UMAException.java

/*******************************************************************************
 * Copyright (c) 2001, 2017 IBM Corp. and others
 *
 * This program and the accompanying materials are made available under
 * the terms of the Eclipse Public License 2.0 which accompanies this
 * distribution and is available at https://www.eclipse.org/legal/epl-2.0/
 * or the Apache License, Version 2.0 which accompanies this distribution and
 * is available at https://www.apache.org/licenses/LICENSE-2.0.
 *
 * This Source Code may also be made available under the following
 * Secondary Licenses when the conditions for such availability set
 * forth in the Eclipse Public License, v. 2.0 are satisfied: GNU
 * General Public License, version 2 with the GNU Classpath
 * Exception [1] and GNU General Public License, version 2 with the
 * OpenJDK Assembly Exception [2].
 *
 * [1] https://www.gnu.org/software/classpath/license.html
 * [2] http://openjdk.java.net/legal/assembly-exception.html
 *
 * SPDX-License-Identifier: EPL-2.0 OR Apache-2.0 OR GPL-2.0 WITH Classpath-exception-2.0 OR LicenseRef-GPL-2.0 WITH Assembly-exception
 *******************************************************************************/
package com.ibm.uma;

import org.xml.sax.SAXParseException;

public class UMAException extends Exception {

	/**
	 * Identifier for serialized instances.
	 */
	private static final long serialVersionUID = 1L;

	public UMAException() {
		super();
	}

	public UMAException(String message) {
		super(message);
	}

	public UMAException(Throwable cause) {
		super(cause);
	}

	public UMAException(String message, Throwable cause) {
		super(message, cause);
	}

	/**
	 * Override the message to include line and column info.
	 */
	@Override
	public String getMessage() {
		if (getCause() == null)
			return super.getMessage();

		if (getCause() instanceof SAXParseException) {
			SAXParseException sax = (SAXParseException)getCause();
			return  "File [" + sax.getSystemId()+ "] Line [" + sax.getLineNumber() + "]\n" + sax.getMessage(); 
		}
		
		if (getCause() instanceof UMABadPhaseNameException) {
			return getCause().getMessage() + " " + super.getMessage();
		}
		
		return super.getMessage();
	}

}