de.otto.edison.jobs.repository.inmem.InMemJobRepository Maven / Gradle / Ivy

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Jobs library of the edison-microservice project.
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package de.otto.edison.jobs.repository.inmem;

import de.otto.edison.jobs.domain.JobInfo;
import de.otto.edison.jobs.domain.JobInfo.JobStatus;
import de.otto.edison.jobs.domain.JobMessage;
import de.otto.edison.jobs.repository.JobRepository;

import java.time.OffsetDateTime;
import java.util.*;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentMap;

import static java.util.Collections.emptyList;
import static java.util.Comparator.comparing;
import static java.util.Comparator.reverseOrder;
import static java.util.Objects.nonNull;
import static java.util.Optional.ofNullable;
import static java.util.stream.Collectors.toList;

public class InMemJobRepository implements JobRepository {

    private static final Comparator STARTED_TIME_DESC_COMPARATOR = comparing(JobInfo::getStarted, reverseOrder());

    private final ConcurrentMap jobs = new ConcurrentHashMap<>();

    @Override
    public List findLatest(int maxCount) {
        return new ArrayList<>(jobs.values()
                .stream()
                .sorted(STARTED_TIME_DESC_COMPARATOR)
                .limit(maxCount)
                .collect(toList())
        );
    }

    @Override
    public List findLatestJobsDistinct() {
        Set typeSet = new HashSet<>();

        return jobs.values()
                .stream()
                .sorted(STARTED_TIME_DESC_COMPARATOR)
                .filter(j -> nonNull(j.getJobType()))
                .filter(j -> typeSet.add(j.getJobType()))
                .collect(toList());
    }

    @Override
    public Optional findOne(final String uri) {
        return ofNullable(jobs.get(uri));
    }

    @Override
    public List findLatestBy(String type, int maxCount) {
        return jobs.values()
                .stream()
                .sorted(STARTED_TIME_DESC_COMPARATOR)
                .filter(jobInfo -> jobInfo.getJobType().equalsIgnoreCase(type))
                .limit(maxCount)
                .collect(toList());
    }


    @Override
    public List findRunningWithoutUpdateSince(OffsetDateTime timeOffset) {
        return jobs.values().stream()
                .filter(jobInfo -> !jobInfo.isStopped() && jobInfo.getLastUpdated().isBefore(timeOffset))
                .collect(toList());
    }

    @Override
    public List findAll() {
        return jobs.values().stream()
                .sorted(STARTED_TIME_DESC_COMPARATOR)
                .collect(toList());
    }

    @Override
    public List findByType(String jobType) {
        return jobs.values().stream()
                .filter(jobInfo -> jobInfo.getJobType().equals(jobType))
                .collect(toList());
    }


    @Override
    public JobInfo createOrUpdate(final JobInfo job) {
        jobs.put(job.getJobId(), job);
        return job;
    }

    @Override
    public void removeIfStopped(final String id) {
        final JobInfo jobInfo = jobs.get(id);
        if (jobInfo != null && jobInfo.isStopped()) {
            jobs.remove(id);
        }
    }

    @Override
    public long size() {
        return jobs.size();
    }

    @Override
    public JobStatus findStatus(String jobId) {
        return jobs.get(jobId).getStatus();
    }

    @Override
    public void appendMessage(String jobId, JobMessage jobMessage) {
        JobInfo jobInfo = jobs.get(jobId);
        jobs.replace(jobId, jobInfo.copy().setLastUpdated(jobMessage.getTimestamp()).addMessage(jobMessage).build());
    }

    @Override
    public void setJobStatus(String jobId, JobStatus jobStatus) {
        JobInfo jobInfo = jobs.get(jobId);
        jobs.replace(jobId, jobInfo.copy().setStatus(jobStatus).build());
    }

    @Override
    public void setLastUpdate(String jobId, OffsetDateTime lastUpdate) {
        JobInfo jobInfo = jobs.get(jobId);
        jobs.replace(jobId, jobInfo.copy().setLastUpdated(lastUpdate).build());
    }

	@Override
	public List findAllJobInfoWithoutMessages() {
        return jobs.values().stream()
	                .sorted(STARTED_TIME_DESC_COMPARATOR)
	                .map(job->job.copy().setMessages(emptyList()).build())
	                .collect(toList());
	}

    public void deleteAll() {
        jobs.clear();
    }


}