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From mi...@apache.org
Subject [16/51] [partial] hbase-site git commit: Published site at a87d9560fcf4803bdd7a01b6e4ec21435d4e11b9.
Date Mon, 25 Jan 2016 17:04:00 GMT
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/f8d6f420/devapidocs/src-html/org/apache/hadoop/hbase/procedure2/ProcedureExecutor.Testing.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/procedure2/ProcedureExecutor.Testing.html b/devapidocs/src-html/org/apache/hadoop/hbase/procedure2/ProcedureExecutor.Testing.html
index 2ab8ebc..10be916 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/procedure2/ProcedureExecutor.Testing.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/procedure2/ProcedureExecutor.Testing.html
@@ -316,7 +316,7 @@
 <span class="sourceLineNo">308</span>      public void handleCorrupted(ProcedureIterator procIter) throws IOException {<a name="line.308"></a>
 <span class="sourceLineNo">309</span>        int corruptedCount = 0;<a name="line.309"></a>
 <span class="sourceLineNo">310</span>        while (procIter.hasNext()) {<a name="line.310"></a>
-<span class="sourceLineNo">311</span>          Procedure proc = procIter.next();<a name="line.311"></a>
+<span class="sourceLineNo">311</span>          ProcedureInfo proc = procIter.nextAsProcedureInfo();<a name="line.311"></a>
 <span class="sourceLineNo">312</span>          LOG.error("corrupted procedure: " + proc);<a name="line.312"></a>
 <span class="sourceLineNo">313</span>          corruptedCount++;<a name="line.313"></a>
 <span class="sourceLineNo">314</span>        }<a name="line.314"></a>
@@ -329,972 +329,989 @@
 <span class="sourceLineNo">321</span><a name="line.321"></a>
 <span class="sourceLineNo">322</span>  private void loadProcedures(final ProcedureIterator procIter,<a name="line.322"></a>
 <span class="sourceLineNo">323</span>      final boolean abortOnCorruption) throws IOException {<a name="line.323"></a>
-<span class="sourceLineNo">324</span>    // 1. Build the rollback stack<a name="line.324"></a>
-<span class="sourceLineNo">325</span>    int runnablesCount = 0;<a name="line.325"></a>
-<span class="sourceLineNo">326</span>    while (procIter.hasNext()) {<a name="line.326"></a>
-<span class="sourceLineNo">327</span>      Procedure proc = procIter.next();<a name="line.327"></a>
-<span class="sourceLineNo">328</span>      if (!proc.hasParent() &amp;&amp; !proc.isFinished()) {<a name="line.328"></a>
-<span class="sourceLineNo">329</span>        rollbackStack.put(proc.getProcId(), new RootProcedureState());<a name="line.329"></a>
-<span class="sourceLineNo">330</span>      }<a name="line.330"></a>
-<span class="sourceLineNo">331</span>      // add the procedure to the map<a name="line.331"></a>
-<span class="sourceLineNo">332</span>      proc.beforeReplay(getEnvironment());<a name="line.332"></a>
-<span class="sourceLineNo">333</span>      procedures.put(proc.getProcId(), proc);<a name="line.333"></a>
-<span class="sourceLineNo">334</span><a name="line.334"></a>
-<span class="sourceLineNo">335</span>      // add the nonce to the map<a name="line.335"></a>
-<span class="sourceLineNo">336</span>      if (proc.getNonceKey() != null) {<a name="line.336"></a>
-<span class="sourceLineNo">337</span>        nonceKeysToProcIdsMap.put(proc.getNonceKey(), proc.getProcId());<a name="line.337"></a>
-<span class="sourceLineNo">338</span>      }<a name="line.338"></a>
-<span class="sourceLineNo">339</span><a name="line.339"></a>
-<span class="sourceLineNo">340</span>      if (proc.getState() == ProcedureState.RUNNABLE) {<a name="line.340"></a>
-<span class="sourceLineNo">341</span>        runnablesCount++;<a name="line.341"></a>
-<span class="sourceLineNo">342</span>      }<a name="line.342"></a>
