add_content_funct

/**
*add content of one file to another
*
*/
public static void fileCopy (String writeTo, String writeFrom) throws IOException {
        FileInputStream fileInputStream = new FileInputStream(writeFrom);
        FileOutputStream fileOutputStream = new FileOutputStream(writeTo,true);
        byte[]buffer = new byte[(int)new File(writeFrom).length()];
        while (fileInputStream.available()>0) {
            int count = fileInputStream.read(buffer);
            fileOutputStream.write(buffer,0,count);
        }
        fileInputStream.close();
        fileOutputStream.close();
    }