Java Code Examples for java.rmi.RemoteException#getCause()

/**
 * Returns a suitable {@link RuntimeException} for the given {@link RemoteException}.
 *
 * @param ex The exception to find a runtime exception for.
 * @return The runtime exception.
 */
RuntimeException findSuitableExceptionFor(RemoteException ex) {
  if (ex.getCause() instanceof ObjectUnknownException) {
    return (ObjectUnknownException) ex.getCause();
  }
  if (ex.getCause() instanceof ObjectExistsException) {
    return (ObjectExistsException) ex.getCause();
  }
  if (ex.getCause() instanceof IllegalArgumentException) {
    return (IllegalArgumentException) ex.getCause();
  }

  if (getServiceListener() != null) {
    getServiceListener().onServiceUnavailable();
  }

  return new ServiceUnavailableException(SERVICE_UNAVAILABLE_MESSAGE, ex);
}
 

/**
 * Create a new repository on the server.
 * @param name repository name.
 * @return handle to new repository.
 * @throws DuplicateNameException
 * @throws UserAccessException
 * @throws IOException
 * @throws NotConnectedException if server connection is down (user already informed)
 * @see ghidra.framework.remote.RemoteRepositoryServerHandle#createRepository(String)
 */
public synchronized RepositoryAdapter createRepository(String name)
		throws DuplicateNameException, UserAccessException, IOException, NotConnectedException {
	checkServerHandle();
	try {
		return new RepositoryAdapter(this, name, serverHandle.createRepository(name));
	}
	catch (RemoteException e) {
		Throwable t = e.getCause();
		if (t instanceof DuplicateFileException) {
			throw new DuplicateNameException("Repository '" + name + "' already exists");
		}
		else if (t instanceof UserAccessException) {
			throw (UserAccessException) t;
		}
		if (recoverConnection(e)) {
			return new RepositoryAdapter(this, name, serverHandle.createRepository(name));
		}
		throw e;
	}
}
 

/**
 * Temporary method for extracting the exception from the
 * DummyRemoteException and throwing it.
 */
private void throwReportServiceException( RemoteException e )
		throws ReportServiceException
{
	Throwable wrappedException = e;
	if ( e instanceof ReportEngineService.DummyRemoteException )
	{
		wrappedException = e.getCause( );
	}
	if ( wrappedException instanceof ReportServiceException )
	{
		throw (ReportServiceException) wrappedException;
	}
	else if ( wrappedException != null )
	{
		throw new ReportServiceException( wrappedException.getLocalizedMessage( ),
				wrappedException );
	}
	else
	{
		throw new ReportServiceException( e.getLocalizedMessage( ), e );
	}
}
 

private void handleRemoteException(final RemoteException exception) throws SketchException {
  final Throwable cause = exception.getCause();
  if (cause instanceof SocketTimeoutException || cause instanceof ConnectException) {
    log("SketchRunner either hung or not there. Restarting it.");
    restartServerProcess();
  } else {
    throw new SketchException(exception.getMessage());
  }
}
 

@Override
public String readInfoString(String filename) throws OrbitImageServletException {
    try {
        logger.debug("file: "+this.filename);
        String info = getServer().getInfo(this.filename, level);
        return info;
    } catch (RemoteException e) {
        throw new OrbitImageServletException(e.getMessage() + "\nCause:" + e.getCause());
    }
}
 

/**
 * Helper function to easily evaluate web service related exceptions
 * @param e Exception thrown by a stub method
 */
public static void checkException(Exception e) {
    if(e instanceof JPlagException) {
        JPlagException je = (JPlagException) e;
        System.out.println("JPlagException: " + je.getDescription()
            + "\n" + je.getRepair());
    }
    else if(e instanceof RemoteException) {
        RemoteException re = (RemoteException) e;
        Throwable cause = re.getCause();
        if(cause != null && cause instanceof ClientTransportException) {
            cause = ((JAXRPCExceptionBase) cause).getLinkedException();
            if(cause != null) {
                System.out.println("Connection exception: "
                    + cause.getMessage());
                return;
            }
        }
        System.out.println("Unexpected RemoteException: "
            + re.getMessage());
        re.printStackTrace();
    }
    else {
        System.out.println("Unexpected Exception: " + e.getMessage());
        e.printStackTrace();
    }
}
 

