本文整理了Java中org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf.retain()方法的一些代码示例，展示了ByteBuf.retain()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。ByteBuf.retain()方法的具体详情如下：
包路径：org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf
类名称：ByteBuf
方法名：retain

ByteBuf.retain介绍

暂无

代码示例

代码示例来源：origin: apache/flink

private ByteBuf readChunk() {
  if (isClosed) {
    return null;
  } else if (buf.readableBytes() <= chunkSize) {
    isEndOfInput = true;
    // Don't retain as the consumer is responsible to release it
    return buf.slice();
  } else {
    // Return a chunk sized slice of the buffer. The ref count is
    // shared with the original buffer. That's why we need to retain
    // a reference here.
    return buf.readSlice(chunkSize).retain();
  }
}

代码示例来源：origin: org.apache.flink/flink-queryable-state-client-java_2.11

private ByteBuf readChunk() {
  if (isClosed) {
    return null;
  } else if (buf.readableBytes() <= chunkSize) {
    isEndOfInput = true;
    // Don't retain as the consumer is responsible to release it
    return buf.slice();
  } else {
    // Return a chunk sized slice of the buffer. The ref count is
    // shared with the original buffer. That's why we need to retain
    // a reference here.
    return buf.readSlice(chunkSize).retain();
  }
}

代码示例来源：origin: com.alibaba.blink/flink-queryable-state-client-java

@Override
public ByteBuf readChunk(ChannelHandlerContext ctx) throws Exception {
  if (isClosed) {
    return null;
  } else if (buf.readableBytes() <= chunkSize) {
    isEndOfInput = true;
    // Don't retain as the consumer is responsible to release it
    return buf.slice();
  } else {
    // Return a chunk sized slice of the buffer. The ref count is
    // shared with the original buffer. That's why we need to retain
    // a reference here.
    return buf.readSlice(chunkSize).retain();
  }
}

代码示例来源：origin: org.apache.flink/flink-runtime

static BufferResponse readFrom(ByteBuf buffer) {
    InputChannelID receiverId = InputChannelID.fromByteBuf(buffer);
    int sequenceNumber = buffer.readInt();
    int backlog = buffer.readInt();
    boolean isBuffer = buffer.readBoolean();
    int size = buffer.readInt();
    ByteBuf retainedSlice = buffer.readSlice(size).retain();
    return new BufferResponse(retainedSlice, isBuffer, sequenceNumber, receiverId, backlog);
  }
}

代码示例来源：origin: org.apache.flink/flink-runtime_2.11

static BufferResponse readFrom(ByteBuf buffer) {
    InputChannelID receiverId = InputChannelID.fromByteBuf(buffer);
    int sequenceNumber = buffer.readInt();
    int backlog = buffer.readInt();
    boolean isBuffer = buffer.readBoolean();
    int size = buffer.readInt();
    ByteBuf retainedSlice = buffer.readSlice(size).retain();
    return new BufferResponse(retainedSlice, isBuffer, sequenceNumber, receiverId, backlog);
  }
}

代码示例来源：origin: com.alibaba.blink/flink-runtime

/**
   * Parses the whole BufferResponse message and composes a new BufferResponse with both header parsed and
   * data buffer filled in. This method is used in non-credit-based network stack.
   *
   * @param buffer the whole serialized BufferResponse message.
   * @return a BufferResponse object with the header parsed and the data buffer filled in.
   */
  static BufferResponse readFrom(ByteBuf buffer) {
    InputChannelID receiverId = InputChannelID.fromByteBuf(buffer);
    int sequenceNumber = buffer.readInt();
    int backlog = buffer.readInt();
    boolean isBuffer = buffer.readBoolean();
    int size = buffer.readInt();
    ByteBuf retainedSlice = buffer.readSlice(size).retain();
    return new BufferResponse(retainedSlice, isBuffer, sequenceNumber, receiverId, backlog, size);
  }
}