Package org.apache.lucene.index.DocumentsWriterPerThreadPool

Examples of org.apache.lucene.index.DocumentsWriterPerThreadPool.ThreadState

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      if (infoStream.isEnabled("DW")) {
        infoStream.message("DW", "abort");
      }
      final int limit = perThreadPool.getActiveThreadState();
      for (int i = 0; i < limit; i++) {
        final ThreadState perThread = perThreadPool.getThreadState(i);
        perThread.lock();
        try {
          abortThreadState(perThread, newFilesSet);
        } finally {
          perThread.unlock();
        }
      }
      flushControl.abortPendingFlushes(newFilesSet);
      putEvent(new DeleteNewFilesEvent(newFilesSet));
      flushControl.waitForFlush();
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    try {
      deleteQueue.clear();
      final int limit = perThreadPool.getMaxThreadStates();
      final Set<String> newFilesSet = new HashSet<String>();
      for (int i = 0; i < limit; i++) {
        final ThreadState perThread = perThreadPool.getThreadState(i);
        perThread.lock();
        abortThreadState(perThread, newFilesSet);
      }
      deleteQueue.clear();
      flushControl.abortPendingFlushes(newFilesSet);
      putEvent(new DeleteNewFilesEvent(newFilesSet));
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      infoStream.message("DW", "unlockAll");
    }
    final int limit = perThreadPool.getMaxThreadStates();
    for (int i = 0; i < limit; i++) {
      try {
        final ThreadState perThread = perThreadPool.getThreadState(i);
        if (perThread.isHeldByCurrentThread()) {
          perThread.unlock();
        }
      } catch(Throwable e) {
        if (infoStream.isEnabled("DW")) {
          infoStream.message("DW", "unlockAll: could not unlock state: " + i + " msg:" + e.getMessage());
        }
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  boolean updateDocuments(final Iterable<? extends Iterable<? extends IndexableField>> docs, final Analyzer analyzer,
                          final Term delTerm) throws IOException {
    boolean hasEvents = preUpdate();

    final ThreadState perThread = flushControl.obtainAndLock();
    final DocumentsWriterPerThread flushingDWPT;
   
    try {
      if (!perThread.isActive()) {
        ensureOpen();
        assert false: "perThread is not active but we are still open";
      }
      ensureInitialized(perThread);
      assert perThread.isInitialized();
      final DocumentsWriterPerThread dwpt = perThread.dwpt;
      final int dwptNumDocs = dwpt.getNumDocsInRAM();
      try {
        final int docCount = dwpt.updateDocuments(docs, analyzer, delTerm);
        numDocsInRAM.addAndGet(docCount);
      } finally {
        if (dwpt.checkAndResetHasAborted()) {
          if (!dwpt.pendingFilesToDelete().isEmpty()) {
            putEvent(new DeleteNewFilesEvent(dwpt.pendingFilesToDelete()));
          }
          subtractFlushedNumDocs(dwptNumDocs);
          flushControl.doOnAbort(perThread);
        }
      }
      final boolean isUpdate = delTerm != null;
      flushingDWPT = flushControl.doAfterDocument(perThread, isUpdate);
    } finally {
      perThread.unlock();
    }

    return postUpdate(flushingDWPT, hasEvents);
  }
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  boolean updateDocument(final Iterable<? extends IndexableField> doc, final Analyzer analyzer,
      final Term delTerm) throws IOException {

    boolean hasEvents = preUpdate();

    final ThreadState perThread = flushControl.obtainAndLock();

    final DocumentsWriterPerThread flushingDWPT;
    try {
      if (!perThread.isActive()) {
        ensureOpen();
        assert false: "perThread is not active but we are still open";
      }
      ensureInitialized(perThread);
      assert perThread.isInitialized();
      final DocumentsWriterPerThread dwpt = perThread.dwpt;
      final int dwptNumDocs = dwpt.getNumDocsInRAM();
      try {
        dwpt.updateDocument(doc, analyzer, delTerm);
        numDocsInRAM.incrementAndGet();
      } finally {
        if (dwpt.checkAndResetHasAborted()) {
          if (!dwpt.pendingFilesToDelete().isEmpty()) {
            putEvent(new DeleteNewFilesEvent(dwpt.pendingFilesToDelete()));
          }
          subtractFlushedNumDocs(dwptNumDocs);
          flushControl.doOnAbort(perThread);
        }
      }
      final boolean isUpdate = delTerm != null;
      flushingDWPT = flushControl.doAfterDocument(perThread, isUpdate);
    } finally {
      perThread.unlock();
    }

