| /* |
| * 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.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import org.apache.qpid.QpidException; |
| |
| import org.apache.qpid.client.util.JMSExceptionHelper; |
| import org.apache.qpid.transport.codec.BBDecoder; |
| import org.apache.qpid.transport.codec.BBEncoder; |
| |
| import javax.jms.JMSException; |
| import javax.jms.MessageFormatException; |
| import javax.jms.MessageEOFException; |
| import java.lang.NumberFormatException; |
| import java.nio.ByteBuffer; |
| import java.util.Collections; |
| import java.util.Enumeration; |
| import java.util.Iterator; |
| import java.util.ArrayList; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.UUID; |
| |
| public class AMQPEncodedListMessage extends JMSStreamMessage implements |
| org.apache.qpid.jms.ListMessage, javax.jms.MapMessage |
| { |
| private static final Logger _logger = LoggerFactory |
| .getLogger(AMQPEncodedListMessage.class); |
| |
| public static final String MIME_TYPE = "amqp/list"; |
| |
| private List<Object> _list = new ArrayList<Object>(); |
| |
| public AMQPEncodedListMessage(AMQMessageDelegateFactory delegateFactory) throws JMSException |
| { |
| super(delegateFactory); |
| currentIndex = 0; |
| } |
| |
| AMQPEncodedListMessage(AMQMessageDelegate delegate, ByteBuffer data) |
| throws QpidException |
| { |
| super(delegate, data); |
| if (data != null) |
| { |
| try |
| { |
| populateListFromData(data); |
| } |
| catch (JMSException je) |
| { |
| throw new QpidException("Error populating ListMessage from ByteBuffer", je); |
| } |
| } |
| currentIndex = 0; |
| } |
| |
| public String toBodyString() throws JMSException |
| { |
| return _list == null ? "" : _list.toString(); |
| } |
| |
| protected String getMimeType() |
| { |
| return MIME_TYPE; |
| } |
| |
| /* ListMessage Implementation. */ |
| public boolean add(Object a) throws JMSException |
| { |
| checkWritable(); |
| checkAllowedValue(a); |
| try |
| { |
| return _list.add(a); |
| } |
| catch (Exception e) |
| { |
| throw JMSExceptionHelper.chainJMSException(new MessageFormatException("Error adding to ListMessage"), e); |
| } |
| } |
| |
| public void add(int index, Object element) throws JMSException |
| { |
| checkWritable(); |
| checkAllowedValue(element); |
| try |
| { |
| _list.add(index, element); |
| } |
| catch (Exception e) |
| { |
| throw JMSExceptionHelper.chainJMSException(new MessageFormatException("Error adding to ListMessage at " |
| + index), e); |
| } |
| } |
| |
| public boolean contains(Object o) throws JMSException |
| { |
| try |
| { |
| return _list.contains(o); |
| } |
| catch (Exception e) |
| { |
| throw JMSExceptionHelper.chainJMSException(new JMSException("Error when looking up object"), e); |
| } |
| } |
| |
| public Object get(int index) throws JMSException |
| { |
| try |
| { |
| return _list.get(index); |
| } |
| catch (IndexOutOfBoundsException e) |
| { |
| throw JMSExceptionHelper.chainJMSException(new MessageFormatException( |
| "Error getting ListMessage element at " + index), e); |
| } |
| } |
| |
| public int indexOf(Object o) |
| { |
| return _list.indexOf(o); |
| } |
| |
| public Iterator iterator() |
| { |
| return _list.iterator(); |
| } |
| |
| public Object remove(int index) throws JMSException |
| { |
| checkWritable(); |
| try |
| { |
| return _list.remove(index); |
| } |
| catch (IndexOutOfBoundsException e) |
| { |
| throw JMSExceptionHelper.chainJMSException(new MessageFormatException( |
| "Error removing ListMessage element at " + index), e); |
| } |
| } |
| |
| public boolean remove(Object o) throws JMSException |
| { |
| checkWritable(); |
| return _list.remove(o); |
| } |
| |
| public Object set(int index, Object element) throws JMSException |
| { |
| checkWritable(); |
| checkAllowedValue(element); |
| try |
| { |
| return _list.set(index, element); |
| } |
| catch (Exception e) |
| { |
| throw JMSExceptionHelper.chainJMSException(new MessageFormatException( |
| "Error setting ListMessage element at " + index), e); |
| } |
| } |
| |
| public int size() |
| { |
| return _list.size(); |
| } |
| |
| public Object[] toArray() |
| { |
| return _list.toArray(); |
| } |
| |
| /* MapMessage Implementation */ |
