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From git-site-r...@apache.org
Subject [09/25] hbase-site git commit: Published site at 9109803891e256f8c047af72572f07695e604a3f.
Date Thu, 06 Apr 2017 20:01:10 GMT
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/ddcd3ebf/devapidocs/src-html/org/apache/hadoop/hbase/procedure2/ProcedureExecutor.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/procedure2/ProcedureExecutor.html b/devapidocs/src-html/org/apache/hadoop/hbase/procedure2/ProcedureExecutor.html
index 35cebd9..b6b4cb6 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/procedure2/ProcedureExecutor.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/procedure2/ProcedureExecutor.html
@@ -321,7 +321,7 @@
 <span class="sourceLineNo">313</span>      final NonceKey nonceKey;<a name="line.313"></a>
 <span class="sourceLineNo">314</span>      final long procId;<a name="line.314"></a>
 <span class="sourceLineNo">315</span><a name="line.315"></a>
-<span class="sourceLineNo">316</span>      if (procIter.isNextCompleted()) {<a name="line.316"></a>
+<span class="sourceLineNo">316</span>      if (procIter.isNextFinished()) {<a name="line.316"></a>
 <span class="sourceLineNo">317</span>        ProcedureInfo proc = procIter.nextAsProcedureInfo();<a name="line.317"></a>
 <span class="sourceLineNo">318</span>        nonceKey = proc.getNonceKey();<a name="line.318"></a>
 <span class="sourceLineNo">319</span>        procId = proc.getProcId();<a name="line.319"></a>
@@ -359,7 +359,7 @@
 <span class="sourceLineNo">351</span>    HashSet&lt;Procedure&gt; waitingSet = null;<a name="line.351"></a>
 <span class="sourceLineNo">352</span>    procIter.reset();<a name="line.352"></a>
 <span class="sourceLineNo">353</span>    while (procIter.hasNext()) {<a name="line.353"></a>
-<span class="sourceLineNo">354</span>      if (procIter.isNextCompleted()) {<a name="line.354"></a>
+<span class="sourceLineNo">354</span>      if (procIter.isNextFinished()) {<a name="line.354"></a>
 <span class="sourceLineNo">355</span>        procIter.skipNext();<a name="line.355"></a>
 <span class="sourceLineNo">356</span>        continue;<a name="line.356"></a>
 <span class="sourceLineNo">357</span>      }<a name="line.357"></a>
@@ -405,1450 +405,1448 @@
 <span class="sourceLineNo">397</span>          }<a name="line.397"></a>
 <span class="sourceLineNo">398</span>          waitingSet.add(proc);<a name="line.398"></a>
 <span class="sourceLineNo">399</span>          break;<a name="line.399"></a>
-<span class="sourceLineNo">400</span>        case FINISHED:<a name="line.400"></a>
-<span class="sourceLineNo">401</span>          if (proc.hasException()) {<a name="line.401"></a>
-<span class="sourceLineNo">402</span>            // add the proc to the scheduler to perform the rollback<a name="line.402"></a>
-<span class="sourceLineNo">403</span>            scheduler.addBack(proc);<a name="line.403"></a>
-<span class="sourceLineNo">404</span>          }<a name="line.404"></a>
-<span class="sourceLineNo">405</span>          break;<a name="line.405"></a>
-<span class="sourceLineNo">406</span>        case ROLLEDBACK:<a name="line.406"></a>
-<span class="sourceLineNo">407</span>        case INITIALIZING:<a name="line.407"></a>
-<span class="sourceLineNo">408</span>          String msg = "Unexpected " + proc.getState() + " state for " + proc;<a name="line.408"></a>
-<span class="sourceLineNo">409</span>          LOG.error(msg);<a name="line.409"></a>
-<span class="sourceLineNo">410</span>          throw new UnsupportedOperationException(msg);<a name="line.410"></a>
-<span class="sourceLineNo">411</span>        default:<a name="line.411"></a>
-<span class="sourceLineNo">412</span>          break;<a name="line.412"></a>
-<span class="sourceLineNo">413</span>      }<a name="line.413"></a>
-<span class="sourceLineNo">414</span>    }<a name="line.414"></a>
-<span class="sourceLineNo">415</span><a name="line.415"></a>
-<span class="sourceLineNo">416</span>    // 3. Validate the stacks<a name="line.416"></a>
-<span class="sourceLineNo">417</span>    int corruptedCount = 0;<a name="line.417"></a>
-<span class="sourceLineNo">418</span>    Iterator&lt;Map.Entry&lt;Long, RootProcedureState&gt;&gt; itStack = rollbackStack.entrySet().iterator();<a name="line.418"></a>
