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org.apache.activemq.artemis.jms.client.ActiveMQMapMessage Maven / Gradle / Ivy
/*
* 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.activemq.artemis.jms.client;
import javax.jms.JMSException;
import javax.jms.MapMessage;
import javax.jms.MessageFormatException;
import java.util.Collections;
import java.util.Enumeration;
import org.apache.activemq.artemis.api.core.ActiveMQException;
import org.apache.activemq.artemis.api.core.ActiveMQPropertyConversionException;
import org.apache.activemq.artemis.api.core.Message;
import org.apache.activemq.artemis.api.core.SimpleString;
import org.apache.activemq.artemis.api.core.client.ClientMessage;
import org.apache.activemq.artemis.api.core.client.ClientSession;
import org.apache.activemq.artemis.utils.collections.TypedProperties;
import static org.apache.activemq.artemis.reader.MapMessageUtil.readBodyMap;
import static org.apache.activemq.artemis.reader.MapMessageUtil.writeBodyMap;
/**
* ActiveMQ Artemis implementation of a JMS MapMessage.
*/
public class ActiveMQMapMessage extends ActiveMQMessage implements MapMessage {
// Constants -----------------------------------------------------
public static final byte TYPE = Message.MAP_TYPE;
// Attributes ----------------------------------------------------
private final TypedProperties map = new TypedProperties();
private boolean invalid;
// Static --------------------------------------------------------
// Constructors --------------------------------------------------
/*
* This constructor is used to construct messages prior to sending
*/
protected ActiveMQMapMessage(final ClientSession session) {
super(ActiveMQMapMessage.TYPE, session);
invalid = true;
}
/*
* This constructor is used during reading
*/
protected ActiveMQMapMessage(final ClientMessage message, final ClientSession session) {
super(message, session);
invalid = false;
}
public ActiveMQMapMessage() {
invalid = false;
}
/**
* Constructor for a foreign MapMessage
*
* @param foreign
* @throws JMSException
*/
public ActiveMQMapMessage(final MapMessage foreign, final ClientSession session) throws JMSException {
super(foreign, ActiveMQMapMessage.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 ActiveMQMapMessage.TYPE;
}
// MapMessage implementation -------------------------------------
@Override
public void setBoolean(final String name, final boolean value) throws JMSException {
checkName(name);
map.putBooleanProperty(new SimpleString(name), value);
invalid = true;
}
@Override
public void setByte(final String name, final byte value) throws JMSException {
checkName(name);
map.putByteProperty(new SimpleString(name), value);
invalid = true;
}
@Override
public void setShort(final String name, final short value) throws JMSException {
checkName(name);
map.putShortProperty(new SimpleString(name), value);
invalid = true;
}
@Override
public void setChar(final String name, final char value) throws JMSException {
checkName(name);
map.putCharProperty(new SimpleString(name), value);
invalid = true;
}
@Override
public void setInt(final String name, final int value) throws JMSException {
checkName(name);
map.putIntProperty(new SimpleString(name), value);
invalid = true;
}
@Override
public void setLong(final String name, final long value) throws JMSException {
checkName(name);
map.putLongProperty(new SimpleString(name), value);
invalid = true;
}
@Override
public void setFloat(final String name, final float value) throws JMSException {
checkName(name);
map.putFloatProperty(new SimpleString(name), value);
invalid = true;
}
@Override
public void setDouble(final String name, final double value) throws JMSException {
checkName(name);
map.putDoubleProperty(new SimpleString(name), value);
invalid = true;
}
@Override
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;
}
@Override
public void setBytes(final String name, final byte[] value) throws JMSException {
checkName(name);
map.putBytesProperty(new SimpleString(name), value);
invalid = true;
}
@Override
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;
}
@Override
public void setObject(final String name, final Object value) throws JMSException {
checkName(name);
try {
TypedProperties.setObjectProperty(new SimpleString(name), value, map);
} catch (ActiveMQPropertyConversionException e) {
throw new MessageFormatException(e.getMessage());
}
invalid = true;
}
@Override
public boolean getBoolean(final String name) throws JMSException {
try {
return map.getBooleanProperty(new SimpleString(name));
} catch (ActiveMQPropertyConversionException e) {
throw new MessageFormatException(e.getMessage());
}
}
@Override
public byte getByte(final String name) throws JMSException {
try {
return map.getByteProperty(new SimpleString(name));
} catch (ActiveMQPropertyConversionException e) {
throw new MessageFormatException(e.getMessage());
}
}
@Override
public short getShort(final String name) throws JMSException {
try {
return map.getShortProperty(new SimpleString(name));
} catch (ActiveMQPropertyConversionException e) {
throw new MessageFormatException(e.getMessage());
}
}
@Override
public char getChar(final String name) throws JMSException {
try {
return map.getCharProperty(new SimpleString(name));
} catch (ActiveMQPropertyConversionException e) {
throw new MessageFormatException(e.getMessage());
}
}
@Override
public int getInt(final String name) throws JMSException {
try {
return map.getIntProperty(new SimpleString(name));
} catch (ActiveMQPropertyConversionException e) {
throw new MessageFormatException(e.getMessage());
}
}
@Override
public long getLong(final String name) throws JMSException {
try {
return map.getLongProperty(new SimpleString(name));
} catch (ActiveMQPropertyConversionException e) {
throw new MessageFormatException(e.getMessage());
}
}
@Override
public float getFloat(final String name) throws JMSException {
try {
return map.getFloatProperty(new SimpleString(name));
} catch (ActiveMQPropertyConversionException e) {
throw new MessageFormatException(e.getMessage());
}
}
@Override
public double getDouble(final String name) throws JMSException {
try {
return map.getDoubleProperty(new SimpleString(name));
} catch (ActiveMQPropertyConversionException e) {
throw new MessageFormatException(e.getMessage());
}
}
@Override
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 (ActiveMQPropertyConversionException e) {
throw new MessageFormatException(e.getMessage());
}
}
@Override
public byte[] getBytes(final String name) throws JMSException {
try {
return map.getBytesProperty(new SimpleString(name));
} catch (ActiveMQPropertyConversionException e) {
throw new MessageFormatException(e.getMessage());
}
}
@Override
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;
}
@Override
public Enumeration getMapNames() throws JMSException {
return Collections.enumeration(map.getMapNames());
}
@Override
public boolean itemExists(final String name) throws JMSException {
return map.containsProperty(new SimpleString(name));
}
// ActiveMQRAMessage overrides ----------------------------------------
@Override
public void clearBody() throws JMSException {
super.clearBody();
map.clear();
invalid = true;
}
@Override
public void doBeforeSend() throws Exception {
if (invalid) {
writeBodyMap(message.getBodyBuffer(), map);
invalid = false;
}
super.doBeforeSend();
}
@Override
public void doBeforeReceive() throws ActiveMQException {
super.doBeforeReceive();
readBodyMap(message.getBodyBuffer(), map);
}
// Package protected ---------------------------------------------
// Protected -----------------------------------------------------
// Private -------------------------------------------------------
/**
* Check the name
*
* @param name the name
*/
private void checkName(final String name) throws JMSException {
checkWrite();
if (name == null) {
throw ActiveMQJMSClientBundle.BUNDLE.nameCannotBeNull();
}
if (name.equals("")) {
throw ActiveMQJMSClientBundle.BUNDLE.nameCannotBeEmpty();
}
}
@Override
protected boolean hasNoBody() {
return map.isEmpty();
}
@Override
@SuppressWarnings("unchecked")
public boolean isBodyAssignableTo(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();
}
}
