int2byte[]

//inttobyte[]

public static byte[] intToByteArray1(int i) {   

 byte[] result = new byte[4];   

 result[0] = (byte)((i >> 24) & 0xFF);

 result[1] = (byte)((i >> 16) & 0xFF);

 result[2] = (byte)((i >> 8) & 0xFF); 

 result[3] = (byte)(i & 0xFF);

 return result;

}

//or 

public static byte[] intToByteArray2(int i) throws Exception {

ByteArrayOutputStream buf = new ByteArrayOutputStream();   

DataOutputStream out = new DataOutputStream(buf);   

out.writeInt(i);   

byte[] b = buf.toByteArray();

out.close();

buf.close();

   return b;

}

//*****************************************************************************

//inttobyte[]
public static byte[] intToByteArray1(int i) {   
        byte[] result = new byte[4];   
        result[0] = (byte)((i >> 24) & 0xFF);
        result[1] = (byte)((i >> 16) & 0xFF);
        result[2] = (byte)((i >> 8) & 0xFF); 
        result[3] = (byte)(i & 0xFF);
        return result;
    }
//or     
    public static byte[] intToByteArray2(int i) throws Exception {
        ByteArrayOutputStream buf = new ByteArrayOutputStream();   
        DataOutputStream out = new DataOutputStream(buf);   
        out.writeInt(i);   
        byte[] b = buf.toByteArray();
        out.close();
        buf.close();
        return b;
    }
//*****************************************************************************