org.hornetq.jms.client.HornetQMapMessage Maven / Gradle / Ivy
/*
* Copyright 2005-2014 Red Hat, Inc.
* Red Hat 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.hornetq.jms.client;
import javax.jms.JMSException;
import javax.jms.MapMessage;
import javax.jms.MessageFormatException;
import java.util.Collections;
import java.util.Enumeration;
import java.util.HashSet;
import java.util.Set;
import org.hornetq.api.core.HornetQException;
import org.hornetq.api.core.HornetQPropertyConversionException;
import org.hornetq.api.core.Message;
import org.hornetq.api.core.SimpleString;
import org.hornetq.api.core.client.ClientMessage;
import org.hornetq.api.core.client.ClientSession;
import org.hornetq.utils.TypedProperties;
/**
* HornetQ implementation of a JMS MapMessage.
*
* @author Norbert Lataille ([email protected])
* @author Adrian Brock
* @author Tim Fox
* @author Ovidiu Feodorov
* @author Andy Taylor
* @version $Revision: 3412 $
*/
public final class HornetQMapMessage extends HornetQMessage implements MapMessage
{
// Constants -----------------------------------------------------
public static final byte TYPE = Message.MAP_TYPE;
// Attributes ----------------------------------------------------
private TypedProperties map = new TypedProperties();
private boolean invalid;
// Static --------------------------------------------------------
// Constructors --------------------------------------------------
/*
* This constructor is used to construct messages prior to sending
*/
protected HornetQMapMessage(final ClientSession session)
{
super(HornetQMapMessage.TYPE, session);
map = new TypedProperties();
invalid = true;
}
/*
* This constructor is used during reading
*/
protected HornetQMapMessage(final ClientMessage message, final ClientSession session)
{
super(message, session);
invalid = false;
}
public HornetQMapMessage()
{
invalid = false;
}
/**
* Constructor for a foreign MapMessage
*
* @param foreign
* @throws JMSException
*/
public HornetQMapMessage(final MapMessage foreign, final ClientSession session) throws JMSException
{
super(foreign, HornetQMapMessage.TYPE, session);
Enumeration names = foreign.getMapNames();
while (names.hasMoreElements())
{
String name = (String) names.nextElement();
Object obj = foreign.getObject(name);
setObject(name, obj);
}
}
// Public --------------------------------------------------------
@Override
public byte getType()
{
return HornetQMapMessage.TYPE;
}
// MapMessage implementation -------------------------------------
public void setBoolean(final String name, final boolean value) throws JMSException
{
checkName(name);
map.putBooleanProperty(new SimpleString(name), value);
invalid = true;
}
public void setByte(final String name, final byte value) throws JMSException
{
checkName(name);
map.putByteProperty(new SimpleString(name), value);
invalid = true;
}
public void setShort(final String name, final short value) throws JMSException
{
checkName(name);
map.putShortProperty(new SimpleString(name), value);
invalid = true;
}
public void setChar(final String name, final char value) throws JMSException
{
checkName(name);
map.putCharProperty(new SimpleString(name), value);
invalid = true;
}
public void setInt(final String name, final int value) throws JMSException
{
checkName(name);
map.putIntProperty(new SimpleString(name), value);
invalid = true;
}
public void setLong(final String name, final long value) throws JMSException
{
checkName(name);
map.putLongProperty(new SimpleString(name), value);
invalid = true;
}
public void setFloat(final String name, final float value) throws JMSException
{
checkName(name);
map.putFloatProperty(new SimpleString(name), value);
invalid = true;
}
public void setDouble(final String name, final double value) throws JMSException
{
checkName(name);
map.putDoubleProperty(new SimpleString(name), value);
invalid = true;
}
public void setString(final String name, final String value) throws JMSException
{
checkName(name);
map.putSimpleStringProperty(new SimpleString(name), value == null ? null : new SimpleString(value));
invalid = true;
}
public void setBytes(final String name, final byte[] value) throws JMSException
{
checkName(name);
map.putBytesProperty(new SimpleString(name), value);
invalid = true;
}
public void setBytes(final String name, final byte[] value, final int offset, final int length) throws JMSException
{
checkName(name);
if (offset + length > value.length)
{
throw new JMSException("Invalid offset/length");
}
byte[] newBytes = new byte[length];
System.arraycopy(value, offset, newBytes, 0, length);
map.putBytesProperty(new SimpleString(name), newBytes);
invalid = true;
}