-<span class="sourceLineNo">343</span>    }<a name="line.343"></a>
+<span class="sourceLineNo">324</span>    final boolean isDebugEnabled = LOG.isDebugEnabled();<a name="line.324"></a>
+<span class="sourceLineNo">325</span><a name="line.325"></a>
+<span class="sourceLineNo">326</span>    // 1. Build the rollback stack<a name="line.326"></a>
+<span class="sourceLineNo">327</span>    int runnablesCount = 0;<a name="line.327"></a>
+<span class="sourceLineNo">328</span>    while (procIter.hasNext()) {<a name="line.328"></a>
+<span class="sourceLineNo">329</span>      final NonceKey nonceKey;<a name="line.329"></a>
+<span class="sourceLineNo">330</span>      final long procId;<a name="line.330"></a>
+<span class="sourceLineNo">331</span><a name="line.331"></a>
+<span class="sourceLineNo">332</span>      if (procIter.isNextCompleted()) {<a name="line.332"></a>
+<span class="sourceLineNo">333</span>        ProcedureInfo proc = procIter.nextAsProcedureInfo();<a name="line.333"></a>
+<span class="sourceLineNo">334</span>        nonceKey = proc.getNonceKey();<a name="line.334"></a>
+<span class="sourceLineNo">335</span>        procId = proc.getProcId();<a name="line.335"></a>
+<span class="sourceLineNo">336</span>        completed.put(proc.getProcId(), proc);<a name="line.336"></a>
+<span class="sourceLineNo">337</span>        if (isDebugEnabled) {<a name="line.337"></a>
+<span class="sourceLineNo">338</span>          LOG.debug("The procedure is completed: " + proc);<a name="line.338"></a>
+<span class="sourceLineNo">339</span>        }<a name="line.339"></a>
+<span class="sourceLineNo">340</span>      } else {<a name="line.340"></a>
+<span class="sourceLineNo">341</span>        Procedure proc = procIter.nextAsProcedure();<a name="line.341"></a>
+<span class="sourceLineNo">342</span>        nonceKey = proc.getNonceKey();<a name="line.342"></a>
+<span class="sourceLineNo">343</span>        procId = proc.getProcId();<a name="line.343"></a>
 <span class="sourceLineNo">344</span><a name="line.344"></a>
-<span class="sourceLineNo">345</span>    // 2. Initialize the stacks<a name="line.345"></a>
-<span class="sourceLineNo">346</span>    ArrayList&lt;Procedure&gt; runnableList = new ArrayList(runnablesCount);<a name="line.346"></a>
-<span class="sourceLineNo">347</span>    HashSet&lt;Procedure&gt; waitingSet = null;<a name="line.347"></a>
-<span class="sourceLineNo">348</span>    procIter.reset();<a name="line.348"></a>
-<span class="sourceLineNo">349</span>    while (procIter.hasNext()) {<a name="line.349"></a>
-<span class="sourceLineNo">350</span>      Procedure proc = procIter.next();<a name="line.350"></a>
-<span class="sourceLineNo">351</span>      if (LOG.isDebugEnabled()) {<a name="line.351"></a>
-<span class="sourceLineNo">352</span>        LOG.debug(String.format("Loading procedure state=%s isFailed=%s: %s",<a name="line.352"></a>
-<span class="sourceLineNo">353</span>                    proc.getState(), proc.hasException(), proc));<a name="line.353"></a>
-<span class="sourceLineNo">354</span>      }<a name="line.354"></a>
-<span class="sourceLineNo">355</span><a name="line.355"></a>
-<span class="sourceLineNo">356</span>      Long rootProcId = getRootProcedureId(proc);<a name="line.356"></a>
-<span class="sourceLineNo">357</span>      if (rootProcId == null) {<a name="line.357"></a>
-<span class="sourceLineNo">358</span>        // The 'proc' was ready to run but the root procedure was rolledback?<a name="line.358"></a>
-<span class="sourceLineNo">359</span>        runnables.addBack(proc);<a name="line.359"></a>
-<span class="sourceLineNo">360</span>        continue;<a name="line.360"></a>
-<span class="sourceLineNo">361</span>      }<a name="line.361"></a>
-<span class="sourceLineNo">362</span><a name="line.362"></a>
