/*
 * 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 org.elasticsearch.common.Nullable;
import org.elasticsearch.search.lookup.SearchLookup;

import java.io.Closeable;
import java.util.Map;

/**
 *
 */
public interface ScriptEngineService extends Closeable {

    String[] types();

    String[] extensions();

    boolean sandboxed();

    Object compile(String script);

    ExecutableScript executable(Object compiledScript, @Nullable Map<String, Object> vars);

    SearchScript search(Object compiledScript, SearchLookup lookup, @Nullable Map<String, Object> vars);

    Object execute(Object compiledScript, Map<String, Object> vars);

    Object unwrap(Object value);

    /**
     * Handler method called when a script is removed from the Guava cache.
     *
     * The passed script may be null if it has already been garbage collected.
     * */
    void scriptRemoved(@Nullable CompiledScript script);
}
