Here you can find the source of getByteBuffer(String base64)
private static ByteBuffer getByteBuffer(String base64)
//package com.java2s; /*/* w w w . ja v a 2 s. c o m*/ * Copyright 2011-2012 Amazon Technologies, Inc. * * 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://aws.amazon.com/apache2.0 * * This file 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.ByteBuffer; import com.amazonaws.util.BinaryUtils; public class Main { /** * Gets a byte buffer corresponding to the base64 string given. */ private static ByteBuffer getByteBuffer(String base64) { byte[] binary = BinaryUtils.fromBase64(base64); return ByteBuffer.wrap(binary); } }