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org.apache.activemq.command.ActiveMQMessage 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.command;
import java.io.IOException;
import java.io.UnsupportedEncodingException;
import java.util.Enumeration;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Vector;
import javax.jms.DeliveryMode;
import javax.jms.Destination;
import javax.jms.JMSException;
import javax.jms.MessageFormatException;
import javax.jms.MessageNotWriteableException;
import org.apache.activemq.ActiveMQConnection;
import org.apache.activemq.ScheduledMessage;
import org.apache.activemq.broker.scheduler.CronParser;
import org.apache.activemq.filter.PropertyExpression;
import org.apache.activemq.state.CommandVisitor;
import org.apache.activemq.util.Callback;
import org.apache.activemq.util.JMSExceptionSupport;
import org.apache.activemq.util.TypeConversionSupport;
import org.fusesource.hawtbuf.UTF8Buffer;
/**
*
* @openwire:marshaller code="23"
*/
public class ActiveMQMessage extends Message implements org.apache.activemq.Message, ScheduledMessage {
public static final byte DATA_STRUCTURE_TYPE = CommandTypes.ACTIVEMQ_MESSAGE;
public static final String DLQ_DELIVERY_FAILURE_CAUSE_PROPERTY = "dlqDeliveryFailureCause";
public static final String BROKER_PATH_PROPERTY = "JMSActiveMQBrokerPath";
private static final Map JMS_PROPERTY_SETERS = new HashMap();
protected transient Callback acknowledgeCallback;
@Override
public byte getDataStructureType() {
return DATA_STRUCTURE_TYPE;
}
@Override
public Message copy() {
ActiveMQMessage copy = new ActiveMQMessage();
copy(copy);
return copy;
}
protected void copy(ActiveMQMessage copy) {
super.copy(copy);
copy.acknowledgeCallback = acknowledgeCallback;
}
@Override
public int hashCode() {
MessageId id = getMessageId();
if (id != null) {
return id.hashCode();
} else {
return super.hashCode();
}
}
@Override
public boolean equals(Object o) {
if (this == o) {
return true;
}
if (o == null || o.getClass() != getClass()) {
return false;
}
ActiveMQMessage msg = (ActiveMQMessage) o;
MessageId oMsg = msg.getMessageId();
MessageId thisMsg = this.getMessageId();
return thisMsg != null && oMsg != null && oMsg.equals(thisMsg);
}
@Override
public void acknowledge() throws JMSException {
if (acknowledgeCallback != null) {
try {
acknowledgeCallback.execute();
} catch (JMSException e) {
throw e;
} catch (Throwable e) {
throw JMSExceptionSupport.create(e);
}
}
}
@Override
public void clearBody() throws JMSException {
setContent(null);
readOnlyBody = false;
}
@Override
public String getJMSMessageID() {
MessageId messageId = this.getMessageId();
if (messageId == null) {
return null;
}
return messageId.toString();
}
/**
* Seems to be invalid because the parameter doesn't initialize MessageId
* instance variables ProducerId and ProducerSequenceId
*
* @param value
* @throws JMSException
*/
@Override
public void setJMSMessageID(String value) throws JMSException {
if (value != null) {
try {
MessageId id = new MessageId(value);
this.setMessageId(id);
} catch (NumberFormatException e) {
// we must be some foreign JMS provider or strange user-supplied
// String
// so lets set the IDs to be 1
MessageId id = new MessageId();
id.setTextView(value);
this.setMessageId(id);
}
} else {
this.setMessageId(null);
}
}
/**
* This will create an object of MessageId. For it to be valid, the instance
* variable ProducerId and producerSequenceId must be initialized.
