com.sun.tools.xjc.util.ForkEntityResolver Maven / Gradle / Ivy
/*
* Copyright (c) 1997, 2021 Oracle and/or its affiliates. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Distribution License v. 1.0, which is available at
* http://www.eclipse.org/org/documents/edl-v10.php.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
package com.sun.tools.xjc.util;
import java.io.IOException;
import org.xml.sax.EntityResolver;
import org.xml.sax.InputSource;
import org.xml.sax.SAXException;
/**
* {@link EntityResolver} that delegates to two {@link EntityResolver}s.
*
* @author Kohsuke Kawaguchi
*/
public class ForkEntityResolver implements EntityResolver {
private final EntityResolver lhs;
private final EntityResolver rhs;
public ForkEntityResolver(EntityResolver lhs, EntityResolver rhs) {
this.lhs = lhs;
this.rhs = rhs;
}
@Override
public InputSource resolveEntity(String publicId, String systemId) throws SAXException, IOException {
String sId = systemId == null ? "" : systemId;
InputSource is = lhs.resolveEntity(publicId, sId);
if(is!=null)
return is;
return rhs.resolveEntity(publicId, sId);
}
}