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1   /*
2    * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved.
3    * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4    *
5    * This code is free software; you can redistribute it and/or modify it
6    * under the terms of the GNU General Public License version 2 only, as
7    * published by the Free Software Foundation.  Oracle designates this
8    * particular file as subject to the "Classpath" exception as provided
9    * by Oracle in the LICENSE file that accompanied this code.
10   *
11   * This code is distributed in the hope that it will be useful, but WITHOUT
12   * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13   * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14   * version 2 for more details (a copy is included in the LICENSE file that
15   * accompanied this code).
16   *
17   * You should have received a copy of the GNU General Public License version
18   * 2 along with this work; if not, write to the Free Software Foundation,
19   * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20   *
21   * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22   * or visit www.oracle.com if you need additional information or have any
23   * questions.
24   */
25  
26  package com.sun.tools.internal.xjc.util;
27  
28  import com.sun.tools.internal.xjc.ErrorReceiver;
29  import com.sun.tools.internal.xjc.api.ErrorListener;
30  
31  import org.xml.sax.SAXParseException;
32  
33  /**
34   * Filter implementation of the ErrorReceiver.
35   *
36   * If an error is encountered, this filter sets a flag.
37   *
38   * @author
39   *     Kohsuke Kawaguchi (kohsuke.kawaguchi@sun.com)
40   */
41  public class ErrorReceiverFilter extends ErrorReceiver {
42  
43      public ErrorReceiverFilter() {}
44  
45      public ErrorReceiverFilter( ErrorListener h ) {
46          setErrorReceiver(h);
47      }
48  
49      private ErrorListener core;
50      public void setErrorReceiver( ErrorListener handler ) {
51          core = handler;
52      }
53  
54      private boolean hadError = false;
55      public final boolean hadError() { return hadError; }
56  
57      public void info(SAXParseException exception) {
58          if(core!=null)  core.info(exception);
59      }
60  
61      public void warning(SAXParseException exception) {
62          if(core!=null)  core.warning(exception);
63      }
64  
65      public void error(SAXParseException exception) {
66          hadError = true;
67          if(core!=null)  core.error(exception);
68      }
69  
70      public void fatalError(SAXParseException exception) {
71          hadError = true;
72          if(core!=null)  core.fatalError(exception);
73      }
74  
75  }