*
* @param producerId
* @param producerSequenceId
* @throws JMSException
*/
public void setJMSMessageID(ProducerId producerId, long producerSequenceId) throws JMSException {
MessageId id = null;
try {
id = new MessageId(producerId, producerSequenceId);
this.setMessageId(id);
} catch (Throwable e) {
throw JMSExceptionSupport.create("Invalid message id '" + id + "', reason: " + e.getMessage(), e);
}
}
@Override
public long getJMSTimestamp() {
return this.getTimestamp();
}
@Override
public void setJMSTimestamp(long timestamp) {
this.setTimestamp(timestamp);
}
@Override
public String getJMSCorrelationID() {
return this.getCorrelationId();
}
@Override
public void setJMSCorrelationID(String correlationId) {
this.setCorrelationId(correlationId);
}
@Override
public byte[] getJMSCorrelationIDAsBytes() throws JMSException {
return encodeString(this.getCorrelationId());
}
@Override
public void setJMSCorrelationIDAsBytes(byte[] correlationId) throws JMSException {
this.setCorrelationId(decodeString(correlationId));
}
@Override
public String getJMSXMimeType() {
return "jms/message";
}
protected static String decodeString(byte[] data) throws JMSException {
try {
if (data == null) {
return null;
}
return new String(data, "UTF-8");
} catch (UnsupportedEncodingException e) {
throw new JMSException("Invalid UTF-8 encoding: " + e.getMessage());
}
}
protected static byte[] encodeString(String data) throws JMSException {
try {
if (data == null) {
return null;
}
return data.getBytes("UTF-8");
} catch (UnsupportedEncodingException e) {
throw new JMSException("Invalid UTF-8 encoding: " + e.getMessage());
}
}
@Override
public Destination getJMSReplyTo() {
return this.getReplyTo();
}
@Override
public void setJMSReplyTo(Destination destination) throws JMSException {
this.setReplyTo(ActiveMQDestination.transform(destination));
}
@Override
public Destination getJMSDestination() {
return this.getDestination();
}
@Override
public void setJMSDestination(Destination destination) throws JMSException {
this.setDestination(ActiveMQDestination.transform(destination));
}
@Override
public int getJMSDeliveryMode() {
return this.isPersistent() ? DeliveryMode.PERSISTENT : DeliveryMode.NON_PERSISTENT;
}
@Override
public void setJMSDeliveryMode(int mode) {
this.setPersistent(mode == DeliveryMode.PERSISTENT);
}
@Override
public boolean getJMSRedelivered() {
return this.isRedelivered();
}
@Override
public void setJMSRedelivered(boolean redelivered) {
this.setRedelivered(redelivered);
}
@Override
public String getJMSType() {
return this.getType();
}
@Override
public void setJMSType(String type) {
this.setType(type);
}
@Override
public long getJMSExpiration() {
return this.getExpiration();
}
@Override
public void setJMSExpiration(long expiration) {
this.setExpiration(expiration);
}
@Override
public int getJMSPriority() {
return this.getPriority();
}
@Override
public void setJMSPriority(int priority) {
this.setPriority((byte) priority);
}
@Override
public void clearProperties() {
super.clearProperties();
readOnlyProperties = false;
}
@Override
public boolean propertyExists(String name) throws JMSException {
try {
return (this.getProperties().containsKey(name) || getObjectProperty(name)!= null);
} catch (IOException e) {
throw JMSExceptionSupport.create(e);
}
}
@Override
@SuppressWarnings("rawtypes")
public Enumeration getPropertyNames() throws JMSException {
try {
Vector result = new Vector(this.getProperties().keySet());
if( getRedeliveryCounter()!=0 ) {
result.add("JMSXDeliveryCount");
}
if( getGroupID()!=null ) {
result.add("JMSXGroupID");
}
if( getGroupID()!=null ) {
result.add("JMSXGroupSeq");
}
if( getUserID()!=null ) {
result.add("JMSXUserID");
}
return result.elements();
} catch (IOException e) {
throw JMSExceptionSupport.create(e);
}
}
/**
* return all property names, including standard JMS properties and JMSX properties
