Java ByteArrayOutputStream Write loadBinFile(java.io.File f)

Description

Loads a binary file 'f' and returns its content as a byte array.

License

Open Source License

Declaration

public static byte[] loadBinFile(java.io.File f) 

Method Source Code

//package com.java2s;
/*******************************************************************************
 * Copyright (C) 2006-2013 AITIA International, Inc.
 * //ww  w . j ava  2s .co  m
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 ******************************************************************************/

public class Main {
    /** Loads a binary file 'f' and returns its content as a byte array. */
    public static byte[] loadBinFile(java.io.File f) {
        byte[] ans = null;
        try {
            java.io.ByteArrayOutputStream bo = new java.io.ByteArrayOutputStream();
            copyStream(new java.io.FileInputStream(f), bo).close();
            ans = bo.toByteArray();
        } catch (java.io.IOException e) {
        }
        return ans;
    }

    /** Copies all data from 'in' stream to 'out' stream.
     * @return out
     */
    public static java.io.OutputStream copyStream(java.io.InputStream in, java.io.OutputStream out)
            throws java.io.IOException {
        // Nem kell Buffered...Stream mert itt van ez a buffer:
        byte buffer[] = new byte[8192];
        int length;
        try {
            while ((length = in.read(buffer)) != -1)
                out.write(buffer, 0, length);
        } finally {
            in.close();
        }
        return out;
    }
}

Related

1. load(InputStream is, boolean close)
2. load(String fileName)
3. loadAFileToString(File f)
4. loadAsciiTxt()
5. loadAsText(Class cls, String name)
6. loadFully(final InputStream aStream)
7. loadIfileAsBytes(final IFile ifile)
8. loadIntoMemory(InputStream is)
9. loadProbe(InputStream in, int buffSize)