Package org.apache.hadoop.oncrpc.RpcUtil

Examples of org.apache.hadoop.oncrpc.RpcUtil.RpcFrameDecoder

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    }
  }

  @Test
  public void testSingleFrame() {
    RpcFrameDecoder decoder = new RpcFrameDecoder();

    // Test "Length field is not received yet"
    ByteBuffer buffer = ByteBuffer.allocate(1);
    ChannelBuffer buf = new ByteBufferBackedChannelBuffer(buffer);
    ChannelBuffer channelBuffer = (ChannelBuffer) decoder.decode(
        Mockito.mock(ChannelHandlerContext.class), Mockito.mock(Channel.class),
        buf);
    assertTrue(channelBuffer == null);

    // Test all bytes are not received yet
    byte[] fragment = new byte[4 + 9];
    fragment[0] = (byte) (1 << 7); // final fragment
    fragment[1] = 0;
    fragment[2] = 0;
    fragment[3] = (byte) 10; // fragment size = 10 bytes
    assertTrue(XDR.isLastFragment(fragment));
    assertTrue(XDR.fragmentSize(fragment)==10);

    buffer = ByteBuffer.allocate(4 + 9);
    buffer.put(fragment);
    buffer.flip();
    buf = new ByteBufferBackedChannelBuffer(buffer);
    channelBuffer = (ChannelBuffer) decoder.decode(
        Mockito.mock(ChannelHandlerContext.class), Mockito.mock(Channel.class),
        buf);
    assertTrue(channelBuffer == null);
  }
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    assertTrue(channelBuffer == null);
  }
 
  @Test
  public void testMultipleFrames() {
    RpcFrameDecoder decoder = new RpcFrameDecoder();

    // Test multiple frames
    byte[] fragment1 = new byte[4 + 10];
    fragment1[0] = 0; // not final fragment
    fragment1[1] = 0;
    fragment1[2] = 0;
    fragment1[3] = (byte) 10; // fragment size = 10 bytes
    assertFalse(XDR.isLastFragment(fragment1));
    assertTrue(XDR.fragmentSize(fragment1)==10);
   
    // decoder should wait for the final fragment
    ByteBuffer buffer = ByteBuffer.allocate(4 + 10);   
    buffer.put(fragment1);
    buffer.flip();
    ChannelBuffer buf = new ByteBufferBackedChannelBuffer(buffer);
    ChannelBuffer channelBuffer = (ChannelBuffer) decoder.decode(
        Mockito.mock(ChannelHandlerContext.class), Mockito.mock(Channel.class),
        buf);
    assertTrue(channelBuffer == null);

    byte[] fragment2 = new byte[4 + 10];
    fragment2[0] = (byte) (1 << 7); // final fragment
    fragment2[1] = 0;
    fragment2[2] = 0;
    fragment2[3] = (byte) 10; // fragment size = 10 bytes
    assertTrue(XDR.isLastFragment(fragment2));
    assertTrue(XDR.fragmentSize(fragment2)==10);

    buffer = ByteBuffer.allocate(4 + 10);
    buffer.put(fragment2);
    buffer.flip();
    buf = new ByteBufferBackedChannelBuffer(buffer);
    channelBuffer = (ChannelBuffer) decoder.decode(
        Mockito.mock(ChannelHandlerContext.class), Mockito.mock(Channel.class),
        buf);
    assertTrue(channelBuffer != null);
    // Complete frame should have to total size 10+10=20
    assertEquals(20, channelBuffer.readableBytes());
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    }
  }

  @Test
  public void testSingleFrame() {
    RpcFrameDecoder decoder = new RpcFrameDecoder();

    // Test "Length field is not received yet"
    ByteBuffer buffer = ByteBuffer.allocate(1);
    ChannelBuffer buf = new ByteBufferBackedChannelBuffer(buffer);
    ChannelBuffer channelBuffer = (ChannelBuffer) decoder.decode(
        Mockito.mock(ChannelHandlerContext.class), Mockito.mock(Channel.class),
        buf);
    assertTrue(channelBuffer == null);

    // Test all bytes are not received yet
    byte[] fragment = new byte[4 + 9];
    fragment[0] = (byte) (1 << 7); // final fragment
    fragment[1] = 0;
    fragment[2] = 0;
    fragment[3] = (byte) 10; // fragment size = 10 bytes
    assertTrue(XDR.isLastFragment(fragment));
    assertTrue(XDR.fragmentSize(fragment)==10);

    buffer = ByteBuffer.allocate(4 + 9);
    buffer.put(fragment);
    buffer.flip();
    buf = new ByteBufferBackedChannelBuffer(buffer);
    channelBuffer = (ChannelBuffer) decoder.decode(
        Mockito.mock(ChannelHandlerContext.class), Mockito.mock(Channel.class),
        buf);
    assertTrue(channelBuffer == null);
  }
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    assertTrue(channelBuffer == null);
  }
 
  @Test
  public void testMultipleFrames() {
    RpcFrameDecoder decoder = new RpcFrameDecoder();

