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https://issues.apache.org/jira/browse/AMQ-5857 

Changing ActiveMQTextMessage to clear out the text field on marshal to
a ByteSequence to prevent the data from being stored in memory twice.
This commit is contained in:
Christopher L. Shannon (cshannon) 2015-07-13 15:31:14 +00:00
parent de86f473f7
commit 84ec047d2f
1 changed files with 11 additions and 1 deletions
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12
activemq-client/src/main/java/org/apache/activemq/command/ActiveMQTextMessage.java
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@ -47,6 +47,7 @@ public class ActiveMQTextMessage extends ActiveMQMessage implements TextMessage
protected String text;
@Override
public Message copy() {
ActiveMQTextMessage copy = new ActiveMQTextMessage();
copy(copy);
@ -58,20 +59,24 @@ public class ActiveMQTextMessage extends ActiveMQMessage implements TextMessage
copy.text = text;
}
@Override
public byte getDataStructureType() {
return DATA_STRUCTURE_TYPE;
}
@Override
public String getJMSXMimeType() {
return "jms/text-message";
}
@Override
public void setText(String text) throws MessageNotWriteableException {
checkReadOnlyBody();
this.text = text;
setContent(null);
}
@Override
public String getText() throws JMSException {
if (text == null && getContent() != null) {
text = decodeContent();
@ -111,9 +116,10 @@ public class ActiveMQTextMessage extends ActiveMQMessage implements TextMessage
return text;
}
@Override
public void beforeMarshall(WireFormat wireFormat) throws IOException {
super.beforeMarshall(wireFormat);
storeContent();
storeContentAndClear();
}
@Override
@ -146,6 +152,7 @@ public class ActiveMQTextMessage extends ActiveMQMessage implements TextMessage
// see https://issues.apache.org/activemq/browse/AMQ-2103
// and https://issues.apache.org/activemq/browse/AMQ-2966
@Override
public void clearMarshalledState() throws JMSException {
super.clearMarshalledState();
this.text = null;
@ -162,11 +169,13 @@ public class ActiveMQTextMessage extends ActiveMQMessage implements TextMessage
* @throws JMSException if the JMS provider fails to clear the message body
* due to some internal error.
*/
@Override
public void clearBody() throws JMSException {
super.clearBody();
this.text = null;
}
@Override
public int getSize() {
if (size == 0 && content == null && text != null) {
size = getMinimumMessageSize();
@ -178,6 +187,7 @@ public class ActiveMQTextMessage extends ActiveMQMessage implements TextMessage
return super.getSize();
}
@Override
public String toString() {
try {
String text = this.text;