Java File to Byte Array getBytes(File contentFile)

Description

get Bytes

License

Apache License

Parameter

Parameter	Description
contentFile	a parameter

Exception

Parameter	Description
IOException	an exception

Declaration

public static byte[] getBytes(File contentFile) throws IOException 

Method Source Code

//package com.java2s;
/*/*from  ww w  .  j a  va2 s.  com*/
 * Copyright (c)2005-2008 Mark Logic Corporation
 *
 * 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.
 *
 * The use of the Apache License does not indicate that this project is
 * affiliated with the Apache Software Foundation.
 */

import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileInputStream;

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

public class Main {
    private static final int BUFFER_SIZE = 32 * 1024;

    /**
     * @param contentFile
     * @return
     * @throws IOException
     */
    public static byte[] getBytes(File contentFile) throws IOException {
        InputStream is = null;
        try {
            is = new FileInputStream(contentFile);
            ByteArrayOutputStream os = new ByteArrayOutputStream();
            byte[] buf = new byte[BUFFER_SIZE];
            int read;

            while ((read = is.read(buf)) > 0) {
                os.write(buf, 0, read);
            }
            return os.toByteArray();
        } finally {
            if (is != null)
                is.close();
        }
    }
}

Related

1. fileToBytes(File path)
2. fileToBytes(File source)
3. fileToBytes(final File f)
4. getBytes(File aFile)
5. getBytes(File archiveFile)
6. getBytes(File f)
7. getBytes(File f)
8. getBytes(File f)
9. getBytes(File file)