Here you can find the source of putAll(Map
| Parameter | Description |
|---|---|
| map | a map. |
| keysAndValues | a sequence of key and value pairs to be placed into a given Map. |
| K | the type of the Map's key. |
| V | the type of the Map's value. |
@SuppressWarnings("unchecked") public static <K, V> Map<K, V> putAll(Map<K, V> map, Object... keysAndValues)
//package com.java2s; /*/*from w ww. j a v a 2 s . c o m*/ * Copyright (c) 2013, SRI International * All rights reserved. * Licensed under the The BSD 3-Clause License; * you may not use this file except in compliance with the License. * You may obtain a copy of the License at: * * http://opensource.org/licenses/BSD-3-Clause * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * Neither the name of the aic-util nor the names of its * contributors may be used to endorse or promote products derived from * this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED * OF THE POSSIBILITY OF SUCH DAMAGE. */ import java.util.Map; public class Main { /** * @param map * a map. * @param keysAndValues * a sequence of key and value pairs to be placed into a given Map. * * @return the received arguments (interpreted as a sequence of key and * value pairs) in a given map. * @param <K> * the type of the Map's key. * @param <V> * the type of the Map's value. */ @SuppressWarnings("unchecked") public static <K, V> Map<K, V> putAll(Map<K, V> map, Object... keysAndValues) { int i = 0; while (i != keysAndValues.length) { map.put((K) keysAndValues[i], (V) keysAndValues[i + 1]); i += 2; } return map; } }