Java FileInputStream Read readFileToByteArray(File file)

Description

read File To Byte Array

License

Apache License

Declaration

public static byte[] readFileToByteArray(File file) throws IOException 

Method Source Code

//package com.java2s;
/**/*from   ww w  .  j  a v  a2  s .  c om*/
 * Copyright 2008 The University of North Carolina at Chapel Hill
 *
 * 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.io.File;
import java.io.FileInputStream;

import java.io.IOException;
import java.io.InputStream;

public class Main {
    public static byte[] readFileToByteArray(File file) throws IOException {
        byte[] buffer = new byte[(int) file.length()];
        InputStream ios = null;
        try {
            ios = new FileInputStream(file);
            if (ios.read(buffer) == -1) {
                throw new IOException("EOF reached while trying to read the whole file");
            }
            return buffer;
        } finally {
            if (ios != null)
                ios.close();
        }
    }
}

Related

1. readFileFully(File file)
2. readFileInByteArray(String aFileName)
3. readFileRaw(File file)
4. readFileToBinary(File lessCSS)
5. readFileToByteArray(File file)
6. readFileToByteArray(File file)
7. readFileToByteArray(String file)
8. readFileToByteArray(String filename)
9. readFileToBytes(File f)