| private boolean isValidIndex(int index) |
| { |
| if (index >= 0 && index < size()) |
| return true; |
| |
| return false; |
| } |
| |
| private int getValidIndex(String indexStr) throws JMSException |
| { |
| if ((indexStr == null) || indexStr.equals("")) |
| { |
| throw new IllegalArgumentException( |
| "Property name cannot be null, or the empty String."); |
| } |
| |
| int index = 0; |
| try |
| { |
| index = Integer.parseInt(indexStr); |
| } |
| catch (NumberFormatException e) |
| { |
| throw JMSExceptionHelper.chainJMSException(new JMSException("Invalid index string"), e); |
| } |
| if (isValidIndex(index)) |
| return index; |
| |
| throw new MessageFormatException("Property " + indexStr |
| + " should be a valid index into the list of size " + size()); |
| } |
| |
| private void setGenericForMap(String propName, Object o) |
| throws JMSException |
| { |
| checkWritable(); |
| int index = 0; |
| try |
| { |
| index = Integer.parseInt(propName); |
| } |
| catch (NumberFormatException e) |
| { |
| throw JMSExceptionHelper.chainJMSException(new JMSException("The property name should be a valid index"), |
| e); |
| } |
| |
| if (isValidIndex(index)) |
| remove(index); |
| add(index, o); |
| } |
| |
| public boolean getBoolean(String propName) throws JMSException |
| { |
| return getBooleanImpl(getValidIndex(propName)); |
| } |
| |
| public byte getByte(String propName) throws JMSException |
| { |
| return getByteImpl(getValidIndex(propName)); |
| } |
| |
| public short getShort(String propName) throws JMSException |
| { |
| return getShortImpl(getValidIndex(propName)); |
| } |
| |
| public int getInt(String propName) throws JMSException |
| { |
| return getIntImpl(getValidIndex(propName)); |
| } |
| |
| public long getLong(String propName) throws JMSException |
| { |
| return getLongImpl(getValidIndex(propName)); |
| } |
| |
| public char getChar(String propName) throws JMSException |
| { |
| return getCharImpl(getValidIndex(propName)); |
| |
| } |
| |
| public float getFloat(String propName) throws JMSException |
| { |
| return getFloatImpl(getValidIndex(propName)); |
| } |
| |
| public double getDouble(String propName) throws JMSException |
| { |
| return getDoubleImpl(getValidIndex(propName)); |
| } |
| |
| public String getString(String propName) throws JMSException |
| { |
| return getStringImpl(getValidIndex(propName)); |
| } |
| |
| public byte[] getBytes(String propName) throws JMSException |
| { |
| return getBytesImpl(getValidIndex(propName)); |
| } |
| |
| public Object getObject(String propName) throws JMSException |
| { |
| return get(getValidIndex(propName)); |
| } |
| |
| public Enumeration getMapNames() throws JMSException |
| { |
| List<String> names = new ArrayList<String>(); |
| int i = 0; |
| |
| while (i < size()) |
| names.add(Integer.toString(i++)); |
| |
| return Collections.enumeration(names); |
| } |
| |
| public void setBoolean(String propName, boolean b) throws JMSException |
| { |
| setGenericForMap(propName, b); |
| } |
| |
| public void setByte(String propName, byte b) throws JMSException |
| { |
| setGenericForMap(propName, b); |
| } |
| |
| public void setShort(String propName, short i) throws JMSException |
| { |
| setGenericForMap(propName, i); |
| } |
| |
| public void setChar(String propName, char c) throws JMSException |
| { |
| setGenericForMap(propName, c); |
| } |
| |
| public void setInt(String propName, int i) throws JMSException |
| { |
| setGenericForMap(propName, i); |
| } |
| |
| public void setLong(String propName, long l) throws JMSException |
| { |
| setGenericForMap(propName, l); |
| } |
| |
| public void setFloat(String propName, float v) throws JMSException |
| { |
| setGenericForMap(propName, v); |
| } |
| |
| public void setDouble(String propName, double v) throws JMSException |
| { |
| setGenericForMap(propName, v); |
| } |
| |
| public void setString(String propName, String string1) throws JMSException |
| { |
| setGenericForMap(propName, string1); |
| } |
| |
| public void setBytes(String propName, byte[] bytes) throws JMSException |
| { |
| setGenericForMap(propName, bytes); |
| } |
| |
| public void setBytes(String propName, byte[] bytes, int offset, int length) |
| throws JMSException |
| { |