* @return Enumeration of all property names on this message
* @throws JMSException
*/
@SuppressWarnings("rawtypes")
public Enumeration getAllPropertyNames() throws JMSException {
try {
Vector result = new Vector(this.getProperties().keySet());
result.addAll(JMS_PROPERTY_SETERS.keySet());
return result.elements();
} catch (IOException e) {
throw JMSExceptionSupport.create(e);
}
}
interface PropertySetter {
void set(Message message, Object value) throws MessageFormatException;
}
static {
JMS_PROPERTY_SETERS.put("JMSXDeliveryCount", new PropertySetter() {
@Override
public void set(Message message, Object value) throws MessageFormatException {
Integer rc = (Integer) TypeConversionSupport.convert(value, Integer.class);
if (rc == null) {
throw new MessageFormatException("Property JMSXDeliveryCount cannot be set from a " + value.getClass().getName() + ".");
}
message.setRedeliveryCounter(rc.intValue() - 1);
}
});
JMS_PROPERTY_SETERS.put("JMSXGroupID", new PropertySetter() {
@Override
public void set(Message message, Object value) throws MessageFormatException {
String rc = (String) TypeConversionSupport.convert(value, String.class);
if (rc == null) {
throw new MessageFormatException("Property JMSXGroupID cannot be set from a " + value.getClass().getName() + ".");
}
message.setGroupID(rc);
}
});
JMS_PROPERTY_SETERS.put("JMSXGroupSeq", new PropertySetter() {
@Override
public void set(Message message, Object value) throws MessageFormatException {
Integer rc = (Integer) TypeConversionSupport.convert(value, Integer.class);
if (rc == null) {
throw new MessageFormatException("Property JMSXGroupSeq cannot be set from a " + value.getClass().getName() + ".");
}
message.setGroupSequence(rc.intValue());
}
});
JMS_PROPERTY_SETERS.put("JMSCorrelationID", new PropertySetter() {
@Override
public void set(Message message, Object value) throws MessageFormatException {
String rc = (String) TypeConversionSupport.convert(value, String.class);
if (rc == null) {
throw new MessageFormatException("Property JMSCorrelationID cannot be set from a " + value.getClass().getName() + ".");
}
((ActiveMQMessage) message).setJMSCorrelationID(rc);
}
});
JMS_PROPERTY_SETERS.put("JMSDeliveryMode", new PropertySetter() {
@Override
public void set(Message message, Object value) throws MessageFormatException {
Integer rc = null;
try {
rc = (Integer) TypeConversionSupport.convert(value, Integer.class);
} catch (NumberFormatException nfe) {
if (value instanceof String) {
if (((String) value).equalsIgnoreCase("PERSISTENT")) {
rc = DeliveryMode.PERSISTENT;
} else if (((String) value).equalsIgnoreCase("NON_PERSISTENT")) {
rc = DeliveryMode.NON_PERSISTENT;
} else {
throw nfe;
}
}
}
if (rc == null) {
Boolean bool = (Boolean) TypeConversionSupport.convert(value, Boolean.class);
if (bool == null) {
throw new MessageFormatException("Property JMSDeliveryMode cannot be set from a " + value.getClass().getName() + ".");
} else {
rc = bool.booleanValue() ? DeliveryMode.PERSISTENT : DeliveryMode.NON_PERSISTENT;
}
}
((ActiveMQMessage) message).setJMSDeliveryMode(rc);
}
});
JMS_PROPERTY_SETERS.put("JMSExpiration", new PropertySetter() {
@Override
public void set(Message message, Object value) throws MessageFormatException {
Long rc = (Long) TypeConversionSupport.convert(value, Long.class);
if (rc == null) {
throw new MessageFormatException("Property JMSExpiration cannot be set from a " + value.getClass().getName() + ".");
}
((ActiveMQMessage) message).setJMSExpiration(rc.longValue());
}
});
JMS_PROPERTY_SETERS.put("JMSPriority", new PropertySetter() {
@Override
public void set(Message message, Object value) throws MessageFormatException {
Integer rc = (Integer) TypeConversionSupport.convert(value, Integer.class);
if (rc == null) {
throw new MessageFormatException("Property JMSPriority cannot be set from a " + value.getClass().getName() + ".");