-<span class="sourceLineNo">363</span>      if (!proc.hasParent() &amp;&amp; proc.isFinished()) {<a name="line.363"></a>
-<span class="sourceLineNo">364</span>        if (LOG.isDebugEnabled()) {<a name="line.364"></a>
-<span class="sourceLineNo">365</span>          LOG.debug(String.format("The procedure is completed state=%s isFailed=%s",<a name="line.365"></a>
-<span class="sourceLineNo">366</span>                    proc.getState(), proc.hasException()));<a name="line.366"></a>
-<span class="sourceLineNo">367</span>        }<a name="line.367"></a>
-<span class="sourceLineNo">368</span>        assert !rollbackStack.containsKey(proc.getProcId());<a name="line.368"></a>
-<span class="sourceLineNo">369</span>        procedures.remove(proc.getProcId());<a name="line.369"></a>
-<span class="sourceLineNo">370</span>        completed.put(proc.getProcId(), Procedure.createProcedureInfo(proc, proc.getNonceKey()));<a name="line.370"></a>
-<span class="sourceLineNo">371</span><a name="line.371"></a>
+<span class="sourceLineNo">345</span>        if (!proc.hasParent()) {<a name="line.345"></a>
+<span class="sourceLineNo">346</span>          assert !proc.isFinished() : "unexpected finished procedure";<a name="line.346"></a>
+<span class="sourceLineNo">347</span>          rollbackStack.put(proc.getProcId(), new RootProcedureState());<a name="line.347"></a>
+<span class="sourceLineNo">348</span>        }<a name="line.348"></a>
+<span class="sourceLineNo">349</span><a name="line.349"></a>
+<span class="sourceLineNo">350</span>        // add the procedure to the map<a name="line.350"></a>
+<span class="sourceLineNo">351</span>        proc.beforeReplay(getEnvironment());<a name="line.351"></a>
+<span class="sourceLineNo">352</span>        procedures.put(proc.getProcId(), proc);<a name="line.352"></a>
+<span class="sourceLineNo">353</span><a name="line.353"></a>
+<span class="sourceLineNo">354</span>        if (proc.getState() == ProcedureState.RUNNABLE) {<a name="line.354"></a>
+<span class="sourceLineNo">355</span>          runnablesCount++;<a name="line.355"></a>
+<span class="sourceLineNo">356</span>        }<a name="line.356"></a>
+<span class="sourceLineNo">357</span>      }<a name="line.357"></a>
+<span class="sourceLineNo">358</span><a name="line.358"></a>
+<span class="sourceLineNo">359</span>      // add the nonce to the map<a name="line.359"></a>
+<span class="sourceLineNo">360</span>      if (nonceKey != null) {<a name="line.360"></a>
+<span class="sourceLineNo">361</span>        nonceKeysToProcIdsMap.put(nonceKey, procId);<a name="line.361"></a>
+<span class="sourceLineNo">362</span>      }<a name="line.362"></a>
+<span class="sourceLineNo">363</span>    }<a name="line.363"></a>
+<span class="sourceLineNo">364</span><a name="line.364"></a>
+<span class="sourceLineNo">365</span>    // 2. Initialize the stacks<a name="line.365"></a>
+<span class="sourceLineNo">366</span>    ArrayList&lt;Procedure&gt; runnableList = new ArrayList(runnablesCount);<a name="line.366"></a>
+<span class="sourceLineNo">367</span>    HashSet&lt;Procedure&gt; waitingSet = null;<a name="line.367"></a>
+<span class="sourceLineNo">368</span>    procIter.reset();<a name="line.368"></a>
+<span class="sourceLineNo">369</span>    while (procIter.hasNext()) {<a name="line.369"></a>
+<span class="sourceLineNo">370</span>      if (procIter.isNextCompleted()) {<a name="line.370"></a>
+<span class="sourceLineNo">371</span>        procIter.skipNext();<a name="line.371"></a>
 <span class="sourceLineNo">372</span>        continue;<a name="line.372"></a>
 <span class="sourceLineNo">373</span>      }<a name="line.373"></a>
 <span class="sourceLineNo">374</span><a name="line.374"></a>
-<span class="sourceLineNo">375</span>      if (proc.hasParent() &amp;&amp; !proc.isFinished()) {<a name="line.375"></a>
