JobPersistenceService.java

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package com.sun.enterprise.v3.admin;

import com.sun.enterprise.util.LocalStringManagerImpl;
import java.io.File;
import java.util.concurrent.CopyOnWriteArrayList;
import java.util.logging.Logger;
import javax.inject.Inject;
import javax.xml.bind.JAXBContext;
import javax.xml.bind.JAXBException;
import javax.xml.bind.Marshaller;
import javax.xml.bind.Unmarshaller;
import org.glassfish.api.admin.progress.JobInfo;
import org.glassfish.api.admin.progress.JobInfos;
import org.glassfish.api.admin.progress.JobPersistence;
import org.glassfish.kernel.KernelLoggerInfo;
import org.jvnet.hk2.annotations.Service;


/**
 * This service persists information for managed jobs to the file
 * @author Bhakti Mehta
 */
@Service(name="job-persistence")
public class JobPersistenceService implements JobPersistence {

    protected Marshaller jaxbMarshaller ;

    protected Unmarshaller jaxbUnmarshaller;

    protected JobInfos jobInfos;

    @Inject
    private JobManagerService jobManager;

    protected JAXBContext jaxbContext;

    protected final static Logger logger = KernelLoggerInfo.getLogger();


    protected static final LocalStringManagerImpl adminStrings =
            new LocalStringManagerImpl(JobPersistenceService.class);
    @Override
    public  void persist(Object obj) {
        JobInfo jobInfo = (JobInfo)obj;

        jobInfos = jobManager.getCompletedJobs(jobManager.getJobsFile());

        doPersist(jobInfos,jobInfo);

    }

    public void doPersist(JobInfos jobInfos, JobInfo jobInfo) {
        File file = jobInfo.getJobsFile();
        synchronized (file) {

            if (jobInfos == null) {
                jobInfos = new JobInfos();
            }

            try {
                JAXBContext jaxbContext = JAXBContext.newInstance(JobInfos.class);
                jaxbMarshaller = jaxbContext.createMarshaller();
                jaxbMarshaller.setProperty(Marshaller.JAXB_FORMATTED_OUTPUT, true);

                CopyOnWriteArrayList<JobInfo> jobList = new CopyOnWriteArrayList<JobInfo>(jobInfos.getJobInfoList());
                jobInfos.setJobInfoList(jobList);
                jobList.add(jobInfo);
                jaxbMarshaller.marshal(jobInfos, file);
                jobManager.addToCompletedJobs(new CompletedJob(jobInfo.jobId,jobInfo.commandCompletionDate,jobInfo.getJobsFile()));
                jobManager.purgeJob(jobInfo.jobId);

            } catch (JAXBException e) {
                throw new RuntimeException(adminStrings.getLocalString("error.persisting.jobs","Error while persisting jobs",jobInfo.jobId,e.getLocalizedMessage()),e);

            }
        }
    }




}