}
((ActiveMQMessage) message).setJMSPriority(rc.intValue());
}
});
JMS_PROPERTY_SETERS.put("JMSRedelivered", new PropertySetter() {
@Override
public void set(Message message, Object value) throws MessageFormatException {
Boolean rc = (Boolean) TypeConversionSupport.convert(value, Boolean.class);
if (rc == null) {
throw new MessageFormatException("Property JMSRedelivered cannot be set from a " + value.getClass().getName() + ".");
}
((ActiveMQMessage) message).setJMSRedelivered(rc.booleanValue());
}
});
JMS_PROPERTY_SETERS.put("JMSReplyTo", new PropertySetter() {
@Override
public void set(Message message, Object value) throws MessageFormatException {
ActiveMQDestination rc = (ActiveMQDestination) TypeConversionSupport.convert(value, ActiveMQDestination.class);
if (rc == null) {
throw new MessageFormatException("Property JMSReplyTo cannot be set from a " + value.getClass().getName() + ".");
}
((ActiveMQMessage) message).setReplyTo(rc);
}
});
JMS_PROPERTY_SETERS.put("JMSTimestamp", new PropertySetter() {
@Override
public void set(Message message, Object value) throws MessageFormatException {
Long rc = (Long) TypeConversionSupport.convert(value, Long.class);
if (rc == null) {
throw new MessageFormatException("Property JMSTimestamp cannot be set from a " + value.getClass().getName() + ".");
}
((ActiveMQMessage) message).setJMSTimestamp(rc.longValue());
}
});
JMS_PROPERTY_SETERS.put("JMSType", new PropertySetter() {
@Override
public void set(Message message, Object value) throws MessageFormatException {
String rc = (String) TypeConversionSupport.convert(value, String.class);
if (rc == null) {
throw new MessageFormatException("Property JMSType cannot be set from a " + value.getClass().getName() + ".");
}
((ActiveMQMessage) message).setJMSType(rc);
}
});
}
@Override
public void setObjectProperty(String name, Object value) throws JMSException {
setObjectProperty(name, value, true);
}
public void setObjectProperty(String name, Object value, boolean checkReadOnly) throws JMSException {
if (checkReadOnly) {
checkReadOnlyProperties();
}
if (name == null || name.equals("")) {
throw new IllegalArgumentException("Property name cannot be empty or null");
}
if (value instanceof UTF8Buffer) {
value = value.toString();
}
checkValidObject(value);
value = convertScheduled(name, value);
PropertySetter setter = JMS_PROPERTY_SETERS.get(name);
if (setter != null && value != null) {
setter.set(this, value);
} else {
try {
this.setProperty(name, value);
} catch (IOException e) {
throw JMSExceptionSupport.create(e);
}
}
}
public void setProperties(Map properties) throws JMSException {
for (Map.Entry entry : properties.entrySet()) {
// Lets use the object property method as we may contain standard
// extension headers like JMSXGroupID
setObjectProperty(entry.getKey(), entry.getValue());
}
}
protected void checkValidObject(Object value) throws MessageFormatException {
boolean valid = value instanceof Boolean || value instanceof Byte || value instanceof Short || value instanceof Integer || value instanceof Long;
valid = valid || value instanceof Float || value instanceof Double || value instanceof Character || value instanceof String || value == null;
if (!valid) {
ActiveMQConnection conn = getConnection();
// conn is null if we are in the broker rather than a JMS client
if (conn == null || conn.isNestedMapAndListEnabled()) {
if (!(value instanceof Map || value instanceof List)) {
throw new MessageFormatException("Only objectified primitive objects, String, Map and List types are allowed but was: " + value + " type: " + value.getClass());
}
} else {
throw new MessageFormatException("Only objectified primitive objects and String types are allowed but was: " + value + " type: " + value.getClass());
}
}
}
protected Object convertScheduled(String name, Object value) throws MessageFormatException {