    return postUpdate(flushingDWPT, hasEvents);
  }
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  protected ThreadState findLargestNonPendingWriter(
      DocumentsWriterFlushControl control, ThreadState perThreadState) {
    assert perThreadState.dwpt.getNumDocsInRAM() > 0;
    long maxRamSoFar = perThreadState.bytesUsed;
    // the dwpt which needs to be flushed eventually
    ThreadState maxRamUsingThreadState = perThreadState;
    assert !perThreadState.flushPending : "DWPT should have flushed";
    Iterator<ThreadState> activePerThreadsIterator = control.allActiveThreadStates();
    while (activePerThreadsIterator.hasNext()) {
      ThreadState next = activePerThreadsIterator.next();
      if (!next.flushPending) {
        final long nextRam = next.bytesUsed;
        if (nextRam > maxRamSoFar && next.dwpt.getNumDocsInRAM() > 0) {
          maxRamSoFar = nextRam;
          maxRamUsingThreadState = next;
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        infoStream.message("DW", "abort");
      }

      final int limit = perThreadPool.getActiveThreadState();
      for (int i = 0; i < limit; i++) {
        final ThreadState perThread = perThreadPool.getThreadState(i);
        perThread.lock();
        try {
          if (perThread.isActive()) { // we might be closed
            try {
              perThread.dwpt.abort();
            } finally {
              perThread.dwpt.checkAndResetHasAborted();
              flushControl.doOnAbort(perThread);
            }
          } else {
            assert closed;
          }
        } finally {
          perThread.unlock();
        }
      }
      flushControl.abortPendingFlushes();
      flushControl.waitForFlush();
      success = true;
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  boolean updateDocuments(final Iterable<? extends Iterable<? extends IndexableField>> docs, final Analyzer analyzer,
                          final Term delTerm) throws IOException {
    boolean maybeMerge = preUpdate();

    final ThreadState perThread = flushControl.obtainAndLock();
    final DocumentsWriterPerThread flushingDWPT;
   
    try {
      if (!perThread.isActive()) {
        ensureOpen();
        assert false: "perThread is not active but we are still open";
      }
      
      final DocumentsWriterPerThread dwpt = perThread.dwpt;
      try {
        final int docCount = dwpt.updateDocuments(docs, analyzer, delTerm);
        numDocsInRAM.addAndGet(docCount);
      } finally {
        if (dwpt.checkAndResetHasAborted()) {
          flushControl.doOnAbort(perThread);
        }
      }
      final boolean isUpdate = delTerm != null;
      flushingDWPT = flushControl.doAfterDocument(perThread, isUpdate);
    } finally {
      perThread.unlock();
    }

    return postUpdate(flushingDWPT, maybeMerge);
  }
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  boolean updateDocument(final Iterable<? extends IndexableField> doc, final Analyzer analyzer,
      final Term delTerm) throws IOException {

    boolean maybeMerge = preUpdate();

    final ThreadState perThread = flushControl.obtainAndLock();

    final DocumentsWriterPerThread flushingDWPT;
   
    try {

      if (!perThread.isActive()) {
        ensureOpen();
        throw new IllegalStateException("perThread is not active but we are still open");
      }
      
      final DocumentsWriterPerThread dwpt = perThread.dwpt;
      try {
        dwpt.updateDocument(doc, analyzer, delTerm);
        numDocsInRAM.incrementAndGet();
      } finally {
        if (dwpt.checkAndResetHasAborted()) {
          flushControl.doOnAbort(perThread);
        }
      }
      final boolean isUpdate = delTerm != null;
      flushingDWPT = flushControl.doAfterDocument(perThread, isUpdate);
    } finally {
      perThread.unlock();
    }

    return postUpdate(flushingDWPT, maybeMerge);
  }
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      numPending = this.numPending;
    }
    if (numPending > 0 && !fullFlush) { // don't check if we are doing a full flush
      final int limit = perThreadPool.getActiveThreadState();
      for (int i = 0; i < limit && numPending > 0; i++) {
        final ThreadState next = perThreadPool.getThreadState(i);
        if (next.flushPending) {
          final DocumentsWriterPerThread dwpt = tryCheckoutForFlush(next);
          if (dwpt != null) {
            return dwpt;
          }
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Related Classes of org.apache.lucene.index.DocumentsWriterPerThreadPool.ThreadState

  • org.apache.lucene.index.DocumentsWriter
  • org.apache.lucene.index.DocumentsWriterFlushControl
  • org.apache.lucene.index.FlushPolicy
  • org.apache.lucene.index.TestFlushByRamOrCountsPolicy
  • org.apache.lucene.index.TestFlushByRamOrCountsPolicy$MockDefaultFlushPolicy
  • org.apache.lucene.index.ThreadAffinityDocumentsWriterThreadPool
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