/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.jackrabbit.core.query.lucene;
import org.xml.sax.EntityResolver;
import org.xml.sax.InputSource;
import org.xml.sax.SAXException;
import java.io.IOException;
import java.io.InputStream;
import java.util.Map;
import java.util.HashMap;
import java.util.Collections;
/**
* <code>IndexingConfigurationEntityResolver</code> implements an entity
* resolver for the indexing configuration DTD.
*/
public class IndexingConfigurationEntityResolver implements EntityResolver {
/**
* Maps system ids to DTD resource names.
*/
private static final Map<String, String> SYSTEM_IDS;
static {
Map<String, String> systemIds = new HashMap<String, String>();
systemIds.put(
"http://jackrabbit.apache.org/dtd/indexing-configuration-1.0.dtd",
"indexing-configuration-1.0.dtd");
systemIds.put(
"http://jackrabbit.apache.org/dtd/indexing-configuration-1.1.dtd",
"indexing-configuration-1.1.dtd");
systemIds.put(
"http://jackrabbit.apache.org/dtd/indexing-configuration-1.2.dtd",
"indexing-configuration-1.2.dtd");
SYSTEM_IDS = Collections.unmodifiableMap(systemIds);
}
/**
* {@inheritDoc}
*/
public InputSource resolveEntity(String publicId, String systemId)
throws SAXException, IOException {
String resourceName = SYSTEM_IDS.get(systemId);
if (resourceName != null) {
InputStream in = getClass().getResourceAsStream(resourceName);
if (in != null) {
return new InputSource(in);
}
}
return null;
}
}