Java Programming

i am creating a batch file , now i want to place application specific icon on top of that file , so how can i do it through my code

File batchFile = new File(installationDirectory+ "\\"+ "QTL.bat");
fos = new FileOutputStream(batchFile);
DataOutputStream dos=new DataOutputStream(fos);
dos.writeBytes("set JAVA_HOME="+ "\""+ javaHome+ "\"" +"\n");
dos.writeBytes("set QTL_HOME="+ installationDirectory+ "\n");
dos.writeBytes("cd %QTL_HOME%"+ "\n");


Regards