@Override
public String getNodeName() {
return XATxConverter.getNodeName(xidImple.getXID());
}
@Override
public int getFormatId() {
return xidImple.getFormatId();
}
@Override
public byte[] getBranchQualifier() {
return xidImple.getBranchQualifier();
}
@Override
public byte[] getGlobalTransactionId() {
return xidImple.getGlobalTransactionId();
}
public boolean restore_state(InputObjectState os, int t) {
boolean res = false;
try {
_heuristic = os.unpackInt();
_committed = os.unpackBoolean();
_tranID = XidImple.unpack(os);
_theXAResource = null;
_recoveryObject = null;
if (os.unpackInt() == RecoverableXAConnection.OBJECT_RECOVERY) {
_productName = os.unpackString();
_productVersion = os.unpackString();
_jndiName = os.unpackString();
boolean haveXAResource = os.unpackBoolean();
if (haveXAResource) {
try {
// Read the classname of the serialized XAResource
String className = os.unpackString();
byte[] b = os.unpackBytes();
ByteArrayInputStream s = new ByteArrayInputStream(b);
ObjectInputStream o = new ObjectInputStream(s);
// Give the list of deserializers a chance to deserialize the record
boolean deserialized = false;
Iterator<SerializableXAResourceDeserializer> iterator =
getXAResourceDeserializers().iterator();
while (iterator.hasNext()) {
SerializableXAResourceDeserializer proxyXAResourceDeserializer = iterator.next();
if (proxyXAResourceDeserializer.canDeserialze(className)) {
_theXAResource = proxyXAResourceDeserializer.deserialze(o);
deserialized = true;
break;
}
}
// Give it a go ourselves
if (!deserialized) {
_theXAResource = (XAResource) o.readObject();
}
o.close();
if (jtaLogger.logger.isTraceEnabled()) {
jtaLogger.logger.trace("XAResourceRecord.restore_state - XAResource de-serialized");
}
} catch (Exception ex) {
// not serializable in the first place!
jtaLogger.i18NLogger.warn_resources_arjunacore_restorestate(ex);
return false;
}
} else {
/*
* Lookup new XAResource via XARecoveryModule if possible.
*/
_theXAResource = getNewXAResource();
if (_theXAResource == null) {
jtaLogger.i18NLogger.warn_resources_arjunacore_norecoveryxa(toString());
/*
* Don't prevent tx from activating because there may be
* other participants that can still recover. Plus, we will
* try to get a new XAResource later for this instance.
*/
res = true;
}
}
} else {
String creatorName = os.unpackString();
_recoveryObject =
ClassloadingUtility.loadAndInstantiateClass(
RecoverableXAConnection.class, creatorName, null);
if (_recoveryObject == null) {
throw new ClassNotFoundException();
}
_recoveryObject.unpackFrom(os);
_theXAResource = _recoveryObject.getResource();
if (jtaLogger.logger.isTraceEnabled()) {
jtaLogger.logger.trace(
"XAResourceRecord.restore_state - XAResource got from " + creatorName);
}
}
res = true;
} catch (Exception e) {
jtaLogger.i18NLogger.warn_resources_arjunacore_restorestateerror(
_theXAResource.toString(), XAHelper.xidToString(_tranID), e);
res = false;
}
if (res) res = super.restore_state(os, t);
return res;
}
public boolean save_state(OutputObjectState os, int t) {
boolean res = false;
try {
os.packInt(_heuristic);
os.packBoolean(_committed);
/*
* Since we don't know what type of Xid we are using, leave it up to
* XID to pack.
*/
XidImple.pack(os, _tranID);
/*
* If no recovery object set then rely upon object serialisation!
*/
if (_recoveryObject == null) {
os.packInt(RecoverableXAConnection.OBJECT_RECOVERY);
os.packString(_productName);
os.packString(_productVersion);
os.packString(_jndiName);
if (_theXAResource instanceof Serializable) {
try {
ByteArrayOutputStream s = new ByteArrayOutputStream();
ObjectOutputStream o = new ObjectOutputStream(s);
o.writeObject(_theXAResource);
o.close();
os.packBoolean(true);
String name = _theXAResource.getClass().getName();
os.packString(name);
os.packBytes(s.toByteArray());
} catch (NotSerializableException ex) {
jtaLogger.i18NLogger.warn_resources_arjunacore_savestate();
return false;
}
} else {
// have to rely upon XAResource.recover!
os.packBoolean(false);
}
} else {
os.packInt(RecoverableXAConnection.AUTO_RECOVERY);
os.packString(_recoveryObject.getClass().getName());
_recoveryObject.packInto(os);
}
res = true;
} catch (Exception e) {
jtaLogger.i18NLogger.warn_resources_arjunacore_savestateerror(
_theXAResource.toString(), XAHelper.xidToString(_tranID), e);
res = false;
}
if (res) res = super.save_state(os, t);
return res;
}