Package org.infinispan.lucene

Examples of org.infinispan.lucene.ChunkCacheKey$Externalizer

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   /**
    * @param bufferToFlush
    * @param chunkNumber
    */
   private void storeBufferAsChunk(final byte[] bufferToFlush, final int chunkNumber) {
      ChunkCacheKey key = new ChunkCacheKey(fileKey.getIndexName(), fileKey.getFileName(), chunkNumber, bufferSize);
      if (trace) log.tracef("Storing segment chunk: %s", key);
      chunksCacheForStorage.put(key, bufferToFlush);
   }
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       final int bufferSize = metadata.getBufferSize();
       // preparation: copy all chunks to new keys
       int i = -1;
       Object ob;
       do {
          final ChunkCacheKey fromChunkKey = new ChunkCacheKey(indexName, from, ++i, bufferSize);
          ob = chunksCache.get(fromChunkKey);
          if (ob == null) {
             break;
          }
          final ChunkCacheKey toChunkKey = new ChunkCacheKey(indexName, to, i, bufferSize);
          chunksCache.withFlags(Flag.IGNORE_RETURN_VALUES).put(toChunkKey, ob);
       } while (true);

       // rename metadata first
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         //Next we load the ChunkCacheKey (keys for file contents)
         for (String fileName : listAll) {
            int numChunksInt = figureChunksNumber(fileName);
            for (int i = 0; i < numChunksInt; i++) {
               //Inner loop: we actually have several Chunks per file name
               ChunkCacheKey key = new ChunkCacheKey(indexName, fileName, i, autoChunkSize);
               if (keysToExclude == null || !keysToExclude.contains(key)) {
                  if (keysCollector.add(key)) {
                     if (++collectedKeys >= maxElements) return;
                  }
               }
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      FileCacheKey key = new FileCacheKey(indexName, filename);
      if (trace) log.trace("deleting metadata: " + key);
      FileMetadata file = (FileMetadata) metadataCache.withFlags(Flag.SKIP_LOCKING).remove(key);
      if (file != null) { //during optimization of index a same file could be deleted twice, so you could see a null here
         for (int i = 0; i < file.getNumberOfChunks(); i++) {
            ChunkCacheKey chunkKey = new ChunkCacheKey(indexName, filename, i);
            if (trace) log.trace("deleting chunk: " + chunkKey);
            chunksCache.withFlags(Flag.SKIP_REMOTE_LOOKUP, Flag.SKIP_LOCKING).removeAsync(chunkKey);
         }
      }
      // last operation, as being set as value==0 it prevents others from using it during the
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   public void testSmallChunkLoading() throws IOException {
      Directory mockDirectory = createMockDirectory();

      DirectoryLoaderAdaptor adaptor = new DirectoryLoaderAdaptor(mockDirectory, INDEX_NAME, AUTO_BUFFER);
      Object loaded = adaptor.load(new ChunkCacheKey(INDEX_NAME, FILE_NAME, 0, AUTO_BUFFER));
      AssertJUnit.assertTrue(loaded instanceof byte[]);
      AssertJUnit.assertEquals(AUTO_BUFFER, ((byte[])loaded).length);
      loaded = adaptor.load(new ChunkCacheKey(INDEX_NAME, FILE_NAME, 5, AUTO_BUFFER));
      AssertJUnit.assertTrue(loaded instanceof byte[]);
      AssertJUnit.assertEquals(AUTO_BUFFER, ((byte[])loaded).length);
      final int lastChunk = (int)(TEST_SIZE / AUTO_BUFFER);
      final long lastChunkSize = TEST_SIZE % AUTO_BUFFER;
      AssertJUnit.assertEquals(9, lastChunkSize);
      loaded = adaptor.load(new ChunkCacheKey(INDEX_NAME, FILE_NAME, lastChunk, AUTO_BUFFER));
      AssertJUnit.assertTrue(loaded instanceof byte[]);
      AssertJUnit.assertEquals(lastChunkSize, ((byte[])loaded).length);
   }
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      AssertJUnit.assertNotNull(metadata);
      long totalFileSize = metadata.getSize();
      int chunkNumbers = (int)(totalFileSize / CHUNK_SIZE);

      for(int i = 0; i < chunkNumbers; i++) {
         AssertJUnit.assertNotNull(cache.get(new ChunkCacheKey(INDEX_NAME, filename, i, CHUNK_SIZE)));
      }

      boolean fileNameExistsInCache = false;
      for(Object key : cache.keySet()) {
         if(key instanceof FileCacheKey) {
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      AssertJUnit.assertNotNull(fileList);
      int fileListCacheKeyInstances = 0;

      for (Object key : cache.keySet()) {
         if (key instanceof ChunkCacheKey) {
            ChunkCacheKey existingChunkKey = (ChunkCacheKey) key;
            AssertJUnit.assertEquals(existingChunkKey.getIndexName(), INDEX_NAME);
            Object value = cache.get(existingChunkKey);
            AssertJUnit.assertNotNull(value);
            AssertJUnit.assertTrue(value instanceof byte[]);
            byte[] buffer = (byte[]) cache.get(existingChunkKey);
            AssertJUnit.assertTrue(buffer.length != 0);
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      FileCacheKey key = new FileCacheKey(indexName, filename);
      if (trace) log.trace("deleting metadata: " + key);
      FileMetadata file = (FileMetadata) metadataCache.withFlags(Flag.SKIP_LOCKING).remove(key);
      if (file != null) { //during optimization of index a same file could be deleted twice, so you could see a null here
         for (int i = 0; i < file.getNumberOfChunks(); i++) {
            ChunkCacheKey chunkKey = new ChunkCacheKey(indexName, filename, i);
            if (trace) log.trace("deleting chunk: " + chunkKey);
            chunksCache.withFlags(Flag.SKIP_REMOTE_LOOKUP, Flag.SKIP_CACHE_LOAD, Flag.SKIP_LOCKING).removeAsync(chunkKey);
         }
      }
      // last operation, as being set as value==0 it prevents others from using it during the
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      if (trace) log.tracef("deleting metadata: %s", key);
      final FileMetadata file = (FileMetadata) metadataCache.remove(key);
      final int bufferSize = file.getBufferSize();
      if (file != null) { //during optimization of index a same file could be deleted twice, so you could see a null here
         for (int i = 0; i < file.getNumberOfChunks(); i++) {
            ChunkCacheKey chunkKey = new ChunkCacheKey(indexName, filename, i, bufferSize);
            if (trace) log.tracef("deleting chunk: %s", chunkKey);
            chunksCache.withFlags(Flag.SKIP_REMOTE_LOOKUP, Flag.SKIP_CACHE_LOAD).removeAsync(chunkKey);
         }
      }
      // last operation, as being set as value==0 it prevents others from using it during the
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      Set<String> fileList = (Set<String>) cache.get(new FileListCacheKey(indexName));
      Assert.assertNotNull(fileList);
      int fileListCacheKeyInstances = 0;
      for (Object key : cache.keySet()) {
         if (key instanceof ChunkCacheKey) {
            ChunkCacheKey existingChunkKey = (ChunkCacheKey) key;
            String filename = existingChunkKey.getFileName();
            Assert.assertEquals(existingChunkKey.getIndexName(), indexName);
            // the chunk must either match an entry in fileList or have a pending readLock:
//            if (fileList.contains(filename) == false) {
//               verifyReadlockExists(cache, indexName, filename);
//            }
            Object value = cache.get(existingChunkKey);
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