-<span class="sourceLineNo">376</span>        Procedure parent = procedures.get(proc.getParentProcId());<a name="line.376"></a>
-<span class="sourceLineNo">377</span>        // corrupted procedures are handled later at step 3<a name="line.377"></a>
-<span class="sourceLineNo">378</span>        if (parent != null) {<a name="line.378"></a>
-<span class="sourceLineNo">379</span>          parent.incChildrenLatch();<a name="line.379"></a>
-<span class="sourceLineNo">380</span>        }<a name="line.380"></a>
+<span class="sourceLineNo">375</span>      Procedure proc = procIter.nextAsProcedure();<a name="line.375"></a>
+<span class="sourceLineNo">376</span>      assert !(proc.isFinished() &amp;&amp; !proc.hasParent()) : "unexpected completed proc=" + proc;<a name="line.376"></a>
+<span class="sourceLineNo">377</span><a name="line.377"></a>
+<span class="sourceLineNo">378</span>      if (isDebugEnabled) {<a name="line.378"></a>
+<span class="sourceLineNo">379</span>        LOG.debug(String.format("Loading procedure state=%s isFailed=%s: %s",<a name="line.379"></a>
+<span class="sourceLineNo">380</span>                    proc.getState(), proc.hasException(), proc));<a name="line.380"></a>
 <span class="sourceLineNo">381</span>      }<a name="line.381"></a>
 <span class="sourceLineNo">382</span><a name="line.382"></a>
-<span class="sourceLineNo">383</span>      RootProcedureState procStack = rollbackStack.get(rootProcId);<a name="line.383"></a>
-<span class="sourceLineNo">384</span>      procStack.loadStack(proc);<a name="line.384"></a>
-<span class="sourceLineNo">385</span><a name="line.385"></a>
-<span class="sourceLineNo">386</span>      switch (proc.getState()) {<a name="line.386"></a>
-<span class="sourceLineNo">387</span>        case RUNNABLE:<a name="line.387"></a>
-<span class="sourceLineNo">388</span>          runnableList.add(proc);<a name="line.388"></a>
-<span class="sourceLineNo">389</span>          break;<a name="line.389"></a>
-<span class="sourceLineNo">390</span>        case WAITING_TIMEOUT:<a name="line.390"></a>
-<span class="sourceLineNo">391</span>          if (waitingSet == null) {<a name="line.391"></a>
-<span class="sourceLineNo">392</span>            waitingSet = new HashSet&lt;Procedure&gt;();<a name="line.392"></a>
-<span class="sourceLineNo">393</span>          }<a name="line.393"></a>
-<span class="sourceLineNo">394</span>          waitingSet.add(proc);<a name="line.394"></a>
-<span class="sourceLineNo">395</span>          break;<a name="line.395"></a>
-<span class="sourceLineNo">396</span>        case FINISHED:<a name="line.396"></a>
-<span class="sourceLineNo">397</span>          if (proc.hasException()) {<a name="line.397"></a>
-<span class="sourceLineNo">398</span>            // add the proc to the runnables to perform the rollback<a name="line.398"></a>
-<span class="sourceLineNo">399</span>            runnables.addBack(proc);<a name="line.399"></a>
-<span class="sourceLineNo">400</span>            break;<a name="line.400"></a>
-<span class="sourceLineNo">401</span>          }<a name="line.401"></a>
-<span class="sourceLineNo">402</span>        case ROLLEDBACK:<a name="line.402"></a>
-<span class="sourceLineNo">403</span>        case INITIALIZING:<a name="line.403"></a>
-<span class="sourceLineNo">404</span>          String msg = "Unexpected " + proc.getState() + " state for " + proc;<a name="line.404"></a>
-<span class="sourceLineNo">405</span>          LOG.error(msg);<a name="line.405"></a>
-<span class="sourceLineNo">406</span>          throw new UnsupportedOperationException(msg);<a name="line.406"></a>
-<span class="sourceLineNo">407</span>        default:<a name="line.407"></a>
-<span class="sourceLineNo">408</span>          break;<a name="line.408"></a>