| if ((offset == 0) && (length == bytes.length)) |
| { |
| setBytes(propName, bytes); |
| } |
| else |
| { |
| byte[] newBytes = new byte[length]; |
| System.arraycopy(bytes, offset, newBytes, 0, length); |
| setBytes(propName, newBytes); |
| } |
| } |
| |
| public void setObject(String propName, Object value) throws JMSException |
| { |
| checkAllowedValue(value); |
| setGenericForMap(propName, value); |
| } |
| |
| public boolean itemExists(String propName) throws JMSException |
| { |
| return isValidIndex(Integer.parseInt(propName)); |
| } |
| |
| // StreamMessage methods |
| |
| private int currentIndex; |
| |
| private static final String MESSAGE_EOF_EXCEPTION = "End of Stream (ListMessage) at index: "; |
| |
| private void setGenericForStream(Object o) throws JMSException |
| { |
| checkWritable(); |
| add(o); |
| currentIndex++; |
| } |
| |
| @Override |
| public boolean readBoolean() throws JMSException |
| { |
| checkReadable(); |
| if (isValidIndex(currentIndex)) |
| return getBooleanImpl(currentIndex++); |
| |
| throw new MessageEOFException(MESSAGE_EOF_EXCEPTION + currentIndex); |
| } |
| |
| @Override |
| public byte readByte() throws JMSException |
| { |
| checkReadable(); |
| if (isValidIndex(currentIndex)) |
| return getByteImpl(currentIndex++); |
| |
| throw new MessageEOFException(MESSAGE_EOF_EXCEPTION + currentIndex); |
| } |
| |
| @Override |
| public int readBytes(byte[] value) throws JMSException |
| { |
| checkReadable(); |
| if (isValidIndex(currentIndex)) |
| { |
| ByteBuffer res = ByteBuffer.wrap(getBytesImpl(currentIndex++)); |
| res.get(value); |
| return value.length; |
| } |
| |
| throw new MessageEOFException(MESSAGE_EOF_EXCEPTION + currentIndex); |
| } |
| |
| @Override |
| public char readChar() throws JMSException |
| { |
| checkReadable(); |
| if (isValidIndex(currentIndex)) |
| return getCharImpl(currentIndex++); |
| |
| throw new MessageEOFException(MESSAGE_EOF_EXCEPTION + currentIndex); |
| } |
| |
| @Override |
| public double readDouble() throws JMSException |
| { |
| checkReadable(); |
| if (isValidIndex(currentIndex)) |
| return getDoubleImpl(currentIndex++); |
| |
| throw new MessageEOFException(MESSAGE_EOF_EXCEPTION + currentIndex); |
| } |
| |
| @Override |
| public float readFloat() throws JMSException |
| { |
| checkReadable(); |
| if (isValidIndex(currentIndex)) |
| return getFloatImpl(currentIndex++); |
| |
| throw new MessageEOFException(MESSAGE_EOF_EXCEPTION + currentIndex); |
| } |
| |
| @Override |
| public int readInt() throws JMSException |
| { |
| checkReadable(); |
| if (isValidIndex(currentIndex)) |
| return getIntImpl(currentIndex++); |
| |
| throw new MessageEOFException(MESSAGE_EOF_EXCEPTION + currentIndex); |
| } |
| |
| @Override |
| public long readLong() throws JMSException |
| { |
| checkReadable(); |
| if (isValidIndex(currentIndex)) |
| return getLongImpl(currentIndex++); |
| |
| throw new MessageEOFException(MESSAGE_EOF_EXCEPTION + currentIndex); |
| } |
| |
| @Override |
| public Object readObject() throws JMSException |
| { |
| checkReadable(); |
| if (isValidIndex(currentIndex)) |
| return get(currentIndex++); |
| |
| throw new MessageEOFException(MESSAGE_EOF_EXCEPTION + currentIndex); |
| } |
| |
| @Override |
| public short readShort() throws JMSException |
| { |
| checkReadable(); |
| if (isValidIndex(currentIndex)) |
| return getShortImpl(currentIndex++); |
| |
| throw new MessageEOFException(MESSAGE_EOF_EXCEPTION + currentIndex); |
| } |
| |
| @Override |
| public String readString() throws JMSException |
| { |
| checkReadable(); |
| if (isValidIndex(currentIndex)) |
| return getStringImpl(currentIndex++); |
| |
| throw new MessageEOFException(MESSAGE_EOF_EXCEPTION + currentIndex); |
| } |
| |
| @Override |
| public void writeBoolean(boolean value) throws JMSException |
| { |
| setGenericForStream(value); |
| } |
| |
| @Override |
| public void writeByte(byte value) throws JMSException |
| { |
| setGenericForStream(value); |
| } |
| |
| @Override |
| public void writeBytes(byte[] value) throws JMSException |
| { |
| setGenericForStream(value); |
| } |
| |
| @Override |
| public void writeBytes(byte[] value, int offset, int length) |
| throws JMSException |
| { |
| setGenericForStream(value); |
| } |
| |
