Get chars out of a CharBuffer, moves the buffer position to where the chars finished - Java java.nio

Java examples for java.nio:CharBuffer

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Description

Get chars out of a CharBuffer, moves the buffer position to where the chars finished

Demo Code

/*/*from w w  w. j av  a2 s.c  om*/
 * 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.
 */
//package com.java2s;
import java.nio.CharBuffer;

public class Main {
    /**
     * Get chars out of a buffer, moves the buffer position to where the chars finished
     * 
     * @param len
     *            the number of chars to retrieve
     */
    public static final char[] getCharsFromBuffer(CharBuffer buffer, int len) {
        final int start = buffer.position();
        final char[] chars = new char[len];
        System.arraycopy(buffer.array(), start, chars, 0, len);
        buffer.position(start + len);
        return chars;
    }
}

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