Here you can find the source of sizeOfBytes(ByteBuffer bytes)
public static int sizeOfBytes(ByteBuffer bytes)
//package com.java2s; /*//from w w w .j a va2s. c o m * Copyright (C) 2012-2015 DataStax 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://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.ByteBuffer; public class Main { public static int sizeOfBytes(byte[] bytes) { return 2 + bytes.length; } public static int sizeOfBytes(ByteBuffer bytes) { return 2 + bytes.remaining(); } }