Object result = value;
if (AMQ_SCHEDULED_DELAY.equals(name)){
result = TypeConversionSupport.convert(value, Long.class);
if (result != null && (Long)result < 0) {
throw new MessageFormatException(name + " must not be a negative value");
}
}
else if (AMQ_SCHEDULED_PERIOD.equals(name)){
result = TypeConversionSupport.convert(value, Long.class);
if (result != null && (Long)result < 0) {
throw new MessageFormatException(name + " must not be a negative value");
}
}
else if (AMQ_SCHEDULED_REPEAT.equals(name)){
result = TypeConversionSupport.convert(value, Integer.class);
if (result != null && (Integer)result < 0) {
throw new MessageFormatException(name + " must not be a negative value");
}
}
else if (AMQ_SCHEDULED_CRON.equals(name)) {
CronParser.validate(value.toString());
}
return result;
}
@Override
public Object getObjectProperty(String name) throws JMSException {
if (name == null) {
throw new NullPointerException("Property name cannot be null");
}
// PropertyExpression handles converting message headers to properties.
PropertyExpression expression = new PropertyExpression(name);
return expression.evaluate(this);
}
@Override
public boolean getBooleanProperty(String name) throws JMSException {
Object value = getObjectProperty(name);
if (value == null) {
return false;
}
Boolean rc = (Boolean) TypeConversionSupport.convert(value, Boolean.class);
if (rc == null) {
throw new MessageFormatException("Property " + name + " was a " + value.getClass().getName() + " and cannot be read as a boolean");
}
return rc.booleanValue();
}
@Override
public byte getByteProperty(String name) throws JMSException {
Object value = getObjectProperty(name);
if (value == null) {
throw new NumberFormatException("property " + name + " was null");
}
Byte rc = (Byte) TypeConversionSupport.convert(value, Byte.class);
if (rc == null) {
throw new MessageFormatException("Property " + name + " was a " + value.getClass().getName() + " and cannot be read as a byte");
}
return rc.byteValue();
}
@Override
public short getShortProperty(String name) throws JMSException {
Object value = getObjectProperty(name);
if (value == null) {
throw new NumberFormatException("property " + name + " was null");
}
Short rc = (Short) TypeConversionSupport.convert(value, Short.class);
if (rc == null) {
throw new MessageFormatException("Property " + name + " was a " + value.getClass().getName() + " and cannot be read as a short");
}
return rc.shortValue();
}
@Override
public int getIntProperty(String name) throws JMSException {
Object value = getObjectProperty(name);
if (value == null) {
throw new NumberFormatException("property " + name + " was null");
}
Integer rc = (Integer) TypeConversionSupport.convert(value, Integer.class);
if (rc == null) {
throw new MessageFormatException("Property " + name + " was a " + value.getClass().getName() + " and cannot be read as an integer");
}
return rc.intValue();
}
@Override
public long getLongProperty(String name) throws JMSException {
Object value = getObjectProperty(name);
if (value == null) {
throw new NumberFormatException("property " + name + " was null");
}
Long rc = (Long) TypeConversionSupport.convert(value, Long.class);
if (rc == null) {
throw new MessageFormatException("Property " + name + " was a " + value.getClass().getName() + " and cannot be read as a long");
}
return rc.longValue();
}
@Override
public float getFloatProperty(String name) throws JMSException {
Object value = getObjectProperty(name);
if (value == null) {
throw new NullPointerException("property " + name + " was null");
}
Float rc = (Float) TypeConversionSupport.convert(value, Float.class);
if (rc == null) {
throw new MessageFormatException("Property " + name + " was a " + value.getClass().getName() + " and cannot be read as a float");
}
return rc.floatValue();
}
@Override
public double getDoubleProperty(String name) throws JMSException {
