/**
* Static method for reading a CORBA standard exception from a stream.
*
* @param strm The InputStream to use for unmarshaling.
*/
public static SystemException readSystemException(InputStream strm) {
try {
String name = classNameOf(strm.read_string());
SystemException ex = (SystemException) ORBClassLoader.loadClass(name).newInstance();
ex.minor = strm.read_long();
ex.completed = CompletionStatus.from_int(strm.read_long());
return ex;
} catch (Exception ex) {
throw wrapper.unknownSysex(CompletionStatus.COMPLETED_MAYBE, ex);
}
}
/**
* Static method for writing a CORBA standard exception to a stream.
*
* @param strm The OutputStream to use for marshaling.
*/
public static void writeSystemException(SystemException ex, OutputStream strm) {
String s;
s = repositoryIdOf(ex.getClass().getName());
strm.write_string(s);
strm.write_long(ex.minor);
strm.write_long(ex.completed.value());
}
/**
* Static method for writing a CORBA standard exception to an Any.
*
* @param any The Any to write the SystemException into.
*/
public static void insertSystemException(SystemException ex, Any any) {
OutputStream out = any.create_output_stream();
ORB orb = (ORB) (out.orb());
String name = ex.getClass().getName();
String repID = ORBUtility.repositoryIdOf(name);
out.write_string(repID);
out.write_long(ex.minor);
out.write_long(ex.completed.value());
any.read_value(out.create_input_stream(), getSystemExceptionTypeCode(orb, repID, name));
}
@Test
public void test() {
org.omg.CosTransactions.Status status = Status.StatusUnknown;
tranobject_i localObject = null;
demosync sync = null;
ORB myORB = null;
RootOA myOA = null;
try {
myORB = ORB.getInstance("test");
myOA = OA.getRootOA(myORB);
myORB.initORB(new String[] {}, null);
myOA.initOA();
ORBManager.setORB(myORB);
ORBManager.setPOA(myOA);
Control myControl = null;
org.omg.CosTransactions.Current current = OTSManager.get_current();
Coordinator coord = null;
sync = new demosync();
localObject = new tranobject_i();
current.begin();
myControl = current.get_control();
coord = myControl.get_coordinator();
coord.register_resource(localObject.getReference());
coord.register_synchronization(sync.getReference());
try {
current.commit(true);
} catch (TRANSACTION_ROLLEDBACK e1) {
System.out.println("Transaction rolledback");
}
try {
status = coord.get_status();
} catch (SystemException ex) {
// assume reference no longer valid!
status = Status.StatusUnknown;
}
} catch (UserException e1) {
fail("Caught UserException: " + e1);
e1.printStackTrace();
} catch (SystemException e2) {
fail("Caught SystemException: " + e2);
e2.printStackTrace();
}
System.out.print(
"Final action status: " + com.arjuna.ats.jts.utils.Utility.stringStatus(status));
System.out.println("\nTest completed successfully.");
myOA.shutdownObject(sync);
myOA.shutdownObject(localObject);
myOA.destroy();
myORB.shutdown();
}
/**
* Maps a SystemException to a RemoteException.
*
* @param ex the SystemException to map.
* @return the mapped exception.
*/
public RemoteException mapSystemException(SystemException ex) {
if (ex instanceof UnknownException) {
Throwable orig = ((UnknownException) ex).originalEx;
if (orig instanceof Error) {
return new ServerError("Error occurred in server thread", (Error) orig);
} else if (orig instanceof RemoteException) {
return new ServerException("RemoteException occurred in server thread", (Exception) orig);
} else if (orig instanceof RuntimeException) {
throw (RuntimeException) orig;
}
}
// Build the message string...
String name = ex.getClass().getName();
String corbaName = name.substring(name.lastIndexOf('.') + 1);
String status;
switch (ex.completed.value()) {
case CompletionStatus._COMPLETED_YES:
status = "Yes";
break;
case CompletionStatus._COMPLETED_NO:
status = "No";
break;
case CompletionStatus._COMPLETED_MAYBE:
default:
status = "Maybe";
break;
}
String message = "CORBA " + corbaName + " " + ex.minor + " " + status;
// Now map to the correct RemoteException type...
if (ex instanceof COMM_FAILURE) {
return new MarshalException(message, ex);
} else if (ex instanceof INV_OBJREF) {
RemoteException newEx = new NoSuchObjectException(message);
newEx.detail = ex;
return newEx;
} else if (ex instanceof NO_PERMISSION) {
return new AccessException(message, ex);
} else if (ex instanceof MARSHAL) {
return new MarshalException(message, ex);
} else if (ex instanceof OBJECT_NOT_EXIST) {
RemoteException newEx = new NoSuchObjectException(message);
newEx.detail = ex;
return newEx;
} else if (ex instanceof TRANSACTION_REQUIRED) {
RemoteException newEx = new TransactionRequiredException(message);
newEx.detail = ex;
return newEx;
} else if (ex instanceof TRANSACTION_ROLLEDBACK) {
RemoteException newEx = new TransactionRolledbackException(message);
newEx.detail = ex;
return newEx;
} else if (ex instanceof INVALID_TRANSACTION) {
RemoteException newEx = new InvalidTransactionException(message);
newEx.detail = ex;
return newEx;
} else if (ex instanceof BAD_PARAM) {
Exception inner = ex;
// Pre-Merlin Sun ORBs used the incorrect minor code for
// this case. See Java to IDL ptc-00-01-08 1.4.8.