-<span class="sourceLineNo">419</span>    while (itStack.hasNext()) {<a name="line.419"></a>
-<span class="sourceLineNo">420</span>      Map.Entry&lt;Long, RootProcedureState&gt; entry = itStack.next();<a name="line.420"></a>
-<span class="sourceLineNo">421</span>      RootProcedureState procStack = entry.getValue();<a name="line.421"></a>
-<span class="sourceLineNo">422</span>      if (procStack.isValid()) continue;<a name="line.422"></a>
-<span class="sourceLineNo">423</span><a name="line.423"></a>
-<span class="sourceLineNo">424</span>      for (Procedure proc: procStack.getSubproceduresStack()) {<a name="line.424"></a>
-<span class="sourceLineNo">425</span>        LOG.error("Corrupted " + proc);<a name="line.425"></a>
-<span class="sourceLineNo">426</span>        procedures.remove(proc.getProcId());<a name="line.426"></a>
-<span class="sourceLineNo">427</span>        runnableList.remove(proc);<a name="line.427"></a>
-<span class="sourceLineNo">428</span>        if (waitingSet != null) waitingSet.remove(proc);<a name="line.428"></a>
-<span class="sourceLineNo">429</span>        corruptedCount++;<a name="line.429"></a>
-<span class="sourceLineNo">430</span>      }<a name="line.430"></a>
-<span class="sourceLineNo">431</span>      itStack.remove();<a name="line.431"></a>
-<span class="sourceLineNo">432</span>    }<a name="line.432"></a>
-<span class="sourceLineNo">433</span><a name="line.433"></a>
-<span class="sourceLineNo">434</span>    if (abortOnCorruption &amp;&amp; corruptedCount &gt; 0) {<a name="line.434"></a>
-<span class="sourceLineNo">435</span>      throw new IOException("found " + corruptedCount + " procedures on replay");<a name="line.435"></a>
-<span class="sourceLineNo">436</span>    }<a name="line.436"></a>
-<span class="sourceLineNo">437</span><a name="line.437"></a>
-<span class="sourceLineNo">438</span>    // 4. Push the procedures to the timeout executor<a name="line.438"></a>
-<span class="sourceLineNo">439</span>    if (waitingSet != null &amp;&amp; !waitingSet.isEmpty()) {<a name="line.439"></a>
-<span class="sourceLineNo">440</span>      for (Procedure proc: waitingSet) {<a name="line.440"></a>
-<span class="sourceLineNo">441</span>        proc.afterReplay(getEnvironment());<a name="line.441"></a>
-<span class="sourceLineNo">442</span>        timeoutExecutor.add(proc);<a name="line.442"></a>
-<span class="sourceLineNo">443</span>      }<a name="line.443"></a>
-<span class="sourceLineNo">444</span>    }<a name="line.444"></a>
-<span class="sourceLineNo">445</span><a name="line.445"></a>
-<span class="sourceLineNo">446</span>    // 5. Push the procedure to the scheduler<a name="line.446"></a>
-<span class="sourceLineNo">447</span>    if (!runnableList.isEmpty()) {<a name="line.447"></a>
-<span class="sourceLineNo">448</span>      // TODO: See ProcedureWALFormatReader#hasFastStartSupport<a name="line.448"></a>
-<span class="sourceLineNo">449</span>      // some procedure may be started way before this stuff.<a name="line.449"></a>
-<span class="sourceLineNo">450</span>      for (int i = runnableList.size() - 1; i &gt;= 0; --i) {<a name="line.450"></a>
-<span class="sourceLineNo">451</span>        Procedure proc = runnableList.get(i);<a name="line.451"></a>
-<span class="sourceLineNo">452</span>        proc.afterReplay(getEnvironment());<a name="line.452"></a>
-<span class="sourceLineNo">453</span>        if (!proc.hasParent()) {<a name="line.453"></a>
-<span class="sourceLineNo">454</span>          sendProcedureLoadedNotification(proc.getProcId());<a name="line.454"></a>
-<span class="sourceLineNo">455</span>        }<a name="line.455"></a>
-<span class="sourceLineNo">456</span>        if (proc.wasExecuted()) {<a name="line.456"></a>
-<span class="sourceLineNo">457</span>          scheduler.addFront(proc);<a name="line.457"></a>
-<span class="sourceLineNo">458</span>        } else {<a name="line.458"></a>
-<span class="sourceLineNo">459</span>          // if it was not in execution, it can wait.<a name="line.459"></a>
-<span class="sourceLineNo">460</span>          scheduler.addBack(proc);<a name="line.460"></a>