-<span class="sourceLineNo">409</span>      }<a name="line.409"></a>
-<span class="sourceLineNo">410</span>    }<a name="line.410"></a>
-<span class="sourceLineNo">411</span><a name="line.411"></a>
-<span class="sourceLineNo">412</span>    // 3. Validate the stacks<a name="line.412"></a>
-<span class="sourceLineNo">413</span>    int corruptedCount = 0;<a name="line.413"></a>
-<span class="sourceLineNo">414</span>    Iterator&lt;Map.Entry&lt;Long, RootProcedureState&gt;&gt; itStack = rollbackStack.entrySet().iterator();<a name="line.414"></a>
-<span class="sourceLineNo">415</span>    while (itStack.hasNext()) {<a name="line.415"></a>
-<span class="sourceLineNo">416</span>      Map.Entry&lt;Long, RootProcedureState&gt; entry = itStack.next();<a name="line.416"></a>
-<span class="sourceLineNo">417</span>      RootProcedureState procStack = entry.getValue();<a name="line.417"></a>
-<span class="sourceLineNo">418</span>      if (procStack.isValid()) continue;<a name="line.418"></a>
-<span class="sourceLineNo">419</span><a name="line.419"></a>
-<span class="sourceLineNo">420</span>      for (Procedure proc: procStack.getSubprocedures()) {<a name="line.420"></a>
-<span class="sourceLineNo">421</span>        LOG.error("corrupted procedure: " + proc);<a name="line.421"></a>
-<span class="sourceLineNo">422</span>        procedures.remove(proc.getProcId());<a name="line.422"></a>
-<span class="sourceLineNo">423</span>        runnableList.remove(proc);<a name="line.423"></a>
-<span class="sourceLineNo">424</span>        if (waitingSet != null) waitingSet.remove(proc);<a name="line.424"></a>
-<span class="sourceLineNo">425</span>        corruptedCount++;<a name="line.425"></a>
-<span class="sourceLineNo">426</span>      }<a name="line.426"></a>
-<span class="sourceLineNo">427</span>      itStack.remove();<a name="line.427"></a>
-<span class="sourceLineNo">428</span>    }<a name="line.428"></a>
-<span class="sourceLineNo">429</span><a name="line.429"></a>
-<span class="sourceLineNo">430</span>    if (abortOnCorruption &amp;&amp; corruptedCount &gt; 0) {<a name="line.430"></a>
-<span class="sourceLineNo">431</span>      throw new IOException("found " + corruptedCount + " procedures on replay");<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>    // 4. Push the runnables<a name="line.434"></a>
-<span class="sourceLineNo">435</span>    if (!runnableList.isEmpty()) {<a name="line.435"></a>
-<span class="sourceLineNo">436</span>      // TODO: See ProcedureWALFormatReader#hasFastStartSupport<a name="line.436"></a>
-<span class="sourceLineNo">437</span>      // some procedure may be started way before this stuff.<a name="line.437"></a>
-<span class="sourceLineNo">438</span>      for (int i = runnableList.size() - 1; i &gt;= 0; --i) {<a name="line.438"></a>
-<span class="sourceLineNo">439</span>        Procedure proc = runnableList.get(i);<a name="line.439"></a>
-<span class="sourceLineNo">440</span>        if (!proc.hasParent()) {<a name="line.440"></a>
-<span class="sourceLineNo">441</span>          sendProcedureLoadedNotification(proc.getProcId());<a name="line.441"></a>
-<span class="sourceLineNo">442</span>        }<a name="line.442"></a>
-<span class="sourceLineNo">443</span>        if (proc.wasExecuted()) {<a name="line.443"></a>
-<span class="sourceLineNo">444</span>          runnables.addFront(proc);<a name="line.444"></a>
-<span class="sourceLineNo">445</span>        } else {<a name="line.445"></a>
-<span class="sourceLineNo">446</span>          // if it was not in execution, it can wait.<a name="line.446"></a>
-<span class="sourceLineNo">447</span>          runnables.addBack(proc);<a name="line.447"></a>
-<span class="sourceLineNo">448</span>        }<a name="line.448"></a>
