org.elasticsearch.script.StringSortScript Maven / Gradle / Ivy
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/*
* Licensed to Elasticsearch under one or more contributor
* license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright
* ownership. Elasticsearch 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.elasticsearch.script;
import java.io.IOException;
import java.util.Map;
import org.apache.lucene.index.LeafReaderContext;
import org.elasticsearch.search.lookup.SearchLookup;
public abstract class StringSortScript extends AbstractSortScript {
public static final String[] PARAMETERS = {};
public static final ScriptContext CONTEXT = new ScriptContext<>("string_sort", Factory.class);
public StringSortScript(Map params, SearchLookup lookup, LeafReaderContext leafContext) {
super(params, lookup, leafContext);
}
public abstract String execute();
/**
* A factory to construct {@link StringSortScript} instances.
*/
public interface LeafFactory {
StringSortScript newInstance(LeafReaderContext ctx) throws IOException;
}
/**
* A factory to construct stateful {@link StringSortScript} factories for a specific index.
*/
public interface Factory extends ScriptFactory {
LeafFactory newFactory(Map params, SearchLookup lookup);
}
}