import java.util.*;

public class Proc{
    
    //   static final int MAXPROCS = 10;

    int id;
    double cpu; /* performance in GHz */
    double bw;
    double[] links; /* bandwidth of the network card in Gbps */

    ArrayList<DownloadObjectAssignment> downloads;
    //    ArrayList<BasicObject> downloads;
    ArrayList<BasicObject> holds;
    MyArrayList<Operator> assignedOperators;
    MyArrayList<Operator> children;
    MyArrayList<Operator> fathers;

    int cost;
    
    double actSumCPU; /* stores sum (w_i/s_u)*rhomax of the nodes i already assigned on proc u */
    double bwUsage; /* stores the actual known used bw of the network card , the un-known values are replaced by mean-values*/
    /* the mean values can be replaced afterwards, using the variables meanCommleft and meanCommRight in the operator object */
    
    public Proc(int id) {
	this.id = id;
    }

    public Proc(int id, double cpu, double bw, int cost) {
	
	this.id = id;
	this.cpu = cpu;
	this.bw = bw;
	assignedOperators = new MyArrayList<Operator>();
	//	downloads = new ArrayList<BasicObject>();
	holds = new ArrayList<BasicObject>();
	children = new MyArrayList<Operator>();
	fathers = new MyArrayList<Operator>();
	
	downloads = new ArrayList<DownloadObjectAssignment>();
	this.actSumCPU = 0;
	this.bwUsage = 0;

	this.cost = cost;
    }

    public Proc(int id, double cpu, double bw, double[] bwLinks, int cost) {
	this.id = id;
	this.cpu = cpu;
	this.bw = bw;
	this.links = new double[bwLinks.length];
	
	for (int i = 0; i<bwLinks.length; i++) {
	    this.links[i] = bwLinks[i];
	}
	assignedOperators = new MyArrayList<Operator>();
	//	downloads = new ArrayList<BasicObject>();
	holds = new ArrayList<BasicObject>();
	children = new MyArrayList<Operator>();
	fathers = new MyArrayList<Operator>();
	downloads = new ArrayList<DownloadObjectAssignment>();

	this.actSumCPU = 0;
	this.bwUsage = 0;

	this.cost = cost;
    }
    

    public void setLinks(double[] bwLinks) {
	this.links = new double[bwLinks.length];
	
	for (int i = 0; i<bwLinks.length; i++) {
	    this.links[i] = bwLinks[i];
	}
    }
	
    public boolean equals(Object p) {
	if(((Proc)p).id == this.id) { 
	    return true;
	}
	return false;
    }
    
    public String toString() {
	return "p"+this.id;
    } 
    
    public String toStringAll() {
	String s = ("p"+this.id+"(cpu: "+this.cpu+", bw: "+this.bw+" cost: "+this.cost+
		    ")\nlinks: ");
	for(int i = 0; i<this.links.length; i++) {
	    s += (this.links[i]+" ");
	}
	s += "\nholds: "; 
	for(BasicObject obj : holds) 
	    s += obj+" ";
	s += "\n";
	return s;
    }

    public Proc download(BasicObject obj) {
	
	for(DownloadObjectAssignment ass : downloads)
	    if(obj.equals(ass.object))
		return ass.proc;
	
	return null;
    }
}