gitlab-runner-gateway/src/main/java/tk/antoine_roux/wiki/service/JobManager.java

package tk.antoine_roux.wiki.service;

import org.springframework.stereotype.Service;
import tk.antoine_roux.wiki.model.request.JobRequest;
import tk.antoine_roux.wiki.model.request.HookEvent;
import tk.antoine_roux.wiki.model.response.JobResponse;

import java.util.Optional;
import java.util.concurrent.ConcurrentLinkedQueue;

@Service
public class JobManager {

    /**
     * concurrent list of {@link JobResponse} fill by {@link tk.antoine_roux.wiki.ControllerHandlers#webhook(HookEvent)}
     * and pop by {@link tk.antoine_roux.wiki.ControllerHandlers#jobRequest(JobRequest)}
     */
    ConcurrentLinkedQueue<JobResponse> jobQueue = new ConcurrentLinkedQueue<>();

    public void stackJob(JobResponse newJob) {
        this.jobQueue.add(newJob);
    }

    public Optional<JobResponse> popJob(JobRequest jobRequest) {
        return Optional.ofNullable(this.jobQueue.poll());
    }
}