Package org.apache.spark.network.buffer

Examples of org.apache.spark.network.buffer.NettyManagedBuffer

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  @Test
  public void testFetchThree() {
    LinkedHashMap<String, ManagedBuffer> blocks = Maps.newLinkedHashMap();
    blocks.put("b0", new NioManagedBuffer(ByteBuffer.wrap(new byte[12])));
    blocks.put("b1", new NioManagedBuffer(ByteBuffer.wrap(new byte[23])));
    blocks.put("b2", new NettyManagedBuffer(Unpooled.wrappedBuffer(new byte[23])));

    BlockFetchingListener listener = fetchBlocks(blocks);

    for (int i = 0; i < 3; i ++) {
      verify(listener, times(1)).onBlockFetchSuccess("b" + i, blocks.get("b" + i));
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    this.len = len;
    byte[] byteArray = new byte[len];
    for (int i = 0; i < len; i ++) {
      byteArray[i] = (byte) i;
    }
    this.underlying = new NettyManagedBuffer(Unpooled.wrappedBuffer(byteArray));
  }
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  /** Decoding uses the given ByteBuf as our data, and will retain() it. */
  public static ChunkFetchSuccess decode(ByteBuf buf) {
    StreamChunkId streamChunkId = StreamChunkId.decode(buf);
    buf.retain();
    NettyManagedBuffer managedBuf = new NettyManagedBuffer(buf.duplicate());
    return new ChunkFetchSuccess(streamChunkId, managedBuf);
  }
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Related Classes of org.apache.spark.network.buffer.NettyManagedBuffer

  • io.netty.buffer.ByteBufInputStream
  • org.apache.spark.network.protocol.ChunkFetchSuccess
  • org.apache.spark.network.shuffle.OneForOneBlockFetcherSuite
  • org.apache.spark.network.TestManagedBuffer
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