ohair@286: /*
alanb@368:  * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
ohair@286:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
ohair@286:  *
ohair@286:  * This code is free software; you can redistribute it and/or modify it
ohair@286:  * under the terms of the GNU General Public License version 2 only, as
ohair@286:  * published by the Free Software Foundation.  Oracle designates this
ohair@286:  * particular file as subject to the "Classpath" exception as provided
ohair@286:  * by Oracle in the LICENSE file that accompanied this code.
ohair@286:  *
ohair@286:  * This code is distributed in the hope that it will be useful, but WITHOUT
ohair@286:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
ohair@286:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
ohair@286:  * version 2 for more details (a copy is included in the LICENSE file that
ohair@286:  * accompanied this code).
ohair@286:  *
ohair@286:  * You should have received a copy of the GNU General Public License version
ohair@286:  * 2 along with this work; if not, write to the Free Software Foundation,
ohair@286:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
ohair@286:  *
ohair@286:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
ohair@286:  * or visit www.oracle.com if you need additional information or have any
ohair@286:  * questions.
ohair@286:  */
ohair@286: 
ohair@286: package com.sun.tools.internal.ws.util;
ohair@286: 
ohair@286: import org.xml.sax.EntityResolver;
ohair@286: import org.xml.sax.InputSource;
ohair@286: import org.xml.sax.SAXException;
ohair@286: 
ohair@286: import java.io.IOException;
ohair@286: 
ohair@286: /**
ohair@286:  * {@link EntityResolver} that delegates to two {@link EntityResolver}s.
ohair@286:  *
ohair@286:  * @author WS Development Team
ohair@286:  */
ohair@286: public class ForkEntityResolver implements EntityResolver {
ohair@286:     private final EntityResolver lhs;
ohair@286:     private final EntityResolver rhs;
ohair@286: 
ohair@286:     public ForkEntityResolver(EntityResolver lhs, EntityResolver rhs) {
ohair@286:         this.lhs = lhs;
ohair@286:         this.rhs = rhs;
ohair@286:     }
ohair@286: 
ohair@286:     public InputSource resolveEntity(String publicId, String systemId) throws SAXException, IOException {
ohair@286:         InputSource is = lhs.resolveEntity(publicId, systemId);
ohair@286:         if(is!=null)
ohair@286:             return is;
alanb@368: 
alanb@368:         if(publicId == null) {
alanb@368:           // WorkAround: Ant's XMLCatalog supports public IDs only, this allows us to treat it as system IDs
alanb@368:           publicId = systemId;
alanb@368:         }
alanb@368: 
ohair@286:         return rhs.resolveEntity(publicId, systemId);
ohair@286:     }
ohair@286: }