-<span class="sourceLineNo">449</span>      }<a name="line.449"></a>
-<span class="sourceLineNo">450</span>    }<a name="line.450"></a>
-<span class="sourceLineNo">451</span>  }<a name="line.451"></a>
-<span class="sourceLineNo">452</span><a name="line.452"></a>
-<span class="sourceLineNo">453</span>  /**<a name="line.453"></a>
-<span class="sourceLineNo">454</span>   * Start the procedure executor.<a name="line.454"></a>
-<span class="sourceLineNo">455</span>   * It calls ProcedureStore.recoverLease() and ProcedureStore.load() to<a name="line.455"></a>
-<span class="sourceLineNo">456</span>   * recover the lease, and ensure a single executor, and start the procedure<a name="line.456"></a>
-<span class="sourceLineNo">457</span>   * replay to resume and recover the previous pending and in-progress perocedures.<a name="line.457"></a>
-<span class="sourceLineNo">458</span>   *<a name="line.458"></a>
-<span class="sourceLineNo">459</span>   * @param numThreads number of threads available for procedure execution.<a name="line.459"></a>
-<span class="sourceLineNo">460</span>   * @param abortOnCorruption true if you want to abort your service in case<a name="line.460"></a>
-<span class="sourceLineNo">461</span>   *          a corrupted procedure is found on replay. otherwise false.<a name="line.461"></a>
-<span class="sourceLineNo">462</span>   */<a name="line.462"></a>
-<span class="sourceLineNo">463</span>  public void start(int numThreads, boolean abortOnCorruption) throws IOException {<a name="line.463"></a>
-<span class="sourceLineNo">464</span>    if (running.getAndSet(true)) {<a name="line.464"></a>
-<span class="sourceLineNo">465</span>      LOG.warn("Already running");<a name="line.465"></a>
-<span class="sourceLineNo">466</span>      return;<a name="line.466"></a>
-<span class="sourceLineNo">467</span>    }<a name="line.467"></a>
-<span class="sourceLineNo">468</span><a name="line.468"></a>
-<span class="sourceLineNo">469</span>    // We have numThreads executor + one timer thread used for timing out<a name="line.469"></a>
-<span class="sourceLineNo">470</span>    // procedures and triggering periodic procedures.<a name="line.470"></a>
-<span class="sourceLineNo">471</span>    threads = new Thread[numThreads + 1];<a name="line.471"></a>
-<span class="sourceLineNo">472</span>    LOG.info("Starting procedure executor threads=" + threads.length);<a name="line.472"></a>
-<span class="sourceLineNo">473</span><a name="line.473"></a>
-<span class="sourceLineNo">474</span>    // Initialize procedures executor<a name="line.474"></a>
-<span class="sourceLineNo">475</span>    for (int i = 0; i &lt; numThreads; ++i) {<a name="line.475"></a>
-<span class="sourceLineNo">476</span>      threads[i] = new Thread("ProcedureExecutor-" + i) {<a name="line.476"></a>
-<span class="sourceLineNo">477</span>        @Override<a name="line.477"></a>
-<span class="sourceLineNo">478</span>        public void run() {<a name="line.478"></a>
-<span class="sourceLineNo">479</span>          execLoop();<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">383</span>      Long rootProcId = getRootProcedureId(proc);<a name="line.383"></a>
+<span class="sourceLineNo">384</span>      if (rootProcId == null) {<a name="line.384"></a>
+<span class="sourceLineNo">385</span>        // The 'proc' was ready to run but the root procedure was rolledback?<a name="line.385"></a>
+<span class="sourceLineNo">386</span>        runnables.addBack(proc);<a name="line.386"></a>
+<span class="sourceLineNo">387</span>        continue;<a name="line.387"></a>
+<span class="sourceLineNo">388</span>      }<a name="line.388"></a>
+<span class="sourceLineNo">389</span><a name="line.389"></a>
+<span class="sourceLineNo">390</span>      if (proc.hasParent() &amp;&amp; !proc.isFinished()) {<a name="line.390"></a>
