/*

 * reserved comment block

 * DO NOT REMOVE OR ALTER!

 */

/*

 * Licensed to the Apache Software Foundation (ASF) under one or more

 * contributor license agreements.  See the NOTICE file distributed with

 * this work for additional information regarding copyright ownership.

 * The ASF licenses this file to You under the Apache License, Version 2.0

 * (the "License"); you may not use this file except in compliance with

 * the License.  You may obtain a copy of the License at

 *

 *      http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

package com.sun.org.apache.xerces.internal.util;

import java.io.PrintWriter;

import com.sun.org.apache.xerces.internal.xni.XNIException;

import com.sun.org.apache.xerces.internal.xni.parser.XMLErrorHandler;

import com.sun.org.apache.xerces.internal.xni.parser.XMLParseException;

/**

 * Default error handler.

 *

 * @author Andy Clark, IBM

 *

 */

public class DefaultErrorHandler

    implements XMLErrorHandler {

    //

    // Data

    //

    /** Print writer. */

    protected PrintWriter fOut;

    //

    // Constructors

    //

    /**

     * Constructs an error handler that prints error messages to

     * <code>System.err</code>.

     */

    public DefaultErrorHandler() {

        this(new PrintWriter(System.err));

    } // <init>()

    /**

     * Constructs an error handler that prints error messages to the

     * specified <code>PrintWriter</code.

     */

    public DefaultErrorHandler(PrintWriter out) {

        fOut = out;

    } // <init>(PrintWriter)

    //

    // ErrorHandler methods

    //

    /** Warning. */

    public void warning(String domain, String key, XMLParseException ex)

        throws XNIException {

        printError("Warning", ex);

    } // warning(XMLParseException)

    /** Error. */

    public void error(String domain, String key, XMLParseException ex)

        throws XNIException {

        printError("Error", ex);

    } // error(XMLParseException)

    /** Fatal error. */

    public void fatalError(String domain, String key, XMLParseException ex)

        throws XNIException {

        printError("Fatal Error", ex);

        throw ex;

    } // fatalError(XMLParseException)

    //

    // Private methods

    //

    /** Prints the error message. */

    private void printError(String type, XMLParseException ex) {

        fOut.print("[");

        fOut.print(type);

        fOut.print("] ");

        String systemId = ex.getExpandedSystemId();

        if (systemId != null) {

            int index = systemId.lastIndexOf('/');

            if (index != -1)

                systemId = systemId.substring(index + 1);

            fOut.print(systemId);

        }

        fOut.print(':');

        fOut.print(ex.getLineNumber());

        fOut.print(':');

        fOut.print(ex.getColumnNumber());

        fOut.print(": ");

        fOut.print(ex.getMessage());

        fOut.println();

        fOut.flush();

    } // printError(String,SAXParseException)

} // class DefaultErrorHandler