Package com.orientechnologies.orient.core.index.hashindex.local.cache

Examples of com.orientechnologies.orient.core.index.hashindex.local.cache.OCachePointer.acquireExclusiveLock()

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        if (!diskCache.isOpen(fileId))
          diskCache.openFile(fileId);

        OCacheEntry cacheEntry = diskCache.load(fileId, pageIndex, true);
        OCachePointer cachePointer = cacheEntry.getCachePointer();
        cachePointer.acquireExclusiveLock();
        try {
          ODurablePage durablePage = new ODurablePage(cacheEntry, ODurablePage.TrackMode.NONE);

          OPageChanges pageChanges = updatePageRecord.getChanges();
          durablePage.revertChanges(pageChanges);
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          if (!diskCache.isOpen(fileId))
            diskCache.openFile(fileId);

          final OCacheEntry cacheEntry = diskCache.load(fileId, pageIndex, true);
          final OCachePointer cachePointer = cacheEntry.getCachePointer();
          cachePointer.acquireExclusiveLock();
          try {
            ODurablePage durablePage = new ODurablePage(cacheEntry, ODurablePage.TrackMode.NONE);
            durablePage.restoreChanges(updatePageRecord.getChanges());
            durablePage.setLsn(lsn);
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    private void writeToFile(int fileNumber, long pageIndex) throws IOException {
      OCacheEntry cacheEntry = buffer.load(fileIds.get(fileNumber), pageIndex, false);
      OCachePointer pointer = cacheEntry.getCachePointer();

      pointer.acquireExclusiveLock();
      cacheEntry.markDirty();

      pointer.getDataPointer().set(systemOffset + OWOWCache.PAGE_PADDING,
          new byte[] { version.byteValue(), 2, 3, seed, 5, 6, (byte) fileNumber, (byte) (pageIndex & 0xFF) }, 0, 8);
      pointer.releaseExclusiveLock();
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