+<span class="sourceLineNo">391</span>        Procedure parent = procedures.get(proc.getParentProcId());<a name="line.391"></a>
+<span class="sourceLineNo">392</span>        // corrupted procedures are handled later at step 3<a name="line.392"></a>
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-<span class="sourceLineNo">792</span>        activeExecutorCount.incrementAndGet();<a name="line.792"></a>
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-<span class="sourceLineNo">813</span>    if (procStack == null) return;<a name="line.813"></a>
+<span class="sourceLineNo">684</span>  public ProcedureInfo getResult(final long procId) {<a name="line.684"></a>
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+<span class="sourceLineNo">686</span>  }<a name="line.686"></a>
+<span class="sourceLineNo">687</span><a name="line.687"></a>
+<span class="sourceLineNo">688</span>  /**<a name="line.688"></a>
+<span class="sourceLineNo">689</span>   * Return true if the procedure is finished.<a name="line.689"></a>
+<span class="sourceLineNo">690</span>   * The state may be "completed successfully" or "failed and rolledback".<a name="line.690"></a>
+<span class="sourceLineNo">691</span>   * Use getResult() to check the state or get the result data.<a name="line.691"></a>
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+<span class="sourceLineNo">693</span>   * @return true if the procedure execution is finished, otherwise false.<a name="line.693"></a>
+<span class="sourceLineNo">694</span>   */<a name="line.694"></a>
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+<span class="sourceLineNo">698</span><a name="line.698"></a>
+<span class="sourceLineNo">699</span>  /**<a name="line.699"></a>
+<span class="sourceLineNo">700</span>   * Return true if the procedure is started.<a name="line.700"></a>
+<span class="sourceLineNo">701</span>   * @param procId the ID of the procedure to check<a name="line.701"></a>
+<span class="sourceLineNo">702</span>   * @return true if the procedure execution is started, otherwise false.<a name="line.702"></a>
+<span class="sourceLineNo">703</span>   */<a name="line.703"></a>
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+<span class="sourceLineNo">711</span><a name="line.711"></a>
+<span class="sourceLineNo">712</span>  /**<a name="line.712"></a>
+<span class="sourceLineNo">713</span>   * Mark the specified completed procedure, as ready to remove.<a name="line.713"></a>
+<span class="sourceLineNo">714</span>   * @param procId the ID of the procedure to remove<a name="line.714"></a>
+<span class="sourceLineNo">715</span>   */<a name="line.715"></a>
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+<span class="sourceLineNo">718</span>    if (result == null) {<a name="line.718"></a>
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+<span class="sourceLineNo">720</span>      if (LOG.isDebugEnabled()) {<a name="line.720"></a>
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+<span class="sourceLineNo">722</span>      }<a name="line.722"></a>
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+<span class="sourceLineNo">725</span><a name="line.725"></a>
+<span class="sourceLineNo">726</span>    // The CompletedProcedureCleaner will take care of deletion, once the TTL is expired.<a name="line.726"></a>
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+<span class="sourceLineNo">729</span><a name="line.729"></a>
+<span class="sourceLineNo">730</span>  /**<a name="line.730"></a>
+<span class="sourceLineNo">731</span>   * Send an abort notification the specified procedure.<a name="line.731"></a>
+<span class="sourceLineNo">732</span>   * Depending on the procedure implementation the abort can be considered or ignored.<a name="line.732"></a>
