/*
 * Copyright (c) 1997, 2011, 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
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package com.sun.tools.internal.xjc.util;

import com.sun.tools.internal.xjc.ErrorReceiver;
import com.sun.tools.internal.xjc.api.ErrorListener;

import org.xml.sax.SAXParseException;

/**
 * Filter implementation of the ErrorReceiver.
 *
 * If an error is encountered, this filter sets a flag.
 *
 * @author
 *     Kohsuke Kawaguchi (kohsuke.kawaguchi@sun.com)
 */
public class ErrorReceiverFilter extends ErrorReceiver {

    public ErrorReceiverFilter() {}

    public ErrorReceiverFilter( ErrorListener h ) {
        setErrorReceiver(h);
    }

    private ErrorListener core;
    public void setErrorReceiver( ErrorListener handler ) {
        core = handler;
    }

    private boolean hadError = false;
    public final boolean hadError() { return hadError; }

    public void info(SAXParseException exception) {
        if(core!=null)  core.info(exception);
    }

    public void warning(SAXParseException exception) {
        if(core!=null)  core.warning(exception);
    }

    public void error(SAXParseException exception) {
        hadError = true;
        if(core!=null)  core.error(exception);
    }

    public void fatalError(SAXParseException exception) {
        hadError = true;
        if(core!=null)  core.fatalError(exception);
    }

}