01: /**
02: * EasyBeans
03: * Copyright (C) 2007 Bull S.A.S.
04: * Contact: easybeans@ow2.org
05: *
06: * This library is free software; you can redistribute it and/or
07: * modify it under the terms of the GNU Lesser General Public
08: * License as published by the Free Software Foundation; either
09: * version 2.1 of the License, or any later version.
10: *
11: * This library is distributed in the hope that it will be useful,
12: * but WITHOUT ANY WARRANTY; without even the implied warranty of
13: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14: * Lesser General Public License for more details.
15: *
16: * You should have received a copy of the GNU Lesser General Public
17: * License along with this library; if not, write to the Free Software
18: * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
19: * USA
20: *
21: * --------------------------------------------------------------------------
22: * $Id: EmptyEntityResolver.java 1970 2007-10-16 11:49:25Z benoitf $
23: * --------------------------------------------------------------------------
24: */package org.ow2.easybeans.util.xml;
25:
26: import java.io.IOException;
27: import java.io.StringReader;
28:
29: import org.xml.sax.EntityResolver;
30: import org.xml.sax.InputSource;
31: import org.xml.sax.SAXException;
32:
33: /**
34: * This class is used when no validating is required. This avoids timeout when schema are looking up on internet.<br/>
35: * It returns an empty content for every schema/DTD.
36: * @author Florent Benoit
37: *
38: */
39: public class EmptyEntityResolver implements EntityResolver {
40:
41: /**
42: * The Parser will call this method before opening any external entity
43: * except the top-level document entity.
44: * @param publicId The public identifier of the external entity being
45: * referenced, or null if none was supplied.
46: * @param systemId The system identifier of the external entity being
47: * referenced.
48: * @return An InputSource object describing the new input source, or null to
49: * request that the parser open a regular URI connection to the
50: * system identifier.
51: * @throws SAXException Any SAX exception, possibly wrapping another
52: * exception.
53: * @throws IOException A Java-specific IO exception, possibly the result of
54: * creating a new InputStream or Reader for the InputSource.
55: */
56: public InputSource resolveEntity(final String publicId,
57: final String systemId) throws SAXException, IOException {
58: return new InputSource(new StringReader(""));
59: }
60:
61: }
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