public static byte[] decodeFromFile(String filename)
			throws java.io.IOException {

		byte[] decodedData = null;
		Base64.InputStream bis = null;
		try {
			// Set up some useful variables
			java.io.File file = new java.io.File(filename);
			byte[] buffer = null;
			int length = 0;
			int numBytes = 0;

			// Check for size of file
			if (file.length() > Integer.MAX_VALUE) {
				throw new java.io.IOException(
						"File is too big for this convenience method ("
								+ file.length() + " bytes).");
			} // end if: file too big for int index
			buffer = new byte[(int) file.length()];

			// Open a stream
			bis = new Base64.InputStream(new java.io.BufferedInputStream(
					new java.io.FileInputStream(file)), Base64.DECODE);

			// Read until done
			while ((numBytes = bis.read(buffer, length, 4096)) >= 0) {
				length += numBytes;
			} // end while

			// Save in a variable to return
			decodedData = new byte[length];
			System.arraycopy(buffer, 0, decodedData, 0, length);

		} // end try
		catch (java.io.IOException e) {
			throw e; // Catch and release to execute finally{}
		} // end catch: java.io.IOException
		finally {
			try {
				bis.close();
			} catch (Exception e) {
			}
		} // end finally

		return decodedData;
	} // end decodeFromFile