Object value = getObjectProperty(name);
if (value == null) {
throw new NullPointerException("property " + name + " was null");
}
Double rc = (Double) TypeConversionSupport.convert(value, Double.class);
if (rc == null) {
throw new MessageFormatException("Property " + name + " was a " + value.getClass().getName() + " and cannot be read as a double");
}
return rc.doubleValue();
}
@Override
public String getStringProperty(String name) throws JMSException {
Object value = null;
if ("JMSXUserID".equals(name)) {
value = getUserID();
if (value == null) {
value = getObjectProperty(name);
}
} else {
value = getObjectProperty(name);
}
if (value == null) {
return null;
}
String rc = (String) TypeConversionSupport.convert(value, String.class);
if (rc == null) {
throw new MessageFormatException("Property " + name + " was a " + value.getClass().getName() + " and cannot be read as a String");
}
return rc;
}
@Override
public void setBooleanProperty(String name, boolean value) throws JMSException {
setBooleanProperty(name, value, true);
}
public void setBooleanProperty(String name, boolean value, boolean checkReadOnly) throws JMSException {
setObjectProperty(name, Boolean.valueOf(value), checkReadOnly);
}
@Override
public void setByteProperty(String name, byte value) throws JMSException {
setObjectProperty(name, Byte.valueOf(value));
}
@Override
public void setShortProperty(String name, short value) throws JMSException {
setObjectProperty(name, Short.valueOf(value));
}
@Override
public void setIntProperty(String name, int value) throws JMSException {
setObjectProperty(name, Integer.valueOf(value));
}
@Override
public void setLongProperty(String name, long value) throws JMSException {
setObjectProperty(name, Long.valueOf(value));
}
@Override
public void setFloatProperty(String name, float value) throws JMSException {
setObjectProperty(name, Float.valueOf(value));
}
@Override
public void setDoubleProperty(String name, double value) throws JMSException {
setObjectProperty(name, Double.valueOf(value));
}
@Override
public void setStringProperty(String name, String value) throws JMSException {
setObjectProperty(name, value);
}
protected void checkReadOnlyProperties() throws MessageNotWriteableException {
if (readOnlyProperties) {
throw new MessageNotWriteableException("Message properties are read-only");
}
}
protected void checkReadOnlyBody() throws MessageNotWriteableException {
if (readOnlyBody) {
throw new MessageNotWriteableException("Message body is read-only");
}
}
public Callback getAcknowledgeCallback() {
return acknowledgeCallback;
}
public void setAcknowledgeCallback(Callback acknowledgeCallback) {
this.acknowledgeCallback = acknowledgeCallback;
}
/**
* Send operation event listener. Used to get the message ready to be sent.
*/
public void onSend() throws JMSException {
setReadOnlyBody(true);
setReadOnlyProperties(true);
}
@Override
public Response visit(CommandVisitor visitor) throws Exception {
return visitor.processMessage(this);
}
@Override
public void storeContent() {
}
@Override
public void storeContentAndClear() {
storeContent();
}
@Override
protected boolean isContentMarshalled() {
//Always return true because ActiveMQMessage only has a content field
//which is already marshalled
return true;
}
@Override
public long getJMSDeliveryTime() throws JMSException {
return deliveryTime;
}
@Override
public void setJMSDeliveryTime(long deliveryTime) throws JMSException {
this.deliveryTime = deliveryTime;
}
@Override
public final T getBody(Class asType) throws JMSException {
if (isBodyAssignableTo(asType)) {
return doGetBody(asType);
}
throw new MessageFormatException("Message body cannot be read as type: " + asType);
}
@Override
public boolean isBodyAssignableTo(Class c) throws JMSException {
return true;
}
protected T doGetBody(Class asType) throws JMSException {
return null;
}
}