-<span class="sourceLineNo">461</span>        }<a name="line.461"></a>
-<span class="sourceLineNo">462</span>      }<a name="line.462"></a>
-<span class="sourceLineNo">463</span>    }<a name="line.463"></a>
-<span class="sourceLineNo">464</span>  }<a name="line.464"></a>
-<span class="sourceLineNo">465</span><a name="line.465"></a>
-<span class="sourceLineNo">466</span>  /**<a name="line.466"></a>
-<span class="sourceLineNo">467</span>   * Start the procedure executor.<a name="line.467"></a>
-<span class="sourceLineNo">468</span>   * It calls ProcedureStore.recoverLease() and ProcedureStore.load() to<a name="line.468"></a>
-<span class="sourceLineNo">469</span>   * recover the lease, and ensure a single executor, and start the procedure<a name="line.469"></a>
-<span class="sourceLineNo">470</span>   * replay to resume and recover the previous pending and in-progress perocedures.<a name="line.470"></a>
-<span class="sourceLineNo">471</span>   *<a name="line.471"></a>
-<span class="sourceLineNo">472</span>   * @param numThreads number of threads available for procedure execution.<a name="line.472"></a>
-<span class="sourceLineNo">473</span>   * @param abortOnCorruption true if you want to abort your service in case<a name="line.473"></a>
-<span class="sourceLineNo">474</span>   *          a corrupted procedure is found on replay. otherwise false.<a name="line.474"></a>
-<span class="sourceLineNo">475</span>   */<a name="line.475"></a>
-<span class="sourceLineNo">476</span>  public void start(int numThreads, boolean abortOnCorruption) throws IOException {<a name="line.476"></a>
-<span class="sourceLineNo">477</span>    if (running.getAndSet(true)) {<a name="line.477"></a>
-<span class="sourceLineNo">478</span>      LOG.warn("Already running");<a name="line.478"></a>
-<span class="sourceLineNo">479</span>      return;<a name="line.479"></a>
-<span class="sourceLineNo">480</span>    }<a name="line.480"></a>
-<span class="sourceLineNo">481</span><a name="line.481"></a>
-<span class="sourceLineNo">482</span>    // We have numThreads executor + one timer thread used for timing out<a name="line.482"></a>
-<span class="sourceLineNo">483</span>    // procedures and triggering periodic procedures.<a name="line.483"></a>
-<span class="sourceLineNo">484</span>    this.corePoolSize = numThreads;<a name="line.484"></a>
-<span class="sourceLineNo">485</span>    LOG.info("Starting executor worker threads=" + corePoolSize);<a name="line.485"></a>
-<span class="sourceLineNo">486</span><a name="line.486"></a>
-<span class="sourceLineNo">487</span>    // Create the Thread Group for the executors<a name="line.487"></a>
-<span class="sourceLineNo">488</span>    threadGroup = new ThreadGroup("ProcedureExecutor");<a name="line.488"></a>
-<span class="sourceLineNo">489</span><a name="line.489"></a>
-<span class="sourceLineNo">490</span>    // Create the timeout executor<a name="line.490"></a>
-<span class="sourceLineNo">491</span>    timeoutExecutor = new TimeoutExecutorThread(threadGroup);<a name="line.491"></a>
-<span class="sourceLineNo">492</span><a name="line.492"></a>
-<span class="sourceLineNo">493</span>    // Create the workers<a name="line.493"></a>
-<span class="sourceLineNo">494</span>    workerId.set(0);<a name="line.494"></a>
-<span class="sourceLineNo">495</span>    workerThreads = new CopyOnWriteArrayList&lt;&gt;();<a name="line.495"></a>
-<span class="sourceLineNo">496</span>    for (int i = 0; i &lt; corePoolSize; ++i) {<a name="line.496"></a>
-<span class="sourceLineNo">497</span>      workerThreads.add(new WorkerThread(threadGroup));<a name="line.497"></a>
-<span class="sourceLineNo">498</span>    }<a name="line.498"></a>
+<span class="sourceLineNo">400</span>        case FAILED:<a name="line.400"></a>
+<span class="sourceLineNo">401</span>          // add the proc to the scheduler to perform the rollback<a name="line.401"></a>
+<span class="sourceLineNo">402</span>          scheduler.addBack(proc);<a name="line.402"></a>
+<span class="sourceLineNo">403</span>          break;<a name="line.403"></a>
+<span class="sourceLineNo">404</span>        case ROLLEDBACK:<a name="line.404"></a>
+<span class="sourceLineNo">405</span>        case INITIALIZING:<a name="line.405"></a>
