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implement Comparable (well, badly) 

git-svn-id: https://svn.apache.org/repos/asf/activemq/trunk@557384 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Robert Davies 2007-07-18 20:29:13 +00:00
parent 26f4d2a413
commit 71a3324b93
1 changed files with 15 additions and 5 deletions
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20
activemq-core/src/main/java/org/apache/activemq/command/XATransactionId.java
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@ -18,9 +18,7 @@
package org.apache.activemq.command;
import java.util.Arrays;
import javax.transaction.xa.Xid;
import org.apache.activemq.util.HexSupport;
@ -28,7 +26,7 @@ import org.apache.activemq.util.HexSupport;
* @openwire:marshaller code="112"
* @version $Revision: 1.6 $
*/
public class XATransactionId extends TransactionId implements Xid {
public class XATransactionId extends TransactionId implements Xid, Comparable{
public static final byte DATA_STRUCTURE_TYPE=CommandTypes.ACTIVEMQ_XA_TRANSACTION_ID;
@ -37,6 +35,7 @@ public class XATransactionId extends TransactionId implements Xid {
private byte[] globalTransactionId;
private transient int hash;
private transient String transactionKey;
public XATransactionId() {
}
@ -51,8 +50,12 @@ public class XATransactionId extends TransactionId implements Xid {
return DATA_STRUCTURE_TYPE;
}
public String getTransactionKey() {
return "XID:"+formatId+":"+HexSupport.toHexFromBytes(globalTransactionId)+":"+HexSupport.toHexFromBytes(branchQualifier);
public synchronized String getTransactionKey(){
if(transactionKey==null){
transactionKey="XID:"+formatId+":"+HexSupport.toHexFromBytes(globalTransactionId)+":"
+HexSupport.toHexFromBytes(branchQualifier);
}
return transactionKey;
}
public String toString() {
@ -129,5 +132,12 @@ public class XATransactionId extends TransactionId implements Xid {
return xid.formatId==formatId && Arrays.equals(xid.globalTransactionId,globalTransactionId)
&& Arrays.equals(xid.branchQualifier, branchQualifier);
}
public int compareTo(Object o){
if( o==null || o.getClass()!=XATransactionId.class )
return -1;
XATransactionId xid = (XATransactionId)o;
return getTransactionKey().compareTo(xid.getTransactionKey());
}
}