/**
 * Helper function to easily evaluate web service related exceptions
 * @param e Exception thrown by a stub method
 */
public static void checkException(Exception e) {
    if(e instanceof JPlagException) {
        JPlagException je = (JPlagException) e;
        System.out.println("JPlagException: " + je.getDescription()
            + "\n" + je.getRepair());
    }
    else if(e instanceof RemoteException) {
        RemoteException re = (RemoteException) e;
        Throwable cause = re.getCause();
        if(cause != null && cause instanceof ClientTransportException) {
            cause = ((JAXRPCExceptionBase) cause).getLinkedException();
            if(cause != null) {
                System.out.println("Connection exception: "
                    + cause.getMessage());
                return;
            }
        }
        System.out.println("Unexpected RemoteException: "
            + re.getMessage());
        re.printStackTrace();
    }
    else {
        System.out.println("Unexpected Exception: " + e.getMessage());
        e.printStackTrace();
    }
}
 

public boolean CheckConnectException(RemoteException re, Component comp) {
	Throwable cause = re.getCause();
	if (cause != null && cause instanceof com.sun.xml.rpc.client.ClientTransportException) {
		cause = ((com.sun.xml.rpc.util.exception.JAXRPCExceptionBase) cause).getLinkedException();
		if (cause != null) {
			JOptionPane.showMessageDialog(comp, cause.getMessage(), "Connect exception!", JOptionPane.ERROR_MESSAGE);
			return true;
		}
	}
	return false;
}
 

public boolean CheckConnectException(RemoteException re) {
	Throwable cause = re.getCause();
	if (cause != null && cause instanceof com.sun.xml.rpc.client.ClientTransportException) {
		cause = ((com.sun.xml.rpc.util.exception.JAXRPCExceptionBase) cause).getLinkedException();
		if (cause != null) {
			getStatusTextfield().setText(cause.getMessage());
			return true;
		}
	}
	return false;
}
 

public Throwable unwrapFault(RemoteException re) {
    if (re instanceof AxisFault && re.getCause() != null) {
        Throwable t = re.getCause();
        if (operationDesc.getFaultByClass(t.getClass()) != null) {
            return t;
        }
    }
    return re;
}
 

/**
 * Determine whether the given RMI exception indicates a connect failure.
 * <p>Treats RMI's ConnectException, ConnectIOException, UnknownHostException,
 * NoSuchObjectException and StubNotFoundException as connect failure.
 * @param ex the RMI exception to check
 * @return whether the exception should be treated as connect failure
 * @see java.rmi.ConnectException
 * @see java.rmi.ConnectIOException
 * @see java.rmi.UnknownHostException
 * @see java.rmi.NoSuchObjectException
 * @see java.rmi.StubNotFoundException
 */
public static boolean isConnectFailure(RemoteException ex) {
	return (ex instanceof ConnectException || ex instanceof ConnectIOException ||
			ex instanceof UnknownHostException || ex instanceof NoSuchObjectException ||
			ex instanceof StubNotFoundException || ex.getCause() instanceof SocketException ||
			isCorbaConnectFailure(ex.getCause()));
}
 

/**
 * Determine whether the given RMI exception indicates a connect failure.
 * <p>Treats RMI's ConnectException, ConnectIOException, UnknownHostException,
 * NoSuchObjectException and StubNotFoundException as connect failure.
 * @param ex the RMI exception to check
 * @return whether the exception should be treated as connect failure
 * @see java.rmi.ConnectException
 * @see java.rmi.ConnectIOException
 * @see java.rmi.UnknownHostException
 * @see java.rmi.NoSuchObjectException
 * @see java.rmi.StubNotFoundException
 */
public static boolean isConnectFailure(RemoteException ex) {
	return (ex instanceof ConnectException || ex instanceof ConnectIOException ||
			ex instanceof UnknownHostException || ex instanceof NoSuchObjectException ||
			ex instanceof StubNotFoundException || ex.getCause() instanceof SocketException ||
			isCorbaConnectFailure(ex.getCause()));
}
 

/**
 * Determine whether the given RMI exception indicates a connect failure.
 * <p>Treats RMI's ConnectException, ConnectIOException, UnknownHostException,
 * NoSuchObjectException and StubNotFoundException as connect failure.
 * @param ex the RMI exception to check
 * @return whether the exception should be treated as connect failure
 * @see java.rmi.ConnectException
 * @see java.rmi.ConnectIOException
 * @see java.rmi.UnknownHostException
 * @see java.rmi.NoSuchObjectException
 * @see java.rmi.StubNotFoundException
 */
public static boolean isConnectFailure(RemoteException ex) {
	return (ex instanceof ConnectException || ex instanceof ConnectIOException ||
			ex instanceof UnknownHostException || ex instanceof NoSuchObjectException ||
			ex instanceof StubNotFoundException || ex.getCause() instanceof SocketException);
}
 

/**
 * Determine whether the given RMI exception indicates a connect failure.
 * <p>Treats RMI's ConnectException, ConnectIOException, UnknownHostException,
 * NoSuchObjectException and StubNotFoundException as connect failure.
 * @param ex the RMI exception to check
 * @return whether the exception should be treated as connect failure
 * @see java.rmi.ConnectException
 * @see java.rmi.ConnectIOException
 * @see java.rmi.UnknownHostException
 * @see java.rmi.NoSuchObjectException
 * @see java.rmi.StubNotFoundException
 */
public static boolean isConnectFailure(RemoteException ex) {
	return (ex instanceof ConnectException || ex instanceof ConnectIOException ||
			ex instanceof UnknownHostException || ex instanceof NoSuchObjectException ||
			ex instanceof StubNotFoundException || ex.getCause() instanceof SocketException);
}