+<span class="sourceLineNo">406</span>          String msg = "Unexpected " + proc.getState() + " state for " + proc;<a name="line.406"></a>
+<span class="sourceLineNo">407</span>          LOG.error(msg);<a name="line.407"></a>
+<span class="sourceLineNo">408</span>          throw new UnsupportedOperationException(msg);<a name="line.408"></a>
+<span class="sourceLineNo">409</span>        default:<a name="line.409"></a>
+<span class="sourceLineNo">410</span>          break;<a name="line.410"></a>
+<span class="sourceLineNo">411</span>      }<a name="line.411"></a>
+<span class="sourceLineNo">412</span>    }<a name="line.412"></a>
+<span class="sourceLineNo">413</span><a name="line.413"></a>
+<span class="sourceLineNo">414</span>    // 3. Validate the stacks<a name="line.414"></a>
+<span class="sourceLineNo">415</span>    int corruptedCount = 0;<a name="line.415"></a>
+<span class="sourceLineNo">416</span>    Iterator&lt;Map.Entry&lt;Long, RootProcedureState&gt;&gt; itStack = rollbackStack.entrySet().iterator();<a name="line.416"></a>
+<span class="sourceLineNo">417</span>    while (itStack.hasNext()) {<a name="line.417"></a>
+<span class="sourceLineNo">418</span>      Map.Entry&lt;Long, RootProcedureState&gt; entry = itStack.next();<a name="line.418"></a>
+<span class="sourceLineNo">419</span>      RootProcedureState procStack = entry.getValue();<a name="line.419"></a>
+<span class="sourceLineNo">420</span>      if (procStack.isValid()) continue;<a name="line.420"></a>
+<span class="sourceLineNo">421</span><a name="line.421"></a>
+<span class="sourceLineNo">422</span>      for (Procedure proc: procStack.getSubproceduresStack()) {<a name="line.422"></a>
+<span class="sourceLineNo">423</span>        LOG.error("Corrupted " + proc);<a name="line.423"></a>
+<span class="sourceLineNo">424</span>        procedures.remove(proc.getProcId());<a name="line.424"></a>
+<span class="sourceLineNo">425</span>        runnableList.remove(proc);<a name="line.425"></a>
+<span class="sourceLineNo">426</span>        if (waitingSet != null) waitingSet.remove(proc);<a name="line.426"></a>
+<span class="sourceLineNo">427</span>        corruptedCount++;<a name="line.427"></a>
+<span class="sourceLineNo">428</span>      }<a name="line.428"></a>
+<span class="sourceLineNo">429</span>      itStack.remove();<a name="line.429"></a>
+<span class="sourceLineNo">430</span>    }<a name="line.430"></a>
+<span class="sourceLineNo">431</span><a name="line.431"></a>
+<span class="sourceLineNo">432</span>    if (abortOnCorruption &amp;&amp; corruptedCount &gt; 0) {<a name="line.432"></a>
+<span class="sourceLineNo">433</span>      throw new IOException("found " + corruptedCount + " procedures on replay");<a name="line.433"></a>
+<span class="sourceLineNo">434</span>    }<a name="line.434"></a>
+<span class="sourceLineNo">435</span><a name="line.435"></a>
+<span class="sourceLineNo">436</span>    // 4. Push the procedures to the timeout executor<a name="line.436"></a>
+<span class="sourceLineNo">437</span>    if (waitingSet != null &amp;&amp; !waitingSet.isEmpty()) {<a name="line.437"></a>
+<span class="sourceLineNo">438</span>      for (Procedure proc: waitingSet) {<a name="line.438"></a>
+<span class="sourceLineNo">439</span>        proc.afterReplay(getEnvironment());<a name="line.439"></a>
+<span class="sourceLineNo">440</span>        timeoutExecutor.add(proc);<a name="line.440"></a>
+<span class="sourceLineNo">441</span>      }<a name="line.441"></a>
+<span class="sourceLineNo">442</span>    }<a name="line.442"></a>
+<span class="sourceLineNo">443</span><a name="line.443"></a>
+<span class="sourceLineNo">444</span>    // 5. Push the procedure to the scheduler<a name="line.444"></a>
+<span class="sourceLineNo">445</span>    if (!runnableList.isEmpty()) {<a name="line.445"></a>
+<span class="sourceLineNo">446</span>      // TODO: See ProcedureWALFormatReader#hasFastStartSupport<a name="line.446"></a>
+<span class="sourceLineNo">447</span>      // some procedure may be started way before this stuff.<a name="line.447"></a>
+<span class="sourceLineNo">448</span>      for (int i = runnableList.size() - 1; i &gt;= 0; --i) {<a name="line.448"></a>
