activity.java

PEPA模型性能分析工具

package semantic;

public class Activity extends Action{

	private Rate rate;
	
	public Activity(String s,Rate r)
	{
		super(s);
		rate=r;
	}
	public Activity(Action a,Rate r)
	{
		super(a);
		rate=r;
	}
	public String toString()
	{
		return "("+name+","+rate.toString()+")";
	}
	public Rate getRate()
	{
		return rate;
	}
	public int compare(Activity a)
	{
		return name.compareTo(a.name);
	}
	public Activity coopwith(Activity a,Process p1,Process p2) throws RateException
	{
		Rate r1=p1.getRate((Action)this);
		Rate r2=p2.getRate(a);
		Rate.iseval=true;
		Rate f1=r1.evalRate();
		Rate f2=r2.evalRate();
		Rate.iseval=false;
		if(f1.isPassive()&&!f2.isPassive())
		{
			Rate g1=this.rate.div(r1);
			Rate retRate=g1.mult(a.rate);
			return new Activity((Action)this,retRate.evalRate());
		}
		if(!f1.isPassive()&&f2.isPassive())
		{
			Rate g2=a.rate.div(r2);
			Rate retRate=g2.mult(this.rate);
			return new Activity((Action)this,retRate.evalRate());
		}
		Rate h1=this.rate.div(r1);
		Rate h2=a.rate.div(r2);
		Rate retRate=r1.min(r2).mult(h1.mult(h2));
		return new Activity((Action)this,retRate.evalRate());
	}
}