byte[] multipleBytes = new byte[4];multipleBytes[0] = (byte) 0x01;multipleBytes[1] = (byte) 0x20;StringBuffer strBuf = new StringBuffer();int i =0;while(multipleBytes[i]!=0) {	String str = Integer.toBinaryString(multipleBytes[i++]);       if(str.length() < 7) {     	int zerosToPumpIn = 7 - str.length();     	for (int j = 0; j < zerosToPumpIn; j++) {		  	strBuf.append('0');         }	       }         strBuf.append(str);     }System.out.println(strBuf);    System.out.println(Integer.valueOf(strBuf.toString(),2));Integer.toHexString(160)