| /* |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| */ |
| |
| package org.apache.qpid.framing; |
| |
| import java.io.DataOutputStream; |
| import java.io.IOException; |
| |
| public class SmallCompositeAMQDataBlock extends AMQDataBlock implements EncodableAMQDataBlock |
| { |
| private AMQDataBlock _firstFrame; |
| |
| private AMQDataBlock _block; |
| |
| public SmallCompositeAMQDataBlock(AMQDataBlock block) |
| { |
| _block = block; |
| } |
| |
| /** |
| * The encoded block will be logically first before the AMQDataBlocks which are encoded |
| * into the buffer afterwards. |
| * @param encodedBlock already-encoded data |
| * @param block a block to be encoded. |
| */ |
| public SmallCompositeAMQDataBlock(AMQDataBlock encodedBlock, AMQDataBlock block) |
| { |
| this(block); |
| _firstFrame = encodedBlock; |
| } |
| |
| public AMQDataBlock getBlock() |
| { |
| return _block; |
| } |
| |
| public AMQDataBlock getFirstFrame() |
| { |
| return _firstFrame; |
| } |
| |
| public long getSize() |
| { |
| long frameSize = _block.getSize(); |
| |
| if (_firstFrame != null) |
| { |
| |
| frameSize += _firstFrame.getSize(); |
| } |
| return frameSize; |
| } |
| |
| public void writePayload(DataOutputStream buffer) throws IOException |
| { |
| if (_firstFrame != null) |
| { |
| _firstFrame.writePayload(buffer); |
| } |
| _block.writePayload(buffer); |
| |
| } |
| |
| public String toString() |
| { |
| if (_block == null) |
| { |
| return "No blocks contained in composite frame"; |
| } |
| else |
| { |
| StringBuilder buf = new StringBuilder(this.getClass().getName()); |
| buf.append("{encodedBlock=").append(_firstFrame); |
| |
| buf.append(" _block=[").append(_block.toString()).append("]"); |
| |
| buf.append("}"); |
| return buf.toString(); |
| } |
| } |
| } |