    // Test multiple frames
    byte[] fragment1 = new byte[4 + 10];
    fragment1[0] = 0; // not final fragment
    fragment1[1] = 0;
    fragment1[2] = 0;
    fragment1[3] = (byte) 10; // fragment size = 10 bytes
    assertFalse(XDR.isLastFragment(fragment1));
    assertTrue(XDR.fragmentSize(fragment1)==10);
   
    // decoder should wait for the final fragment
    ByteBuffer buffer = ByteBuffer.allocate(4 + 10);   
    buffer.put(fragment1);
    buffer.flip();
    ChannelBuffer buf = new ByteBufferBackedChannelBuffer(buffer);
    ChannelBuffer channelBuffer = (ChannelBuffer) decoder.decode(
        Mockito.mock(ChannelHandlerContext.class), Mockito.mock(Channel.class),
        buf);
    assertTrue(channelBuffer == null);

    byte[] fragment2 = new byte[4 + 10];
    fragment2[0] = (byte) (1 << 7); // final fragment
    fragment2[1] = 0;
    fragment2[2] = 0;
    fragment2[3] = (byte) 10; // fragment size = 10 bytes
    assertTrue(XDR.isLastFragment(fragment2));
    assertTrue(XDR.fragmentSize(fragment2)==10);

    buffer = ByteBuffer.allocate(4 + 10);
    buffer.put(fragment2);
    buffer.flip();
    buf = new ByteBufferBackedChannelBuffer(buffer);
    channelBuffer = (ChannelBuffer) decoder.decode(
        Mockito.mock(ChannelHandlerContext.class), Mockito.mock(Channel.class),
        buf);
    assertTrue(channelBuffer != null);
    // Complete frame should have to total size 10+10=20
    assertEquals(20, channelBuffer.readableBytes());
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    }
  }

  @Test
  public void testSingleFrame() {
    RpcFrameDecoder decoder = new RpcFrameDecoder();

    // Test "Length field is not received yet"
    ByteBuffer buffer = ByteBuffer.allocate(1);
    ChannelBuffer buf = new ByteBufferBackedChannelBuffer(buffer);
    ChannelBuffer channelBuffer = (ChannelBuffer) decoder.decode(
        Mockito.mock(ChannelHandlerContext.class), Mockito.mock(Channel.class),
        buf);
    assertTrue(channelBuffer == null);

    // Test all bytes are not received yet
    byte[] fragment = new byte[4 + 9];
    fragment[0] = (byte) (1 << 7); // final fragment
    fragment[1] = 0;
    fragment[2] = 0;
    fragment[3] = (byte) 10; // fragment size = 10 bytes
    assertTrue(XDR.isLastFragment(fragment));
    assertTrue(XDR.fragmentSize(fragment)==10);

    buffer = ByteBuffer.allocate(4 + 9);
    buffer.put(fragment);
    buffer.flip();
    buf = new ByteBufferBackedChannelBuffer(buffer);
    channelBuffer = (ChannelBuffer) decoder.decode(
        Mockito.mock(ChannelHandlerContext.class), Mockito.mock(Channel.class),
        buf);
    assertTrue(channelBuffer == null);
  }
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    assertTrue(channelBuffer == null);
  }
 
  @Test
  public void testMultipleFrames() {
    RpcFrameDecoder decoder = new RpcFrameDecoder();

    // Test multiple frames
    byte[] fragment1 = new byte[4 + 10];
    fragment1[0] = 0; // not final fragment
    fragment1[1] = 0;
    fragment1[2] = 0;
    fragment1[3] = (byte) 10; // fragment size = 10 bytes
    assertFalse(XDR.isLastFragment(fragment1));
    assertTrue(XDR.fragmentSize(fragment1)==10);
   
    // decoder should wait for the final fragment
    ByteBuffer buffer = ByteBuffer.allocate(4 + 10);   
    buffer.put(fragment1);
    buffer.flip();
    ChannelBuffer buf = new ByteBufferBackedChannelBuffer(buffer);
    ChannelBuffer channelBuffer = (ChannelBuffer) decoder.decode(
        Mockito.mock(ChannelHandlerContext.class), Mockito.mock(Channel.class),
        buf);
    assertTrue(channelBuffer == null);

    byte[] fragment2 = new byte[4 + 10];
    fragment2[0] = (byte) (1 << 7); // final fragment
    fragment2[1] = 0;
    fragment2[2] = 0;
    fragment2[3] = (byte) 10; // fragment size = 10 bytes
    assertTrue(XDR.isLastFragment(fragment2));
    assertTrue(XDR.fragmentSize(fragment2)==10);

    buffer = ByteBuffer.allocate(4 + 10);
    buffer.put(fragment2);
    buffer.flip();
    buf = new ByteBufferBackedChannelBuffer(buffer);
    channelBuffer = (ChannelBuffer) decoder.decode(
        Mockito.mock(ChannelHandlerContext.class), Mockito.mock(Channel.class),
        buf);
    assertTrue(channelBuffer != null);
    // Complete frame should have to total size 10+10=20
    assertEquals(20, channelBuffer.readableBytes());
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Related Classes of org.apache.hadoop.oncrpc.RpcUtil.RpcFrameDecoder

  • org.apache.hadoop.oncrpc.TestFrameDecoder
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