Java example source code file (FactoryConfigurationError.java)

This example Java source code file (FactoryConfigurationError.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

exception, factoryconfigurationerror, override, string, throwable

The FactoryConfigurationError.java Java example source code

/*
 * Copyright (c) 2000, 2005, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

package javax.xml.parsers;

/**
 * Thrown when a problem with configuration with the Parser Factories
 * exists. This error will typically be thrown when the class of a
 * parser factory specified in the system properties cannot be found
 * or instantiated.
 *
 * @author <a href="mailto:Jeff.Suttor@Sun.com">Jeff Suttor
 * @version $Revision: 1.7 $, $Date: 2010-11-01 04:36:09 $
 */

public class FactoryConfigurationError extends Error {
    private static final long serialVersionUID = -827108682472263355L;

    /**
     *<code>Exception that represents the error.
     */
    private Exception exception;

    /**
     * Create a new <code>FactoryConfigurationError with no
     * detail mesage.
     */

    public FactoryConfigurationError() {
        super();
        this.exception = null;
    }

    /**
     * Create a new <code>FactoryConfigurationError with
     * the <code>String  specified as an error message.
     *
     * @param msg The error message for the exception.
     */

    public FactoryConfigurationError(String msg) {
        super(msg);
        this.exception = null;
    }


    /**
     * Create a new <code>FactoryConfigurationError with a
     * given <code>Exception base cause of the error.
     *
     * @param e The exception to be encapsulated in a
     * FactoryConfigurationError.
     */

    public FactoryConfigurationError(Exception e) {
        super(e.toString());
        this.exception = e;
    }

    /**
     * Create a new <code>FactoryConfigurationError with the
     * given <code>Exception base cause and detail message.
     *
     * @param e The exception to be encapsulated in a
     * FactoryConfigurationError
     * @param msg The detail message.
     */

    public FactoryConfigurationError(Exception e, String msg) {
        super(msg);
        this.exception = e;
    }


    /**
     * Return the message (if any) for this error . If there is no
     * message for the exception and there is an encapsulated
     * exception then the message of that exception, if it exists will be
     * returned. Else the name of the encapsulated exception will be
     * returned.
     *
     * @return The error message.
     */

    public String getMessage () {
        String message = super.getMessage ();

        if (message == null && exception != null) {
            return exception.getMessage();
        }

        return message;
    }

    /**
     * Return the actual exception (if any) that caused this exception to
     * be raised.
     *
     * @return The encapsulated exception, or null if there is none.
     */

    public Exception getException () {
        return exception;
    }

    /**
     * use the exception chaining mechanism of JDK1.4
    */
    @Override
    public Throwable getCause() {
        return exception;
    }
}