Here you can find the source of map(Object... objs)
public static Map<String, Object> map(Object... objs)
//package com.java2s; /**// w ww .jav a 2s . c o m * Copyright (c) 2015 The original author or authors * <p> * 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 * <p> * http://www.apache.org/licenses/LICENSE-2.0 * <p> * 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. */ import java.util.*; public class Main { public static Map<String, Object> map(Object... objs) { if (objs.length % 2 != 0) { throw new IllegalArgumentException("Input map should contain even count of arguments."); } Map<String, Object> map = new LinkedHashMap<>(); for (int i = 0; i < objs.length; i += 2) { map.put((String) objs[i], objs[i + 1]); } return map; } }