HANDGangliaHost.java

package net.floodlightcontroller.hand;

import java.util.ArrayList;


/**
 * 
 * @author wallnerryan
 *
 */

public class HANDGangliaHost implements Comparable<HANDGangliaHost>{
	
	public long hostId;
	
	public String cluster; //Translates to the cluster name used in RRDFetch 
	public String hostName; //Translates the host name used for the RRDFetch (Required)
	public String domain;	//domain the host is in.(Optional)
	public int ipAddress; //can use IPv4.toIPv4Address(String add) (Required)
	public long macAddress; //can use MACAddress.valueOf(String MACadd)
	public ArrayList<Long> firstHops;	//list of Swutch IDs for first hop OF switch.
	public long timeAdded;
	
	public HANDGangliaHost(){
		
		this.hostId = 0;
		this.cluster = null;
		this.hostName = null;
		this.domain = ""; //change so we can add a host without a domain.
		this.ipAddress = 0;
		this.macAddress = 0;
		this.firstHops = new ArrayList<Long>();
		this.timeAdded = this.getCurrentTime();
	}
	
	/**
	 * Generate UID
	 * @return
	 */
	public int genUniqueId() {
		int uid = this.hashCode();
		if (uid <= 0 ){
			uid = uid * 1553;
			uid = Math.abs(uid);
		}
		return uid;
	}
	
	/**
	 * Get current time in seconds since Epoch.
	 * @return
	 */
	public long getCurrentTime(){
		long time = System.currentTimeMillis() / 1000l;
		return time;
				
	}
	
	/**
	 * Compare to another Host
	 * @param host
	 * @return
	 */
	public boolean isSameAs(HANDGangliaHost host) {
		boolean isSame;
		if (this.cluster == host.cluster
				&& this.hostName == host.hostName){
			isSame = true;
		}else if( this.ipAddress == host.ipAddress){
			isSame = true;
		}else{
			isSame=false;
			}
		
		return isSame;
	}
	
	/**
	 * Hash Code
	 * @return
	 */
	@Override
	public int hashCode(){
		final int primeNum = 2521;
		int result = super.hashCode();
		result = primeNum * result + cluster.hashCode();
		result = primeNum * result + hostName.hashCode();
		result = primeNum * result + ipAddress;
		result = primeNum * result + (int) macAddress;
		return result;
		
	}

	@Override
	public int compareTo(HANDGangliaHost arg0) {
		
		
		// TODO compare the hosts to another
		
		
		return 0;
	}

}