1/*
2 * reserved comment block
3 * DO NOT REMOVE OR ALTER!
4 */
5/*
6 * Licensed to the Apache Software Foundation (ASF) under one or more
7 * contributor license agreements.  See the NOTICE file distributed with
8 * this work for additional information regarding copyright ownership.
9 * The ASF licenses this file to You under the Apache License, Version 2.0
10 * (the "License"); you may not use this file except in compliance with
11 * the License.  You may obtain a copy of the License at
12 *
13 *      http://www.apache.org/licenses/LICENSE-2.0
14 *
15 * Unless required by applicable law or agreed to in writing, software
16 * distributed under the License is distributed on an "AS IS" BASIS,
17 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
18 * See the License for the specific language governing permissions and
19 * limitations under the License.
20 */
21
22package com.sun.org.apache.xerces.internal.jaxp.validation;
23
24import com.sun.org.apache.xerces.internal.xni.parser.XMLErrorHandler;
25import com.sun.org.apache.xerces.internal.xni.parser.XMLParseException;
26import org.xml.sax.ErrorHandler;
27import org.xml.sax.SAXException;
28
29/**
30 * Receives errors through Xerces {@link XMLErrorHandler}
31 * and pass them down to SAX {@link ErrorHandler}.
32 *
33 * @author
34 *     Kohsuke Kawaguchi (kohsuke.kawaguchi@sun.com)
35 */
36public abstract class ErrorHandlerAdaptor implements XMLErrorHandler
37{
38    /** set to true if there was any error. */
39    private boolean hadError = false;
40
41    /**
42     * returns if there was an error since the last invocation of
43     * the resetError method.
44     */
45    public boolean hadError() { return hadError; }
46    /** resets the error flag. */
47    public void reset() { hadError = false; }
48
49    /**
50     * Implemented by the derived class to return the actual
51     * {@link ErrorHandler} to which errors are sent.
52     *
53     * @return always return non-null valid object.
54     */
55    protected abstract ErrorHandler getErrorHandler();
56
57    public void fatalError( String domain, String key, XMLParseException e ) {
58        try {
59            hadError = true;
60            getErrorHandler().fatalError( Util.toSAXParseException(e) );
61        } catch( SAXException se ) {
62            throw new WrappedSAXException(se);
63        }
64    }
65
66    public void error( String domain, String key, XMLParseException e ) {
67        try {
68            hadError = true;
69            getErrorHandler().error( Util.toSAXParseException(e) );
70        } catch( SAXException se ) {
71            throw new WrappedSAXException(se);
72        }
73    }
74
75    public void warning( String domain, String key, XMLParseException e ) {
76        try {
77            getErrorHandler().warning( Util.toSAXParseException(e) );
78        } catch( SAXException se ) {
79            throw new WrappedSAXException(se);
80        }
81    }
82
83}
84