Here you can find the source of asChars(CharBuffer buffer)
public static final char[] asChars(CharBuffer buffer)
//package com.java2s; /*/*from w w w .j a va 2 s . c o m*/ * Copyright (c) 2013 Ramon Servadei * * 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. */ import java.nio.CharBuffer; public class Main { /** * @return a new char[] that holds the data in the buffer from 0-limit in the buffer */ public static final char[] asChars(CharBuffer buffer) { final char[] data = new char[buffer.limit()]; System.arraycopy(buffer.array(), 0, data, 0, buffer.limit()); return data; } }