Here you can find the source of readFileFully(File f)
static public byte[] readFileFully(File f) throws Exception
//package com.java2s; /*// w w w . j a v a 2 s. c o m * #%L * mfz-binlog * %% * Copyright (C) 2012 mfizz * %% * 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. * #L% */ import java.io.File; import java.io.RandomAccessFile; public class Main { static public byte[] readFileFully(File f) throws Exception { RandomAccessFile rafile = new RandomAccessFile(f, "r"); int size = (int) rafile.length(); byte[] data = new byte[size]; rafile.readFully(data); return data; } }