floodidqueueentry.java

来自「DSr project for the java applications」· Java 代码 · 共 45 行

package dsr;



import java.io.*;
import java.util.*;
import java.net.*;

//this class implements the entry of a FloodIDQueue
class FloodIDQueueEntry {
  InetAddress srcIP;      //source IP address. from where the packet was originated
  InetAddress dstIP;      //destination IP address, where the packet is headed to
  int floodID;            //flood ID of that particular packet
  long lifetime;          //the amount fo time this entry is valid
  static int tmpID=0;     //static int to generate a unique flood ID

  //default constructor
  public FloodIDQueueEntry() {}

  //constructor
  public FloodIDQueueEntry(InetAddress srcIP, InetAddress dstIP, long lifetime) {
    floodID = ++tmpID;
    this.srcIP = srcIP;
    this.dstIP = dstIP;
    this.lifetime = lifetime;
  }

  //copy constructor
  public FloodIDQueueEntry (FloodIDQueueEntry rhs) {
       srcIP = rhs.srcIP;
       dstIP = rhs.dstIP;
       floodID = rhs.floodID;
       lifetime = rhs.lifetime;
  }

  //toString method for printing the entries in a string format
  public String toString(){
    final String EOLN = java.lang.System.getProperty("line.separator");
    String value = "flood ID: " + floodID + EOLN +
                   "lifetime: " + lifetime + EOLN +
                   "Source IP Address: " + srcIP.toString() + EOLN +
                   "Destination IP Address: " + dstIP.toString() + EOLN;
    return value;
  }
}