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/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 1997-2010 Oracle and/or its affiliates. All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
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* and Distribution License("CDDL") (collectively, the "License"). You
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* https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
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*
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* file and include the License file at packager/legal/LICENSE.txt.
*
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* exception as provided by Oracle in the GPL Version 2 section of the License
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*
* Modifications:
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*/
package com.sun.enterprise.resource;
import javax.transaction.xa.*;
import java.util.logging.*;
import com.sun.logging.*;
/**
* This is class is used for debugging. It prints out
* trace information on TM calls to XAResource before
* directing the call to the actual XAResource object
*
* @author Tony Ng
*
*/
public class XAResourceWrapper implements XAResource {
// the actual XAResource object
private XAResource res;
public XAResourceWrapper(XAResource res) {
this.res = res;
}
// Create logger object per Java SDK 1.4 to log messages
// introduced Santanu De, Sun Microsystems, March 2002
private static Logger _logger ;
static{
_logger = LogDomains.getLogger(XAResourceWrapper.class, LogDomains.RSR_LOGGER);
}
public void commit(Xid xid, boolean onePhase) throws XAException {
print("XAResource.commit: " + xidToString(xid) + "," + onePhase);
res.commit(xid, onePhase);
}
public void end(Xid xid, int flags) throws XAException {
print("XAResource.end: " + xidToString(xid) + "," +
flagToString(flags));
res.end(xid, flags);
}
public void forget(Xid xid) throws XAException {
print("XAResource.forget: " + xidToString(xid));
res.forget(xid);
}
public int getTransactionTimeout() throws XAException {
return res.getTransactionTimeout();
}
public boolean isSameRM(XAResource xares) throws XAException {
if (xares instanceof XAResourceWrapper) {
XAResourceWrapper other = (XAResourceWrapper) xares;
boolean result = res.isSameRM(other.res);
print("XAResource.isSameRM: " + res + "," + other.res + "," +
result);
return result;
} else {
boolean result = res.isSameRM(xares);
print("XAResource.isSameRM: " + res + "," + xares + "," +
result);
return result;
//throw new IllegalArgumentException("Has to use XAResourceWrapper for all XAResource objects: " + xares);
}
}
public int prepare(Xid xid) throws XAException {
print("XAResource.prepare: " + xidToString(xid));
int result = res.prepare(xid);
print("prepare result = " + flagToString(result));
return result;
}
public Xid[] recover(int flag) throws XAException {
print("XAResource.recover: " + flagToString(flag));
return res.recover(flag);
}
public void rollback(Xid xid) throws XAException {
print("XAResource.rollback: " + xidToString(xid));
res.rollback(xid);
}
public boolean setTransactionTimeout(int seconds) throws XAException {
return res.setTransactionTimeout(seconds);
}
public void start(Xid xid, int flags) throws XAException {
print("XAResource.start: " + xidToString(xid) + "," +
flagToString(flags));
res.start(xid, flags);
}
private void print(String s) {
if(_logger.isLoggable(Level.FINE)) {
_logger.log(Level.FINE,s);
}
}
private static String xidToString(Xid xid) {
return String.valueOf((new String(xid.getGlobalTransactionId()) +
new String(xid.getBranchQualifier())).hashCode());
}
private static String flagToString(int flag) {
switch (flag) {
case TMFAIL:
return "TMFAIL";
case TMJOIN:
return "TMJOIN";
case TMNOFLAGS:
return "TMNOFLAGS";
case TMONEPHASE:
return "TMONEPHASE";
case TMRESUME:
return "TMRESUME";
case TMSTARTRSCAN:
return "TMSTARTRSCAN";
case TMENDRSCAN:
return "TMENDRSCAN";
case TMSUCCESS:
return "TMSUCCESS";
case TMSUSPEND:
return "TMSUSPEND";
case XA_RDONLY:
return "XA_RDONLY";
default:
return "" + Integer.toHexString(flag);
}
}
public boolean equals(Object obj) {
if (this == obj) return true;
if (obj == null) return false;
if (obj instanceof XAResourceWrapper) {
XAResource other = ((XAResourceWrapper) obj).res;
return res.equals(other);
}
if (obj instanceof XAResource) {
XAResource other = (XAResource) obj;
return res.equals(other);
}
return false;
}
public int hashCode() {
return res.hashCode();
}
}