> env, <a href="../../../../../../org/apache/hadoop/hbase/NamespaceDescriptor.html" title="class in org.apache.hadoop.hbase">NamespaceDescriptor</a> nsDescriptor) 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">Create the namespace directory</div> @@ -764,7 +791,7 @@ extends <a href="../../../../../../org/apache/hadoop/hbase/master/procedure/Abst <ul class="blockList"> <li class="blockList"> <h4>insertIntoNSTable</h4> -<pre>protected static void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/procedure/CreateNamespaceProcedure.html#line.234">insertIntoNSTable</a>(<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a> env, +<pre>protected static void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/procedure/CreateNamespaceProcedure.html#line.237">insertIntoNSTable</a>(<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a> env, <a href="../../../../../../org/apache/hadoop/hbase/NamespaceDescriptor.html" title="class in org.apache.hadoop.hbase">NamespaceDescriptor</a> nsDescriptor) 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">Insert the row into ns table</div> @@ -783,7 +810,7 @@ extends <a href="../../../../../../org/apache/hadoop/hbase/master/procedure/Abst <ul class="blockList"> <li class="blockList"> <h4>updateZKNamespaceManager</h4> -<pre>protected static void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/procedure/CreateNamespaceProcedure.html#line.246">updateZKNamespaceManager</a>(<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a> env, +<pre>protected static void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/procedure/CreateNamespaceProcedure.html#line.249">updateZKNamespaceManager</a>(<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a> env, <a href="../../../../../../org/apache/hadoop/hbase/NamespaceDescriptor.html" title="class in org.apache.hadoop.hbase">NamespaceDescriptor</a> nsDescriptor) 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">Update ZooKeeper.</div> @@ -802,7 +829,7 @@ extends <a href="../../../../../../org/apache/hadoop/hbase/master/procedure/Abst <ul class="blockList"> <li class="blockList"> <h4>setNamespaceQuota</h4> -<pre>protected static void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/procedure/CreateNamespaceProcedure.html#line.258">setNamespaceQuota</a>(<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a> env, +<pre>protected static void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/procedure/CreateNamespaceProcedure.html#line.261">setNamespaceQuota</a>(<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a> env, <a href="../../../../../../org/apache/hadoop/hbase/NamespaceDescriptor.html" title="class in org.apache.hadoop.hbase">NamespaceDescriptor</a> nsDescriptor) 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">Set quota for the namespace</div> @@ -815,30 +842,13 @@ extends <a href="../../../../../../org/apache/hadoop/hbase/master/procedure/Abst </dl> </li> </ul> -<a name="rollbackSetNamespaceQuota-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-"> -<!-- --> -</a> -<ul class="blockList"> -<li class="blockList"> -<h4>rollbackSetNamespaceQuota</h4> -<pre>private void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/procedure/CreateNamespaceProcedure.html#line.271">rollbackSetNamespaceQuota</a>(<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a> env) - 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">remove quota for the namespace if exists</div> -<dl> -<dt><span class="paramLabel">Parameters:</span></dt> -<dd><code>env</code> - MasterProcedureEnv</dd> -<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="getTableNamespaceManager-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-"> <!-- --> </a> <ul class="blockList"> <li class="blockList"> <h4>getTableNamespaceManager</h4> -<pre>private static <a href="../../../../../../org/apache/hadoop/hbase/master/TableNamespaceManager.html" title="class in org.apache.hadoop.hbase.master">TableNamespaceManager</a> <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/procedure/CreateNamespaceProcedure.html#line.280">getTableNamespaceManager</a>(<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a> env)</pre> +<pre>private static <a href="../../../../../../org/apache/hadoop/hbase/master/TableNamespaceManager.html" title="class in org.apache.hadoop.hbase.master">TableNamespaceManager</a> <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/procedure/CreateNamespaceProcedure.html#line.269">getTableNamespaceManager</a>(<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a> env)</pre> </li> </ul> <a name="isTraceEnabled--"> @@ -847,7 +857,7 @@ extends <a href="../../../../../../org/apache/hadoop/hbase/master/procedure/Abst <ul class="blockList"> <li class="blockList"> <h4>isTraceEnabled</h4> -<pre>private <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Boolean.html?is-external=true"; title="class or interface in java.lang">Boolean</a> <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/procedure/CreateNamespaceProcedure.html#line.289">isTraceEnabled</a>()</pre> +<pre>private <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Boolean.html?is-external=true"; title="class or interface in java.lang">Boolean</a> <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/procedure/CreateNamespaceProcedure.html#line.278">isTraceEnabled</a>()</pre> <div class="block">The procedure could be restarted from a different machine. If the variable is null, we need to retrieve it.</div> <dl> @@ -862,7 +872,7 @@ extends <a href="../../../../../../org/apache/hadoop/hbase/master/procedure/Abst <ul class="blockListLast"> <li class="blockList"> <h4>shouldWaitClientAck</h4> -<pre>protected boolean <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/procedure/CreateNamespaceProcedure.html#line.297">shouldWaitClientAck</a>(<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a> env)</pre> +<pre>protected boolean <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/procedure/CreateNamespaceProcedure.html#line.286">shouldWaitClientAck</a>(<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a> env)</pre> <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#shouldWaitClientAck-TEnvironment-">Procedure</a></code></span></div> <div class="block">By default, the executor will keep the procedure result around util the eviction TTL is expired. The client can cut down the waiting time
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/804782f0/devapidocs/org/apache/hadoop/hbase/master/procedure/CreateTableProcedure.CreateHdfsRegions.html ---------------------------------------------------------------------- diff --git a/devapidocs/org/apache/hadoop/hbase/master/procedure/CreateTableProcedure.CreateHdfsRegions.html b/devapidocs/org/apache/hadoop/hbase/master/procedure/CreateTableProcedure.CreateHdfsRegions.html index 224171b..f9682e7 100644 --- a/devapidocs/org/apache/hadoop/hbase/master/procedure/CreateTableProcedure.CreateHdfsRegions.html +++ b/devapidocs/org/apache/hadoop/hbase/master/procedure/CreateTableProcedure.CreateHdfsRegions.html @@ -105,7 +105,7 @@ var activeTableTab = "activeTableTab"; </dl> <hr> <br> -<pre>protected static interface <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/procedure/CreateTableProcedure.html#line.276">CreateTableProcedure.CreateHdfsRegions</a></pre> +<pre>protected static interface <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/procedure/CreateTableProcedure.html#line.282">CreateTableProcedure.CreateHdfsRegions</a></pre> </li> </ul> </div> @@ -152,7 +152,7 @@ var activeTableTab = "activeTableTab"; <ul class="blockListLast"> <li class="blockList"> <h4>createHdfsRegions</h4> -<pre><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><<a href="../../../../../../org/apache/hadoop/hbase/client/RegionInfo.html" title="interface in org.apache.hadoop.hbase.client">RegionInfo</a>> <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/procedure/CreateTableProcedure.CreateHdfsRegions.html#line.277">createHdfsRegions</a>(<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a> env, +<pre><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><<a href="../../../../../../org/apache/hadoop/hbase/client/RegionInfo.html" title="interface in org.apache.hadoop.hbase.client">RegionInfo</a>> <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/procedure/CreateTableProcedure.CreateHdfsRegions.html#line.283">createHdfsRegions</a>(<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a> env, org.apache.hadoop.fs.Path tableRootDir, <a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a> tableName, <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><<a href="../../../../../../org/apache/hadoop/hbase/client/RegionInfo.html" title="interface in org.apache.hadoop.hbase.client">RegionInfo</a>> newRegions)