if (ex.minor == ORBConstants.LEGACY_SUN_NOT_SERIALIZABLE
|| ex.minor == OMGSystemException.NOT_SERIALIZABLE) {
if (ex.getMessage() != null) inner = new NotSerializableException(ex.getMessage());
else inner = new NotSerializableException();
inner.initCause(ex);
}
return new MarshalException(message, inner);
} else if (ex instanceof ACTIVITY_REQUIRED) {
try {
Class<?> cl =
SharedSecrets.getJavaCorbaAccess()
.loadClass("javax.activity.ActivityRequiredException");
Class[] params = new Class[2];
params[0] = java.lang.String.class;
params[1] = java.lang.Throwable.class;
Constructor cr = cl.getConstructor(params);
Object[] args = new Object[2];
args[0] = message;
args[1] = ex;
return (RemoteException) cr.newInstance(args);
} catch (Throwable e) {
utilWrapper.classNotFound(e, "javax.activity.ActivityRequiredException");
}
} else if (ex instanceof ACTIVITY_COMPLETED) {
try {
Class<?> cl =
SharedSecrets.getJavaCorbaAccess()
.loadClass("javax.activity.ActivityCompletedException");
Class[] params = new Class[2];
params[0] = java.lang.String.class;
params[1] = java.lang.Throwable.class;
Constructor cr = cl.getConstructor(params);
Object[] args = new Object[2];
args[0] = message;
args[1] = ex;
return (RemoteException) cr.newInstance(args);
} catch (Throwable e) {
utilWrapper.classNotFound(e, "javax.activity.ActivityCompletedException");
}
} else if (ex instanceof INVALID_ACTIVITY) {
try {
Class<?> cl =
SharedSecrets.getJavaCorbaAccess().loadClass("javax.activity.InvalidActivityException");
Class[] params = new Class[2];
params[0] = java.lang.String.class;
params[1] = java.lang.Throwable.class;
Constructor cr = cl.getConstructor(params);
Object[] args = new Object[2];
args[0] = message;
args[1] = ex;
return (RemoteException) cr.newInstance(args);
} catch (Throwable e) {
utilWrapper.classNotFound(e, "javax.activity.InvalidActivityException");
}
}
// Just map to a generic RemoteException...
return new RemoteException(message, ex);
}
@Test
public void test() {
ORB myORB = null;
RootOA myOA = null;
try {
myORB = ORB.getInstance("test");
myOA = OA.getRootOA(myORB);
myORB.initORB(new String[] {}, null);
myOA.initOA();
ORBManager.setORB(myORB);
ORBManager.setPOA(myOA);
TransactionFactoryImple theOTS = new TransactionFactoryImple();
Control myControl;
grid_i localGrid = new grid_i(100, 100);
int h, w, v;
myControl = theOTS.create(0);
assertNotNull(myControl);
h = localGrid.height();
w = localGrid.width();
localGrid.set(2, 4, 123, myControl);
v = localGrid.get(2, 4, myControl);
// no problem setting and getting the elememt:
System.out.println("grid[2,4] is " + v);
assertEquals(123, v);
Terminator handle = myControl.get_terminator();
try {
if (handle != null) {
handle.commit(false);
} else System.err.println("Error - no transaction terminator!");
} catch (Exception ex) {
System.out.println("Test error! Caught: " + ex);
}
ORBManager.getPOA().shutdownObject(theOTS);
ORBManager.getPOA().shutdownObject(localGrid);
} catch (UserException e) {
fail("Caught UserException: " + e);
e.printStackTrace();
} catch (SystemException e) {
fail("Caught SystemException: " + e);
e.printStackTrace();
}
System.out.println("\nWill now try different thread terminating transaction.\n");
try {
org.omg.CosTransactions.Current current = OTSManager.get_current();
System.out.println("Starting new transaction.");
current.begin();
Control tc = current.get_control();
if (tc != null) {
System.out.println("Creating new thread.");
TransactionalThread tranThread = new TransactionalThread(tc);
System.out.println("Waiting for thread to terminate transaction.\n");
tranThread.start();
while (!tranThread.finished()) Thread.yield();
System.out.println("\nCreator will now attempt to rollback transaction. Should fail.");
try {
current.rollback();
fail("Error - managed to rollback transaction!");
} catch (NoTransaction e1) {
System.out.println("Correct termination - caught: " + e1);
} catch (INVALID_TRANSACTION e2) {
System.out.println("Correct termination - caught: " + e2);
} catch (Exception e3) {
fail("Wrong termination - caught unexpected exception: " + e3);
e3.printStackTrace();
}
System.out.println("Test completed successfully.");
} else System.err.println("Error - null transaction control!");
} catch (Exception e) {
System.out.println("Caught unexpected exception: " + e);
}
myOA.destroy();
myORB.shutdown();
}
