Base64 Decode File 

Ostermiller Java Utilities contain various components such as CSV parsing, Base64 Encoding, MD5 digest, String and Exec Helper classes. This requires the library ostermillerutils-1.08.01.jar to be in classpath. The following example shows decoding a file encoded in Base64 format.

File Name  :   /OSTERMILLER_UTILS/abcd.encoded.txt

File Name  :   com/bethecoder/tutorials/ostermillerutils/Base64DecodeFileTest.java  Author  :   Sudhakar KV Email  :   [email protected]

package com.bethecoder.tutorials.ostermillerutils; import java.io.File; import java.io.IOException; import com.Ostermiller.util.Base64; public class Base64DecodeFileTest {   /**    * @param args    * @throws IOException     */   public static void main(String[] args) throws IOException {     File fIn = new File("abcd.encoded.txt");     File fOut = new File("abcd.decoded.txt");     Base64.decode(fIn, fOut);   } }

File Name  :   /OSTERMILLER_UTILS/abcd.decoded.txt