+<span class="sourceLineNo">449</span>        Procedure proc = runnableList.get(i);<a name="line.449"></a>
+<span class="sourceLineNo">450</span>        proc.afterReplay(getEnvironment());<a name="line.450"></a>
+<span class="sourceLineNo">451</span>        if (!proc.hasParent()) {<a name="line.451"></a>
+<span class="sourceLineNo">452</span>          sendProcedureLoadedNotification(proc.getProcId());<a name="line.452"></a>
+<span class="sourceLineNo">453</span>        }<a name="line.453"></a>
+<span class="sourceLineNo">454</span>        if (proc.wasExecuted()) {<a name="line.454"></a>
+<span class="sourceLineNo">455</span>          scheduler.addFront(proc);<a name="line.455"></a>
+<span class="sourceLineNo">456</span>        } else {<a name="line.456"></a>
+<span class="sourceLineNo">457</span>          // if it was not in execution, it can wait.<a name="line.457"></a>
+<span class="sourceLineNo">458</span>          scheduler.addBack(proc);<a name="line.458"></a>
+<span class="sourceLineNo">459</span>        }<a name="line.459"></a>
+<span class="sourceLineNo">460</span>      }<a name="line.460"></a>
+<span class="sourceLineNo">461</span>    }<a name="line.461"></a>
+<span class="sourceLineNo">462</span>  }<a name="line.462"></a>
+<span class="sourceLineNo">463</span><a name="line.463"></a>
+<span class="sourceLineNo">464</span>  /**<a name="line.464"></a>
+<span class="sourceLineNo">465</span>   * Start the procedure executor.<a name="line.465"></a>
+<span class="sourceLineNo">466</span>   * It calls ProcedureStore.recoverLease() and ProcedureStore.load() to<a name="line.466"></a>
+<span class="sourceLineNo">467</span>   * recover the lease, and ensure a single executor, and start the procedure<a name="line.467"></a>
+<span class="sourceLineNo">468</span>   * replay to resume and recover the previous pending and in-progress perocedures.<a name="line.468"></a>
+<span class="sourceLineNo">469</span>   *<a name="line.469"></a>
+<span class="sourceLineNo">470</span>   * @param numThreads number of threads available for procedure execution.<a name="line.470"></a>
+<span class="sourceLineNo">471</span>   * @param abortOnCorruption true if you want to abort your service in case<a name="line.471"></a>
+<span class="sourceLineNo">472</span>   *          a corrupted procedure is found on replay. otherwise false.<a name="line.472"></a>
+<span class="sourceLineNo">473</span>   */<a name="line.473"></a>
+<span class="sourceLineNo">474</span>  public void start(int numThreads, boolean abortOnCorruption) throws IOException {<a name="line.474"></a>
+<span class="sourceLineNo">475</span>    if (running.getAndSet(true)) {<a name="line.475"></a>
+<span class="sourceLineNo">476</span>      LOG.warn("Already running");<a name="line.476"></a>
+<span class="sourceLineNo">477</span>      return;<a name="line.477"></a>
+<span class="sourceLineNo">478</span>    }<a name="line.478"></a>
+<span class="sourceLineNo">479</span><a name="line.479"></a>
+<span class="sourceLineNo">480</span>    // We have numThreads executor + one timer thread used for timing out<a name="line.480"></a>
+<span class="sourceLineNo">481</span>    // procedures and triggering periodic procedures.<a name="line.481"></a>
+<span class="sourceLineNo">482</span>    this.corePoolSize = numThreads;<a name="line.482"></a>
+<span class="sourceLineNo">483</span>    LOG.info("Starting executor worker threads=" + corePoolSize);<a name="line.483"></a>
+<span class="sourceLineNo">484</span><a name="line.484"></a>
+<span class="sourceLineNo">485</span>    // Create the Thread Group for the executors<a name="line.485"></a>
+<span class="sourceLineNo">486</span>    threadGroup = new ThreadGroup("ProcedureExecutor");<a name="line.486"></a>
+<span class="sourceLineNo">487</span><a name="line.487"></a>
+<span class="sourceLineNo">488</span>    // Create the timeout executor<a name="line.488"></a>
+<span class="sourceLineNo">489</span>    timeoutExecutor = new TimeoutExecutorThread(threadGroup);<a name="line.489"></a>
+<span class="sourceLineNo">490</span><a name="line.490"></a>
+<span class="sourceLineNo">491</span>    // Create the workers<a name="line.491"></a>
+<span class="sourceLineNo">492</span>    workerId.set(0);<a name="line.492"></a>
