package schedframe.resources.computing;

import schedframe.resources.StandardResourceType;
import schedframe.resources.computing.description.ComputingResourceDescription;
import schedframe.resources.units.CpuSpeed;
import schedframe.resources.units.StandardResourceUnitName;

public class Core extends ComputingResource{
	

	public Core (ComputingResourceDescription resDesc) {
		super(resDesc);
		//PowerInterface pi = PowerInterfaceFactory.createPowerInterface(this, resDesc.getPowerProfile());
		//accept(new EnergyExtension(pi, resDesc.getPowerProfile()));	
	}

	public Processor getProcessor(){
		ComputingResource compRes = parent;
		while(compRes != null && !compRes.getType().equals(StandardResourceType.Processor)){
			compRes = compRes.getParent();
		}
		Processor proc = null;
		try{
			proc = (Processor)compRes;
		} catch(ClassCastException e) {
		}
		return proc;
	}
	
	public Node getNode(){
		ComputingResource compRes = parent;
		while(compRes != null && !compRes.getType().equals(StandardResourceType.Node)){
			compRes = compRes.getParent();
		}
		Node compNode = null;
		try{
			compNode = (Node)compRes;
		} catch(ClassCastException e) {
		}
		return compNode;
	}
	
	public int getMIPS(){
		int mips;
		try {
			mips = getSpeedUnit().getAmount();
		} catch (NoSuchFieldException e) {
			mips = 1;
		}
		return mips;
	}
	
	public int getAvailableMIPS(){
		int mips;
		try {
			mips = getSpeedUnit().getFreeAmount();
		} catch (NoSuchFieldException e) {
			mips = 1;
		}
		return mips;
	}

	private CpuSpeed getSpeedUnit() throws NoSuchFieldException{
		return (CpuSpeed) ((ComputingResourceCharacteristics)resourceCharacteristic).getResourceUnit(StandardResourceUnitName.CPUSPEED);
	}

	public void initCharacteristics(ComputingResourceDescription resDesc){
		super.initCharacteristics(resDesc);
		try{
			((ComputingResourceCharacteristics)resourceCharacteristic).addResourceUnit(new CpuSpeed(name, Integer.valueOf(resDesc.getCompResourceParameterValue("speed")) * 1, 0));
		} catch(Exception e){
			((ComputingResourceCharacteristics)resourceCharacteristic).addResourceUnit(new CpuSpeed(name,  1, 0));
		}
	}

	/*private void accept(EnergyExtension e){
		extensionList.add(e);
		e.setResource(this);
	}*/
}