public void setObject(final String name, final Object value) throws JMSException
{
checkName(name);
try
{
TypedProperties.setObjectProperty(new SimpleString(name), value, map);
}
catch (HornetQPropertyConversionException e)
{
throw new MessageFormatException(e.getMessage());
}
invalid = true;
}
public boolean getBoolean(final String name) throws JMSException
{
try
{
return map.getBooleanProperty(new SimpleString(name));
}
catch (HornetQPropertyConversionException e)
{
throw new MessageFormatException(e.getMessage());
}
}
public byte getByte(final String name) throws JMSException
{
try
{
return map.getByteProperty(new SimpleString(name));
}
catch (HornetQPropertyConversionException e)
{
throw new MessageFormatException(e.getMessage());
}
}
public short getShort(final String name) throws JMSException
{
try
{
return map.getShortProperty(new SimpleString(name));
}
catch (HornetQPropertyConversionException e)
{
throw new MessageFormatException(e.getMessage());
}
}
public char getChar(final String name) throws JMSException
{
try
{
return map.getCharProperty(new SimpleString(name));
}
catch (HornetQPropertyConversionException e)
{
throw new MessageFormatException(e.getMessage());
}
}
public int getInt(final String name) throws JMSException
{
try
{
return map.getIntProperty(new SimpleString(name));
}
catch (HornetQPropertyConversionException e)
{
throw new MessageFormatException(e.getMessage());
}
}
public long getLong(final String name) throws JMSException
{
try
{
return map.getLongProperty(new SimpleString(name));
}
catch (HornetQPropertyConversionException e)
{
throw new MessageFormatException(e.getMessage());
}
}
public float getFloat(final String name) throws JMSException
{
try
{
return map.getFloatProperty(new SimpleString(name));
}
catch (HornetQPropertyConversionException e)
{
throw new MessageFormatException(e.getMessage());
}
}
public double getDouble(final String name) throws JMSException
{
try
{
return map.getDoubleProperty(new SimpleString(name));
}
catch (HornetQPropertyConversionException e)
{
throw new MessageFormatException(e.getMessage());
}
}
public String getString(final String name) throws JMSException
{
try
{
SimpleString str = map.getSimpleStringProperty(new SimpleString(name));
if (str == null)
{
return null;
}
else
{
return str.toString();
}
}
catch (HornetQPropertyConversionException e)
{
throw new MessageFormatException(e.getMessage());
}
}
public byte[] getBytes(final String name) throws JMSException
{
try
{
return map.getBytesProperty(new SimpleString(name));
}
catch (HornetQPropertyConversionException e)
{
throw new MessageFormatException(e.getMessage());
}
}
public Object getObject(final String name) throws JMSException
{
Object val = map.getProperty(new SimpleString(name));
if (val instanceof SimpleString)
{
val = ((SimpleString) val).toString();
}
return val;
}
public Enumeration getMapNames() throws JMSException
{
Set simplePropNames = map.getPropertyNames();
Set propNames = new HashSet(simplePropNames.size());
for (SimpleString str : simplePropNames)
{
propNames.add(str.toString());
}
return Collections.enumeration(propNames);
}
public boolean itemExists(final String name) throws JMSException
{
return map.containsProperty(new SimpleString(name));
}
// HornetQRAMessage overrides ----------------------------------------
@Override
public void clearBody() throws JMSException
{
super.clearBody();
map.clear();
invalid = true;
}
@Override
public void doBeforeSend() throws Exception
{
if (invalid)
{
message.getBodyBuffer().resetWriterIndex();
map.encode(message.getBodyBuffer());
invalid = false;
}
super.doBeforeSend();
}
@Override
public void doBeforeReceive() throws HornetQException
{
super.doBeforeReceive();
map.decode(message.getBodyBuffer());
}
// Package protected ---------------------------------------------
// Protected -----------------------------------------------------
// Private -------------------------------------------------------
/**
* Check the name
*
* @param name the name
*/
private void checkName(final String name) throws JMSException
{
checkWrite();
if (name == null)
{
throw HornetQJMSClientBundle.BUNDLE.nameCannotBeNull();
}
if (name.equals(""))
{
throw HornetQJMSClientBundle.BUNDLE.nameCannotBeEmpty();
}
}
@Override
protected boolean hasNoBody()
{
return map.isEmpty();
}
@Override
public boolean isBodyAssignableTo(@SuppressWarnings("rawtypes")
Class c)
{
if (hasNoBody())
{
return true;
}
return c.isAssignableFrom(java.util.Map.class);
}
@SuppressWarnings("unchecked")
@Override
protected T getBodyInternal(Class c)
{
return (T) map.getMap();
}
}
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