| @Override |
| public void writeChar(char value) throws JMSException |
| { |
| setGenericForStream(value); |
| } |
| |
| @Override |
| public void writeDouble(double value) throws JMSException |
| { |
| setGenericForStream(value); |
| } |
| |
| @Override |
| public void writeFloat(float value) throws JMSException |
| { |
| setGenericForStream(value); |
| } |
| |
| @Override |
| public void writeInt(int value) throws JMSException |
| { |
| setGenericForStream(value); |
| } |
| |
| @Override |
| public void writeLong(long value) throws JMSException |
| { |
| setGenericForStream(value); |
| } |
| |
| @Override |
| public void writeObject(Object value) throws JMSException |
| { |
| checkAllowedValue(value); |
| setGenericForStream(value); |
| } |
| |
| @Override |
| public void writeShort(short value) throws JMSException |
| { |
| setGenericForStream(value); |
| } |
| |
| @Override |
| public void writeString(String value) throws JMSException |
| { |
| setGenericForStream(value); |
| } |
| |
| // Common methods |
| |
| private void checkAllowedValue(Object value) throws MessageFormatException |
| { |
| if (((value instanceof Boolean) || (value instanceof Byte) |
| || (value instanceof Short) || (value instanceof Integer) |
| || (value instanceof Long) || (value instanceof Character) |
| || (value instanceof Float) || (value instanceof Double) |
| || (value instanceof String) || (value instanceof byte[]) |
| || (value instanceof List) || (value instanceof Map) |
| || (value instanceof UUID) || (value == null)) == false) |
| { |
| throw new MessageFormatException("Invalid value " + value |
| + "of type " + value.getClass().getName() + "."); |
| } |
| } |
| |
| @Override |
| public void reset() |
| { |
| currentIndex = 0; |
| setReadable(true); |
| } |
| |
| @Override |
| public void clearBody() throws JMSException |
| { |
| super.clearBody(); |
| _list.clear(); |
| currentIndex = 0; |
| setReadable(false); |
| } |
| |
| private boolean getBooleanImpl(int index) throws JMSException |
| { |
| Object value = get(index); |
| |
| if (value instanceof Boolean) |
| { |
| return ((Boolean) value).booleanValue(); |
| } |
| else if ((value instanceof String) || (value == null)) |
| { |
| try |
| { |
| return Boolean.valueOf((String) value); |
| } |
| catch (NumberFormatException e) |
| { |
| // FALLTHROUGH to exception |
| } |
| } |
| |
| throw new MessageFormatException("Property at " + index + " of type " |
| + value.getClass().getName() |
| + " cannot be converted to boolean."); |
| } |
| |
| private byte getByteImpl(int index) throws JMSException |
| { |
| Object value = get(index); |
| |
| if (value instanceof Byte) |
| { |
| return ((Byte) value).byteValue(); |
| } |
| else if ((value instanceof String) || (value == null)) |
| { |
| try |
| { |
| return Byte.valueOf((String) value).byteValue(); |
| } catch (NumberFormatException e) |
| { |
| // FALLTHROUGH to exception |
| } |
| } |
| |
| throw new MessageFormatException("Property at " + index + " of type " |
| + value.getClass().getName() + " cannot be converted to byte."); |
| } |
| |
| private short getShortImpl(int index) throws JMSException |
| { |
| Object value = get(index); |
| |
| if (value instanceof Short) |
| { |
| return ((Short) value).shortValue(); |
| } |
| else if (value instanceof Byte) |
| { |
| return ((Byte) value).shortValue(); |
| } |
| else if ((value instanceof String) || (value == null)) |
| { |
| try |
| { |
| return Short.valueOf((String) value).shortValue(); |
| } catch (NumberFormatException e) |
| { |
| // FALLTHROUGH to exception |
| } |
| } |
| |
| throw new MessageFormatException("Property at " + index + " of type " |
| + value.getClass().getName() + " cannot be converted to short."); |
| } |
| |
| private int getIntImpl(int index) throws JMSException |
| { |
| Object value = get(index); |
| |
| if (value instanceof Integer) |
| { |
| return ((Integer) value).intValue(); |
| } |
| |
| if (value instanceof Short) |
| { |
| return ((Short) value).intValue(); |
| } |
| |
| if (value instanceof Byte) |
| { |
| return ((Byte) value).intValue(); |
| } |
| |
| if ((value instanceof String) || (value == null)) |
| { |
| try |
| { |
| return Integer.valueOf((String) value).intValue(); |
| } |
