01: /*
02: * Portions Copyright 2006 Sun Microsystems, Inc. All Rights Reserved.
03: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
04: *
05: * This code is free software; you can redistribute it and/or modify it
06: * under the terms of the GNU General Public License version 2 only, as
07: * published by the Free Software Foundation. Sun designates this
08: * particular file as subject to the "Classpath" exception as provided
09: * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
22: * CA 95054 USA or visit www.sun.com if you need additional information or
23: * have any questions.
24: */
25:
26: package com.sun.tools.internal.ws.util;
27:
28: import java.io.IOException;
29:
30: import org.xml.sax.EntityResolver;
31: import org.xml.sax.InputSource;
32: import org.xml.sax.SAXException;
33:
34: /**
35: * {@link EntityResolver} that delegates to two {@link EntityResolver}s.
36: *
37: * @author WS Development Team
38: */
39: public class ForkEntityResolver implements EntityResolver {
40: private final EntityResolver lhs;
41: private final EntityResolver rhs;
42:
43: public ForkEntityResolver(EntityResolver lhs, EntityResolver rhs) {
44: this .lhs = lhs;
45: this .rhs = rhs;
46: }
47:
48: public InputSource resolveEntity(String publicId, String systemId)
49: throws SAXException, IOException {
50: InputSource is = lhs.resolveEntity(publicId, systemId);
51: if (is != null)
52: return is;
53: return rhs.resolveEntity(systemId, systemId);
54: }
55: }
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