source: DCWoRMS/trunk/build/classes/schedframe/scheduling/tasks/requirements/ResourceRequirements.java @ 477

package schedframe.scheduling.tasks.requirements;

import java.io.StringWriter;
import java.io.Writer;

import org.exolab.castor.xml.Marshaller;
import org.exolab.castor.xml.ResolverException;
import org.exolab.castor.xml.XMLContext;


import schedframe.scheduling.tasks.TaskInterface;
import org.qcg.broker.schemas.resreqs.Task;

/**
 * 
 * @author Marcin Krystek
 *
 */
public class ResourceRequirements extends AbstractResourceRequirements<Task>{

        protected static Marshaller marshaller;
        static {
                XMLContext context = new XMLContext();
                try {
                        context.addClass(org.qcg.broker.schemas.resreqs.Task.class);
                        marshaller = context.createMarshaller();
                } catch (ResolverException e) {
                        e.printStackTrace();
                        marshaller = null;
                }
        }
        
        protected TaskInterface<?> task;
        
        public ResourceRequirements(Task task){
                this.task = new schedframe.scheduling.tasks.Task(task);
                this.resourceRequirements = task;
        }
        
        public ResourceRequirements(TaskInterface<?> task){
                this.task = task;
                this.resourceRequirements = (Task) task.getDescription();
        }
        
        public double getParameterDoubleValue(ResourceParameterName parameterName)
                        throws NoSuchFieldException, IllegalArgumentException {
                return task.getParameterDoubleValue(parameterName);
        }

        public String getParameterStringValue(ResourceParameterName parameterName)
                        throws NoSuchFieldException, IllegalArgumentException {
                return task.getParameterStringValue(parameterName);
        }

        public Task getDescription() {
                return this.resourceRequirements;
        }

        public String getDocument() throws Exception {
                Writer w = new StringWriter();
                
                marshaller.marshal(this.resourceRequirements, w);

                return w.toString();
        }

}