+<span class="sourceLineNo">493</span>    workerThreads = new CopyOnWriteArrayList&lt;&gt;();<a name="line.493"></a>
+<span class="sourceLineNo">494</span>    for (int i = 0; i &lt; corePoolSize; ++i) {<a name="line.494"></a>
+<span class="sourceLineNo">495</span>      workerThreads.add(new WorkerThread(threadGroup));<a name="line.495"></a>
+<span class="sourceLineNo">496</span>    }<a name="line.496"></a>
+<span class="sourceLineNo">497</span><a name="line.497"></a>
+<span class="sourceLineNo">498</span>    long st, et;<a name="line.498"></a>
 <span class="sourceLineNo">499</span><a name="line.499"></a>
-<span class="sourceLineNo">500</span>    long st, et;<a name="line.500"></a>
-<span class="sourceLineNo">501</span><a name="line.501"></a>
-<span class="sourceLineNo">502</span>    // Acquire the store lease.<a name="line.502"></a>
-<span class="sourceLineNo">503</span>    st = EnvironmentEdgeManager.currentTime();<a name="line.503"></a>
-<span class="sourceLineNo">504</span>    store.recoverLease();<a name="line.504"></a>
-<span class="sourceLineNo">505</span>    et = EnvironmentEdgeManager.currentTime();<a name="line.505"></a>
-<span class="sourceLineNo">506</span>    LOG.info(String.format("Recover store (%s) lease: %s",<a name="line.506"></a>
-<span class="sourceLineNo">507</span>      store.getClass().getSimpleName(), StringUtils.humanTimeDiff(et - st)));<a name="line.507"></a>
-<span class="sourceLineNo">508</span><a name="line.508"></a>
-<span class="sourceLineNo">509</span>    // start the procedure scheduler<a name="line.509"></a>
-<span class="sourceLineNo">510</span>    scheduler.start();<a name="line.510"></a>
-<span class="sourceLineNo">511</span><a name="line.511"></a>
-<span class="sourceLineNo">512</span>    // TODO: Split in two steps.<a name="line.512"></a>
-<span class="sourceLineNo">513</span>    // TODO: Handle corrupted procedures (currently just a warn)<a name="line.513"></a>
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-<span class="sourceLineNo">770</span>    Preconditions.checkArgument(isRunning(), "executor not running");<a name="line.770"></a>
+<span class="sourceLineNo">749</span>  /**<a name="line.749"></a>
+<span class="sourceLineNo">750</span>   * Add a new root-procedure to the executor.<a name="line.750"></a>
+<span class="sourceLineNo">751</span>   * @param proc the new procedure to execute.<a name="line.751"></a>
+<span class="sourceLineNo">752</span>   * @return the procedure id, that can be used to monitor the operation<a name="line.752"></a>
+<span class="sourceLineNo">753</span>   */<a name="line.753"></a>
+<span class="sourceLineNo">754</span>  public long submitProcedure(final Procedure proc) {<a name="line.754"></a>
+<span class="sourceLineNo">755</span>    return submitProcedure(proc, null);<a name="line.755"></a>
+<span class="sourceLineNo">756</span>  }<a name="line.756"></a>
+<span class="sourceLineNo">757</span><a name="line.757"></a>
+<span class="sourceLineNo">758</span>  /**<a name="line.758"></a>
+<span class="sourceLineNo">759</span>   * Add a new root-procedure to the executor.<a name="line.759"></a>
+<span class="sourceLineNo">760</span>   * @param proc the new procedure to execute.<a name="line.760"></a>
+<span class="sourceLineNo">761</span>   * @param nonceKey the registered unique identifier for this operation from the client or process.<a name="line.761"></a>
+<span class="sourceLineNo">762</span>   * @return the procedure id, that can be used to monitor the operation<a name="line.762"></a>
+<span class="sourceLineNo">763</span>   */<a name="line.763"></a>
+<span class="sourceLineNo">764</span>  @edu.umd.cs.findbugs.annotations.SuppressWarnings(value="NP_NULL_ON_SOME_PATH",<a name="line.764"></a>
+<span class="sourceLineNo">765</span>      justification = "FindBugs is blind to the check-for-null")<a name="line.765"></a>
+<span class="sourceLineNo">766</span>  public long submitProcedure(final Procedure proc, final NonceKey nonceKey) {<a name="line.766"></a>
+<span class="sourceLineNo">767</span>    Preconditions.checkArgument(lastProcId.get() &gt;= 0);<a name="line.767"></a>
+<span class="sourceLineNo">768</span>    Preconditions.checkArgument(isRunning(), "executor not running");<a name="line.768"></a>