+<span class="sourceLineNo">733</span>   * @param procId the procedure to abort<a name="line.733"></a>
+<span class="sourceLineNo">734</span>   * @return true if the procedure exist and has received the abort, otherwise false.<a name="line.734"></a>
+<span class="sourceLineNo">735</span>   */<a name="line.735"></a>
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+<span class="sourceLineNo">739</span><a name="line.739"></a>
+<span class="sourceLineNo">740</span>  /**<a name="line.740"></a>
+<span class="sourceLineNo">741</span>   * Send an abort notification the specified procedure.<a name="line.741"></a>
+<span class="sourceLineNo">742</span>   * Depending on the procedure implementation the abort can be considered or ignored.<a name="line.742"></a>
+<span class="sourceLineNo">743</span>   * @param procId the procedure to abort<a name="line.743"></a>
+<span class="sourceLineNo">744</span>   * @param mayInterruptIfRunning if the proc completed at least one step, should it be aborted?<a name="line.744"></a>
+<span class="sourceLineNo">745</span>   * @return true if the procedure exist and has received the abort, otherwise false.<a name="line.745"></a>
+<span class="sourceLineNo">746</span>   */<a name="line.746"></a>
+<span class="sourceLineNo">747</span>  public boolean abort(final long procId, final boolean mayInterruptIfRunning) {<a name="line.747"></a>
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+<span class="sourceLineNo">752</span>      } else {<a name="line.752"></a>
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+<span class="sourceLineNo">755</span>    }<a name="line.755"></a>
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+<span class="sourceLineNo">758</span><a name="line.758"></a>
+<span class="sourceLineNo">759</span>  /**<a name="line.759"></a>
+<span class="sourceLineNo">760</span>   * Check if the user is this procedure's owner<a name="line.760"></a>
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+<span class="sourceLineNo">762</span>   * @param user the user<a name="line.762"></a>
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+<span class="sourceLineNo">764</span>   *   false otherwise or the owner is unknown.<a name="line.764"></a>
+<span class="sourceLineNo">765</span>   */<a name="line.765"></a>
+<span class="sourceLineNo">766</span>  public boolean isProcedureOwner(final long procId, final User user) {<a name="line.766"></a>
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+<span class="sourceLineNo">770</span><a name="line.770"></a>
+<span class="sourceLineNo">771</span>    Procedure proc = procedures.get(procId);<a name="line.771"></a>
+<span class="sourceLineNo">772</span>    if (proc != null) {<a name="line.772"></a>
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+<span class="sourceLineNo">774</span>    }<a name="line.774"></a>
+<span class="sourceLineNo">775</span>    ProcedureInfo procInfo = completed.get(procId);<a name="line.775"></a>
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+<span class="sourceLineNo">777</span>      // Procedure either does not exist or has already completed and got cleaned up.<a name="line.777"></a>
+<span class="sourceLineNo">778</span>      // At this time, we cannot check the owner of the procedure<a name="line.778"></a>
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+<span class="sourceLineNo">780</span>    }<a name="line.780"></a>
+<span class="sourceLineNo">781</span>    return ProcedureInfo.isProcedureOwner(procInfo, user);<a name="line.781"></a>
+<span class="sourceLineNo">782</span>  }<a name="line.782"></a>
+<span class="sourceLineNo">783</span><a name="line.783"></a>
+<span class="sourceLineNo">784</span>  pu

<TRUNCATED>

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