/*
* Lokomo OneCMDB - An Open Source Software for Configuration
* Management of Datacenter Resources
*
* Copyright (C) 2006 Lokomo Systems AB
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or (at
* your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301 USA.
*
* Lokomo Systems AB can be contacted via e-mail: info@lokomo.com or via
* paper mail: Lokomo Systems AB, Sv�rdv�gen 27, SE-182 33
* Danderyd, Sweden.
*
*/
package org.onecmdb.utils.internal.nmap;
public class IPv4NetworkAddress {
private String mask;
private int value;
public IPv4NetworkAddress(String mask) {
this.mask = mask;
String bytes[] = this.mask.split("\\.", 4);
// must be 4.
value = 0;
int v1 = (int)((Integer.parseInt(bytes[0]) << 24) & 0xff000000);
int v2 = (int)((Integer.parseInt(bytes[1]) << 16) & 0x00ff0000);
int v3 = (int)((Integer.parseInt(bytes[2]) << 8) & 0x0000ff00);
int v4 = (int)((Integer.parseInt(bytes[3])) & 0x000000ff);
System.out.println(Integer.toHexString(v1));
System.out.println(Integer.toHexString(v2));
System.out.println(Integer.toHexString(v3));
System.out.println(Integer.toHexString(v4));
this.value = v1 | v2 | v3 | v4;
System.out.println(Integer.toHexString(this.value));
}
public int getBits() {
int count = 0;
for (int i = 31; i >= 0; i--) {
if (isBitSet(i)) {
count++;
}
}
return(count);
}
public boolean isBitSet(int i) {
return((value & (1 << i)) != 0);
}
public static void main(String argv[]) {
IPv4NetworkAddress address = new IPv4NetworkAddress("255.255.255.0");
System.out.println(address.getBits());
}
}