+<span class="sourceLineNo">769</span><a name="line.769"></a>
+<span class="sourceLineNo">770</span>    prepareProcedure(proc);<a name="line.770"></a>
 <span class="sourceLineNo">771</span><a name="line.771"></a>
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-<span class="sourceLineNo">783</span>    // Initialize the procedure<a name="line.783"></a>
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-<span class="sourceLineNo">789</span>    if (LOG.isDebugEnabled()) {<a name="line.789"></a>
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-<span class="sourceLineNo">792</span><a name="line.792"></a>
-<span class="sourceLineNo">793</span>    // Add the procedure to the executor<a name="line.793"></a>
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-<span class="sourceLineNo">797</span>  /**<a name="line.797"></a>
-<span class="sourceLineNo">798</span>   * Add a set of new root-procedure to the executor.<a name="line.798"></a>
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-<span class="sourceLineNo">801</span>  // TODO: Do we need to take nonces here?<a name="line.801"></a>
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-<span class="sourceLineNo">840</span>    // Submit the new subprocedures<a name="line.840"></a>
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-<span class="sourceLineNo">857</span><a name="line.857"></a>
-<span class="sourceLineNo">858</span>  /**<a name="line.858"></a>
-<span class="sourceLineNo">859</span>   * Send an abort notification the specified procedure.<a name="line.859"></a>
-<span class="sourceLineNo">860</span>   * Depending on the procedure implementation the abort can be considered or ignored.<a name="line.860"></a>
-<span class="sourceLineNo">861</span>   * @param procId the procedure to abort<a name="line.861"></a>
-<span class="sourceLineNo">862</span>   * @param mayInterruptIfRunning if the proc completed at least one step, should it be aborted?<a name="line.862"></a>
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-<span class="sourceLineNo">870</span>      }<a name="line.870"></a>
-<span class="sourceLineNo">871</span>      return proc.abort(getEnvironment());<a name="line.871"></a>
-<span class="sourceLineNo">872</span>    }<a name="line.872"></a>
-<span class="sourceLineNo">873</span>    return false;<a name="line.873"></a>
-<span class="sourceLineNo">874</span>  }<a name="line.874"></a>
-<span class="sourceLineNo">875</span><a name="line.875"></a>
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+<span class="sourceLineNo">775</span>      Preconditions.checkArgument(currentProcId != null,<a name="line.775"></a>
+<span class="sourceLineNo">776</span>        "Expected nonceKey=" + nonceKey + " to be reserved, use registerNonce(); proc=" + proc);<a name="line.776"></a>
+<span class="sourceLineNo">777</span>    } else {<a name="line.777"></a>
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+<span class="sourceLineNo">779</span>    }<a name="line.779"></a>
+<span class="sourceLineNo">780</span><a name="line.780"></a>
+<span class="sourceLineNo">781</span>    // Initialize the procedure<a name="line.781"></a>
+<span class="sourceLineNo">782</span>    proc.setNonceKey(nonceKey);<a name="line.782"></a>
+<span class="sourceLineNo">783</span>    proc.setProcId(currentProcId.longValue());<a name="line.783"></a>
+<span class="sourceLineNo">784</span><a name="line.784"></a>
+<span class="sourceLineNo">785</span>    // Commit the transaction<a name="line.785"></a>
+<span class="sourceLineNo">786</span>    store.insert(proc, null);<a name="line.786"></a>
+<span class="sourceLineNo">787</span>    if (LOG.isDebugEnabled()) {<a name="line.787"></a>
+<span class="sourceLineNo">788</span>      LOG.debug("Stored " + proc);<a name="line.788"></a>
+<span class="sourceLineNo">789</span>    }<a name="line.789"></a>
+<span class="sourceLineNo">790</span><a name="line.790"></a>
+<span class="sourceLineNo">791</span>    // Add the procedure to the executor<a name="line.791"></a>
+<span class="sourceLineNo">792</span>    return pushProcedure(proc);<a name="line.792"></a>
+<span class="sourceLineNo">793</span>  }<a name="line.793"></a>
