source: DCWoRMS/trunk/src/dcworms/schedframe/scheduling/utils/JobDescription.java @ 490

package dcworms.schedframe.scheduling.utils;

import java.io.StringReader;
import java.util.ArrayList;

import org.exolab.castor.xml.MarshalException;
import org.exolab.castor.xml.ResolverException;
import org.exolab.castor.xml.Unmarshaller;
import org.exolab.castor.xml.ValidationException;
import org.exolab.castor.xml.XMLContext;

import schedframe.DescriptionContainer;

import org.qcg.broker.schemas.jobdesc.QcgJob;


public class JobDescription extends ArrayList<TaskDescription> implements DescriptionContainer<QcgJob>{

        private static final long serialVersionUID = 7853990656207447619L;
        protected static Unmarshaller unmarshaller;
        static {
                XMLContext context = new XMLContext();
                try {
                        context.addClass(org.qcg.broker.schemas.jobdesc.QcgJob.class);
                        unmarshaller = context.createUnmarshaller();
                } catch (ResolverException e) {
                        e.printStackTrace();
                        unmarshaller = null;
                }
        }
        
        protected String xml;
        protected QcgJob job;
        protected String jobId;
        
        public JobDescription(String xmlJobDesc) throws MarshalException, ValidationException{
                xml = xmlJobDesc;
        }
        
        public String getJobId(){
                return this.jobId;
        }
        
        public void setJobId(String id){
                this.jobId = id;
        }
        
        public void discardUnused(){
                job = null;
                xml = null;
                for(int i = 0; i < size(); i++){
                        get(i).discardUnused();
                }
        }
        
        public QcgJob getDescription() {
                if(job == null){
                        try {
                                job = (QcgJob) unmarshaller.unmarshal(new StringReader(xml));
                        } catch (MarshalException e) {
                                e.printStackTrace();
                        } catch (ValidationException e) {
                                e.printStackTrace();
                        }
                }
                return job;
        }

        public String getDocument() throws Exception {
                return xml;
        }

}