/**
* 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.solr.response;
import org.apache.solr.request.SolrQueryRequest;
import org.apache.velocity.runtime.resource.loader.ResourceLoader;
import org.apache.velocity.runtime.resource.Resource;
import org.apache.velocity.exception.ResourceNotFoundException;
import org.apache.commons.collections.ExtendedProperties;
import java.io.ByteArrayInputStream;
import java.io.InputStream;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;
public class SolrParamResourceLoader extends ResourceLoader {
private Map<String,String> templates = new HashMap<String,String>();
public SolrParamResourceLoader(SolrQueryRequest request) {
super();
// TODO: Consider using content streams, but need a template name associated with each stream
// for now, a custom param convention of template.<name>=<template body> is a nice example
// of per-request overrides of templates
org.apache.solr.common.params.SolrParams params = request.getParams();
Iterator<String> names = params.getParameterNamesIterator();
while (names.hasNext()) {
String name = names.next();
if (name.startsWith("v.template.")) {
templates.put(name.substring(11) + ".vm",params.get(name));
}
}
}
public void init(ExtendedProperties extendedProperties) {
}
public InputStream getResourceStream(String s) throws ResourceNotFoundException {
String template = templates.get(s);
return template == null ? null : new ByteArrayInputStream(template.getBytes());
}
public boolean isSourceModified(Resource resource) {
return false;
}
public long getLastModified(Resource resource) {
return 0;
}
}