/* * Licensed to Crate under one or more contributor license agreements. * See the NOTICE file distributed with this work for additional * information regarding copyright ownership. Crate 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. * * However, if you have executed another commercial license agreement * with Crate these terms will supersede the license and you may use the * software solely pursuant to the terms of the relevant commercial * agreement. */ package io.crate.operation.tablefunctions; import io.crate.metadata.tablefunctions.TableFunctionImplementation; import org.elasticsearch.common.inject.AbstractModule; import org.elasticsearch.common.inject.multibindings.MapBinder; import java.util.HashMap; import java.util.Map; public class TableFunctionModule extends AbstractModule { private Map<String, TableFunctionImplementation> functions = new HashMap<>(); @Override protected void configure() { Unnest.register(this); MapBinder<String,TableFunctionImplementation> functionBinder = MapBinder.newMapBinder(binder(), String.class, TableFunctionImplementation.class); for (Map.Entry<String, TableFunctionImplementation> entry : functions.entrySet()) { functionBinder.addBinding(entry.getKey()).toInstance(entry.getValue()); } functions.clear(); functions = null; } public void register(String name, TableFunctionImplementation tableFunctionImplementation) { functions.put(name, tableFunctionImplementation); } }