package test.jobschema;

import java.util.ArrayList;

import org.qcg.broker.schemas.exception.NoSuchParamException;
import org.qcg.broker.schemas.jobdesc.ComputingResourceType;
import org.qcg.broker.schemas.jobdesc.RequirementsType;
import org.qcg.broker.schemas.jobdesc.ResourceRequirementsType;
import org.qcg.broker.schemas.jobdesc.types.ComputingParameterName;
import org.qcg.broker.schemas.jobdesc.wrapper.ComputingResourceJobDescParamExplorer;
import org.qcg.broker.schemas.jobdesc.wrapper.impl.ComputingResourceParamExplorerImpl;
import org.qcg.broker.schemas.jobdesc.wrapper.impl.TaskRequirementsImpl;

public class DCWoRMSTaskRequirementsImpl extends TaskRequirementsImpl{
	protected double[] getDoubleValues(ComputingParameterName param, ValueType valueType) throws NoSuchParamException{
		RequirementsType req = null;
		ResourceRequirementsType taskResReq = null;
		ComputingResourceType compRes = null;
		double values[] = null;
		double value = -1;
		
		ArrayList<Double> list = null;
		ComputingResourceJobDescParamExplorer explorer = null;
		
		req = task.getRequirements();
		if(req == null)
			throw new NoSuchParamException("Requirements are not defined.");
		
		taskResReq = req.getResourceRequirements();
		if(taskResReq == null)
			throw new NoSuchParamException("Resource requirements are not defined.");
		
		list = new ArrayList<Double>();
		explorer = new ComputingResourceParamExplorerImpl();
		//explorer.setResourceTemplates(req.getResourceTemplates());
		
		
		for(int i = 0; i < taskResReq.getComputingResourceCount(); i++){
			compRes = taskResReq.getComputingResource(i);
			explorer.explore(compRes);
			
			values = null;
			value = -1;
			try {
				switch(param){
					
				case MEMORY: 
						switch(valueType) {
							case DOUBLE_VALUE: values = explorer.getMemory();
								break;
							case MIN_VALUE: value = explorer.getMinMemory();
								break;
							case MAX_VALUE: value = explorer.getMaxMemory();
								break;
						}
						 
						break;
					
					case FREEMEMORY: 
						switch(valueType) {
							case DOUBLE_VALUE: values = explorer.getFreememory();
								break;
							case MIN_VALUE: value = explorer.getMinFreememory();
								break;
							case MAX_VALUE: value = explorer.getMaxFreememory();
								break;
						}
						
						break;
						
					case CPUCOUNT: 
						switch(valueType) {
							case DOUBLE_VALUE: values = explorer.getCpucount();
								break;
							case MIN_VALUE: value = explorer.getMinCpucount(); 
								break;
							case MAX_VALUE: value = explorer.getMaxCpucount();
								break;
						}
						 
						break;
						
					case FREECPUS: 
						switch(valueType) {
							case DOUBLE_VALUE: values = explorer.getFreecpus();
								break;
							case MIN_VALUE: value = explorer.getMinFreecpus();
								break;
							case MAX_VALUE: value = explorer.getMaxFreecpus();
								break;
						}
						
						break;

					case CPUSPEED: 
						switch(valueType) {
							case DOUBLE_VALUE: values = explorer.getCpuspeed();
								break;
							case MIN_VALUE: value = explorer.getMinCpuspeed();
								break;
							case MAX_VALUE: value = explorer.getMaxCpuspeed();
								break;
						}
						
						break;
						
					case DISKSPACE: 
						switch(valueType) {
							case DOUBLE_VALUE: values = explorer.getDiskspace();
								break;
							case MIN_VALUE: value = explorer.getMinDiskspace(); 
								break;
							case MAX_VALUE: value = explorer.getMaxDiskspace();
								break;
						}
						 
						break;

					case FREEDISKSPACE: 
						switch(valueType) {
							case DOUBLE_VALUE: values = explorer.getFreediskspace();
								break;
							case MIN_VALUE: value = explorer.getMinFreediskspace();
								break;
							case MAX_VALUE: value = explorer.getMaxFreediskspace(); 
								break;
						}
						
						break;
				}
			} catch (NoSuchParamException e){
				values = null;
				value = -1;
			}
			
			if(valueType == ValueType.DOUBLE_VALUE && values != null && values.length > 0){
				list.add(values[0]);
			} else if(valueType != ValueType.DOUBLE_VALUE && value != -1){
				list.add(value);
			}
			
		}
		
		values = new double[list.size()];
		for(int i = 0; i < list.size(); i++){
			values[i] = list.get(i);
		}
		
		return values;
	}
}