/*
* Portions Copyright 2000-2009 Sun Microsystems, Inc. All Rights
* Reserved. Use is subject to license terms.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License version
* 2 only, as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License version 2 for more details (a copy is
* included at /legal/license.txt).
*
* You should have received a copy of the GNU General Public License
* version 2 along with this work; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA
*
* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
* Clara, CA 95054 or visit www.sun.com if you need additional
* information or have any questions.
*/
package javax.xml.stream;
/**
* This interface is used to resolve resources during an XML parse. If an application wishes to
* perform custom entity resolution it must register an instance of this interface with
* the XMLInputFactory using the setXMLResolver method.
*
* @version 1.0
* @author Copyright (c) 2003 by BEA Systems. All Rights Reserved.
*/
public interface XMLResolver {
/**
* Retrieves a resource. This resource can be of the following two return types:
* (1) java.io.InputStream (2) javax.xml.stream.XMLStreamReader
* If this method returns null the processor will attempt to resolve the entity using its
* default mechanism.
*
* @param publicID The public identifier of the external entity being referenced, or null if none was supplied.
* @param systemID The system identifier of the external entity being referenced.
* @param baseURI Absolute base URI associated with systemId.
* @param namespace The namespace of the entity to resolve.
* @return The resource requested or null.
* @throws XMLStreamException if there was a failure attempting to resolve the resource.
*/
public Object resolveEntity(
String publicID, String systemID, String baseURI, String namespace)
throws XMLStreamException;
}