Java tutorial
/* * This file is a component of thundr, a software library from 3wks. * Read more: http://www.3wks.com.au/thundr * Copyright (C) 2013 3wks, <thundr@3wks.com.au> * * Licensed 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 com.threewks.thundr.elasticsearch.action; import java.util.HashMap; import java.util.List; import java.util.Map; import org.apache.commons.lang3.StringUtils; @SuppressWarnings("unchecked") public abstract class BaseBuilder<T, B> { protected String index; protected String type; protected String id; protected Map<String, Object> parameters = new HashMap<String, Object>(); public B index(String index) { this.index = index; return (B) this; } public B type(String type) { this.type = type; return (B) this; } public B id(String id) { this.id = id; return (B) this; } public B parameter(String name, Object value) { parameters.put(name, value); return (B) this; } public B parameters(Map<String, Object> parameters) { this.parameters.putAll(parameters); return (B) this; } public B routing(List<String> routes) { this.parameters.put("routing", StringUtils.join(routes, ",")); return (B) this; } public abstract T build(); }