| /* |
| * |
| * 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.client.message; |
| |
| import org.apache.qpid.AMQException; |
| |
| import javax.jms.JMSException; |
| import javax.jms.StreamMessage; |
| import java.nio.ByteBuffer; |
| |
| /** |
| * @author Apache Software Foundation |
| */ |
| public class JMSStreamMessage extends AbstractBytesTypedMessage implements StreamMessage |
| { |
| public static final String MIME_TYPE="jms/stream-message"; |
| |
| |
| private TypedBytesContentReader _typedBytesContentReader; |
| private TypedBytesContentWriter _typedBytesContentWriter; |
| |
| public JMSStreamMessage(AMQMessageDelegateFactory delegateFactory) |
| { |
| super(delegateFactory,false); |
| _typedBytesContentWriter = new TypedBytesContentWriter(); |
| |
| } |
| |
| |
| |
| JMSStreamMessage(AMQMessageDelegate delegate, ByteBuffer data) throws AMQException |
| { |
| super(delegate, data!=null); |
| _typedBytesContentReader = new TypedBytesContentReader(data); |
| } |
| |
| public void reset() |
| { |
| setReadable(true); |
| |
| if(_typedBytesContentReader != null) |
| { |
| _typedBytesContentReader.reset(); |
| } |
| else if (_typedBytesContentWriter != null) |
| { |
| _typedBytesContentReader = new TypedBytesContentReader(_typedBytesContentWriter.getData()); |
| } |
| } |
| |
| @Override |
| public void clearBody() throws JMSException |
| { |
| super.clearBody(); |
| _typedBytesContentReader = null; |
| _typedBytesContentWriter = new TypedBytesContentWriter(); |
| |
| } |
| |
| |
| protected String getMimeType() |
| { |
| return MIME_TYPE; |
| } |
| |
| @Override |
| public java.nio.ByteBuffer getData() throws JMSException |
| { |
| return _typedBytesContentWriter == null ? _typedBytesContentReader.getData() : _typedBytesContentWriter.getData(); |
| } |
| |
| public boolean readBoolean() throws JMSException |
| { |
| checkReadable(); |
| return _typedBytesContentReader.readBoolean(); |
| } |
| |
| |
| public byte readByte() throws JMSException |
| { |
| checkReadable(); |
| return _typedBytesContentReader.readByte(); |
| } |
| |
| public short readShort() throws JMSException |
| { |
| checkReadable(); |
| return _typedBytesContentReader.readShort(); |
| } |
| |
| /** |
| * Note that this method reads a unicode character as two bytes from the stream |
| * |
| * @return the character read from the stream |
| * @throws JMSException |
| */ |
| public char readChar() throws JMSException |
| { |
| checkReadable(); |
| return _typedBytesContentReader.readChar(); |
| } |
| |
| public int readInt() throws JMSException |
| { |
| checkReadable(); |
| return _typedBytesContentReader.readInt(); |
| } |
| |
| public long readLong() throws JMSException |
| { |
| checkReadable(); |
| return _typedBytesContentReader.readLong(); |
| } |
| |
| public float readFloat() throws JMSException |
| { |
| checkReadable(); |
| return _typedBytesContentReader.readFloat(); |
| } |
| |
| public double readDouble() throws JMSException |
| { |
| checkReadable(); |
| return _typedBytesContentReader.readDouble(); |
| } |
| |
| public String readString() throws JMSException |
| { |
| checkReadable(); |
| return _typedBytesContentReader.readString(); |
| } |
| |
| public int readBytes(byte[] bytes) throws JMSException |
| { |
| if(bytes == null) |
| { |
| throw new IllegalArgumentException("Must provide non-null array to read into"); |
| } |
| |
| checkReadable(); |
| return _typedBytesContentReader.readBytes(bytes); |
| } |
| |
| |
| public Object readObject() throws JMSException |
| { |
| checkReadable(); |
| return _typedBytesContentReader.readObject(); |
| } |
| |
| public void writeBoolean(boolean b) throws JMSException |
| { |
| checkWritable(); |
| _typedBytesContentWriter.writeBoolean(b); |
| } |
| |
| public void writeByte(byte b) throws JMSException |
| { |
| checkWritable(); |
| _typedBytesContentWriter.writeByte(b); |
| } |
| |
| public void writeShort(short i) throws JMSException |
| { |
| checkWritable(); |
| _typedBytesContentWriter.writeShort(i); |
| } |
| |
| public void writeChar(char c) throws JMSException |
| { |
| checkWritable(); |
| _typedBytesContentWriter.writeChar(c); |
| } |
| |
| public void writeInt(int i) throws JMSException |
| { |
| checkWritable(); |
| _typedBytesContentWriter.writeInt(i); |
| } |
| |
| public void writeLong(long l) throws JMSException |
| { |
| checkWritable(); |
| _typedBytesContentWriter.writeLong(l); |
| } |
| |
| public void writeFloat(float v) throws JMSException |
| { |
| checkWritable(); |
| _typedBytesContentWriter.writeFloat(v); |
| } |
| |
| public void writeDouble(double v) throws JMSException |
| { |
| checkWritable(); |
| _typedBytesContentWriter.writeDouble(v); |
| } |
| |
| public void writeString(String string) throws JMSException |
| { |
| checkWritable(); |
| _typedBytesContentWriter.writeString(string); |
| } |
| |
| public void writeBytes(byte[] bytes) throws JMSException |
| { |
| checkWritable(); |
| _typedBytesContentWriter.writeBytes(bytes); |
| } |
| |
| public void writeBytes(byte[] bytes, int offset, int length) throws JMSException |
| { |
| checkWritable(); |
| _typedBytesContentWriter.writeBytes(bytes, offset, length); |
| } |
| |
| public void writeObject(Object object) throws JMSException |
| { |
| checkWritable(); |
| _typedBytesContentWriter.writeObject(object); |
| } |
| } |