Java Byte Array from getBytesFromImage(File file)

Description

Gets the Bytes from an Image using an FileInputStream

License

Open Source License

Parameter

Parameter	Description
file	, input File

Return

byte[]

Declaration

public static byte[] getBytesFromImage(File file) 

Method Source Code

//package com.java2s;
/**// w  ww.j  av a2  s . c om
 * $RCSfile: ,v $
 * $Revision: $
 * $Date: $
 * 
 * Copyright (C) 2004-2011 Jive Software. All rights reserved.
 *
 * 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;

public class Main {
    /**
     * Gets the Bytes from an Image using an FileInputStream
     * 
     * @param file
     *            , input {@link File}
     * @return byte[]
     */
    public static byte[] getBytesFromImage(File file) {
        FileInputStream fileInputStream = null;
        try {
            fileInputStream = new FileInputStream(file);
            byte[] data = new byte[(int) file.length()];
            fileInputStream.read(data);
            fileInputStream.close();
            return data;
        } catch (IOException e) {
            if (fileInputStream != null) {
                try {
                    fileInputStream.close();
                } catch (IOException e1) {
                }
            }
            return null;
        }

    }
}

Related

1. getBytesASCII(String s)
2. getBytesAsTempFile(byte[] bytes)
3. getBytesClassic(final int count, final InputStream is)
4. getBytesFromArrayList(final ArrayList fileList)
5. getBytesFromHexaText(String text)
6. getBytesFromInt(int value)
7. getBytesFromList(List