+<span class="sourceLineNo">794</span><a name="line.794"></a>
+<span class="sourceLineNo">795</span>  /**<a name="line.795"></a>
+<span class="sourceLineNo">796</span>   * Add a set of new root-procedure to the executor.<a name="line.796"></a>
+<span class="sourceLineNo">797</span>   * @param procs the new procedures to execute.<a name="line.797"></a>
+<span class="sourceLineNo">798</span>   */<a name="line.798"></a>
+<span class="sourceLineNo">799</span>  // TODO: Do we need to take nonces here?<a name="line.799"></a>
+<span class="sourceLineNo">800</span>  public void submitProcedures(final Procedure[] procs) {<a name="line.800"></a>
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+<span class="sourceLineNo">802</span>    Preconditions.checkArgument(isRunning(), "executor not running");<a name="line.802"></a>
+<span class="sourceLineNo">803</span><a name="line.803"></a>
+<span class="sourceLineNo">804</span>    // Prepare procedure<a name="line.804"></a>
+<span class="sourceLineNo">805</span>    for (int i = 0; i &lt; procs.length; ++i) {<a name="line.805"></a>
+<span class="sourceLineNo">806</span>      prepareProcedure(procs[i]).setProcId(nextProcId());<a name="line.806"></a>
+<span class="sourceLineNo">807</span>    }<a name="line.807"></a>
+<span class="sourceLineNo">808</span><a name="line.808"></a>
+<span class="sourceLineNo">809</span>    // Commit the transaction<a name="line.809"></a>
+<span class="sourceLineNo">810</span>    store.insert(procs);<a name="line.810"></a>
+<span class="sourceLineNo">811</span>    if (LOG.isDebugEnabled()) {<a name="line.811"></a>
+<span class="sourceLineNo">812</span>      LOG.debug("Stored " + Arrays.toString(procs));<a name="line.812"></a>
+<span class="sourceLineNo">813</span>    }<a name="line.813"></a>
+<span class="sourceLineNo">814</span><a name="line.814"></a>
+<span class="sourceLineNo">815</span>    // Add the procedure to the executor<a name="line.815"></a>
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+<span class="sourceLineNo">817</span>      pushProcedure(procs[i]);<a name="line.817"></a>
+<span class="sourceLineNo">818</span>    }<a name="line.818"></a>
+<span class="sourceLineNo">819</span>  }<a name="line.819"></a>
+<span class="sourceLineNo">820</span><a name="line.820"></a>
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+<span class="sourceLineNo">823</span>    Preconditions.checkArgument(isRunning(), "executor not running");<a name="line.823"></a>
+<span class="sourceLineNo">824</span>    Preconditions.checkArgument(!proc.hasParent(), "unexpected parent", proc);<a name="line.824"></a>
+<span class="sourceLineNo">825</span>    if (this.checkOwnerSet) {<a name="line.825"></a>
+<span class="sourceLineNo">826</span>      Preconditions.checkArgument(proc.hasOwner(), "missing owner");<a name="line.826"></a>
+<span class="sourceLineNo">827</span>    }<a name="line.827"></a>
+<span class="sourceLineNo">828</span>    return proc;<a name="line.828"></a>
+<span class="sourceLineNo">829</span>  }<a name="line.829"></a>
+<span class="sourceLineNo">830</span><a name="line.830"></a>
+<span class="sourceLineNo">831</span>  private long pushProcedure(final Procedure proc) {<a name="line.831"></a>
+<span class="sourceLineNo">832</span>    final long currentProcId = proc.getProcId();<a name="line.832"></a>
+<span class="sourceLineNo">833</span><a name="line.833"></a>
+<span class="sourceLineNo">834</span>    // Create the rollback stack for the procedure<a name="line.834"></a>
+<span class="sourceLineNo">835</span>    RootProcedureState stack = new RootProcedureState();<a name="line.835"></a>
+<span class="sourceLineNo">836</span>    rollbackStack.put(currentProcId, stack);<a name="line.836"></a>
+<span class="sourceLineNo">837</span><a name="line.837"></a>
+<span class="sourceLineNo">838</span>    // Submit the new subprocedures<a name="line.838"></a>
+<span class="sourceLineNo">839</span>    assert !procedures.containsKey(currentProcId);<a name="line.839"></a>
+<span class="sourceLineNo">840</span>    procedures.put(currentProcId, proc);<a name="line.840"></a>
+<span class="sourceLineNo">841</span> 

<TRUNCATED>

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