BitBucketPPRObservable.java

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package io.jenkins.plugins.bitbucketpushandpullrequest.observer;

import java.util.ArrayList;
import java.util.List;
import java.util.logging.Level;
import java.util.logging.Logger;
import io.jenkins.plugins.bitbucketpushandpullrequest.event.BitBucketPPREvent;

public class BitBucketPPRObservable {
  private static final Logger logger = Logger.getLogger(BitBucketPPRObservable.class.getName());

  private List<BitBucketPPRObserver> observers = new ArrayList<>();

  public void addObserver(BitBucketPPRObserver observer) {
    this.observers.add(observer);
  }

  public void removeObserver(BitBucketPPRObserver observer) {
    this.observers.remove(observer);

  }

  public void notifyObservers(BitBucketPPREvent event) {
    if (observers == null) {
      return;
    }

    for (BitBucketPPRObserver observer : this.observers) {
      if (observer != null && event != null) {
        logger.log(Level.INFO, "Event: {0} for observer {1}",
            new String[] {event.toString(), observer.toString()});
        observer.getNotification(event);
      } else {
        logger.log(Level.INFO, "observer or event are null");
      }
    }
  }

  public List<BitBucketPPRObserver> getObservers() {
    return observers;
  }

}