| catch (NumberFormatException e) |
| { |
| // FALLTHROUGH to exception |
| } |
| } |
| |
| throw new MessageFormatException("Property at " + index + " of type " |
| + value.getClass().getName() + " cannot be converted to int."); |
| } |
| |
| private long getLongImpl(int index) throws JMSException |
| { |
| Object value = get(index); |
| |
| if (value instanceof Long) |
| { |
| return ((Long) value).longValue(); |
| } else if (value instanceof Integer) |
| { |
| return ((Integer) value).longValue(); |
| } |
| |
| if (value instanceof Short) |
| { |
| return ((Short) value).longValue(); |
| } |
| |
| if (value instanceof Byte) |
| { |
| return ((Byte) value).longValue(); |
| } else if ((value instanceof String) || (value == null)) |
| { |
| try |
| { |
| return Long.valueOf((String) value).longValue(); |
| } catch (NumberFormatException e) |
| { |
| // FALLTHROUGH to exception |
| } |
| } |
| |
| throw new MessageFormatException("Property at " + index + " of type " |
| + value.getClass().getName() + " cannot be converted to long."); |
| } |
| |
| private char getCharImpl(int index) throws JMSException |
| { |
| Object value = get(index); |
| |
| if (value instanceof Character) |
| { |
| return ((Character) value).charValue(); |
| } else if (value == null) |
| { |
| throw new NullPointerException("Property at " + index |
| + " has null value and therefore cannot " |
| + "be converted to char."); |
| } else |
| { |
| throw new MessageFormatException("Property at " + index |
| + " of type " + value.getClass().getName() |
| + " cannot be converted to a char."); |
| } |
| } |
| |
| private float getFloatImpl(int index) throws JMSException |
| { |
| Object value = get(index); |
| |
| if (value instanceof Float) |
| { |
| return ((Float) value).floatValue(); |
| } |
| else if ((value instanceof String) || (value == null)) |
| { |
| try |
| { |
| return Float.valueOf((String) value).floatValue(); |
| } |
| catch (NumberFormatException e) |
| { |
| // FALLTHROUGH to exception |
| } |
| } |
| |
| throw new MessageFormatException("Property at " + index + " of type " |
| + value.getClass().getName() + " cannot be converted to float."); |
| } |
| |
| private double getDoubleImpl(int index) throws JMSException |
| { |
| Object value = get(index); |
| |
| if (value instanceof Double) |
| { |
| return ((Double) value).doubleValue(); |
| } |
| else if (value instanceof Float) |
| { |
| return ((Float) value).doubleValue(); |
| } |
| else if ((value instanceof String) || (value == null)) |
| { |
| try |
| { |
| return Double.valueOf((String) value).doubleValue(); |
| } |
| catch (NumberFormatException e) |
| { |
| // FALLTHROUGH to exception |
| } |
| } |
| |
| throw new MessageFormatException("Property at " + index + " of type " |
| + value.getClass().getName() |
| + " cannot be converted to double."); |
| } |
| |
| private String getStringImpl(int index) throws JMSException |
| { |
| Object value = get(index); |
| |
| if ((value instanceof String) || (value == null)) |
| { |
| return (String) value; |
| } else if (value instanceof byte[]) |
| { |
| throw new MessageFormatException("Property at " + index |
| + " of type byte[] " + "cannot be converted to String."); |
| } else |
| { |
| return value.toString(); |
| } |
| } |
| |
| private byte[] getBytesImpl(int index) throws JMSException |
| { |
| Object value = get(index); |
| |
| if ((value instanceof byte[]) || (value == null)) |
| { |
| return (byte[]) value; |
| } |
| else |
| { |
| throw new MessageFormatException("Property at " + index |
| + " of type " + value.getClass().getName() |
| + " cannot be converted to byte[]."); |
| } |
| } |
| |
| protected void populateListFromData(ByteBuffer data) throws JMSException |
| { |
| if (data != null) |
| { |
| data.rewind(); |
| BBDecoder decoder = new BBDecoder(); |
| decoder.init(data); |
| _list = decoder.readList(); |
| } |
| else |
| { |
| _list.clear(); |
| } |
| } |
| |
| public ByteBuffer getData() throws JMSException |
| { |
| BBEncoder encoder = new BBEncoder(1024); |
| encoder.writeList(_list); |
| return encoder.segment(); |
| } |
| |
| public void setList(List<Object> l) |
| { |
| _list = l; |
| } |
| |
| public List<Object> asList() |
| { |
| return _list; |
| } |
| } |