How to use

toMap

method

in

hudson.util.DescribableList

/**
 * @deprecated as of 1.463
 *      We will be soon removing the restriction that only one instance of publisher is allowed per type.
 *      Use {@link #getPublishersList()} instead.
 */
@Deprecated
public Map<Descriptor<Publisher>,Publisher> getPublishers() {
  return getPublishersList().toMap();
}

@SuppressWarnings("unchecked")
@Override public Map<TriggerDescriptor,Trigger<?>> getTriggers() {
  return triggers().toMap();
}

public Map<Descriptor<BuildWrapper>,BuildWrapper> getBuildWrappers() {
  return getBuildWrappersList().toMap();
}

public Map<TriggerDescriptor,Trigger<?>> getTriggers() {
  return triggers.toMap();
}

public Map<Descriptor<BuildWrapper>,BuildWrapper> getBuildWrappers() {
  return buildWrappers.toMap();
}

public Map<Descriptor<Publisher>,Publisher> getPublishers() {
  return publishers.toMap();
}

/**
 * @inheritDoc
 */
public Map<Descriptor<Publisher>,Publisher> getPublishers() {
  return getPublishersList().toMap();
}

 /**
 * @inheritDoc
 */
@Override
public Map<Descriptor<Publisher>, Publisher> getPublishers() {
  return getPublishersList().toMap();
}

/**
 * @deprecated as of 1.463
 *      We will be soon removing the restriction that only one instance of publisher is allowed per type.
 *      Use {@link #getPublishersList()} instead.
 */
@Deprecated
public Map<Descriptor<Publisher>,Publisher> getPublishers() {
  return getPublishersList().toMap();
}

/**
 * @inheritDoc
 */
public Map<Descriptor<Publisher>,Publisher> getPublishers() {
  return getPublishersList().toMap();
}

/**
 * @inheritDoc
 */
 @Override
public Map<Descriptor<BuildWrapper>, BuildWrapper> getBuildWrappers() {
  return getBuildWrappersList().toMap();
}

/**
 * @inheritDoc
 */
public Map<Descriptor<BuildWrapper>,BuildWrapper> getBuildWrappers() {
  return getBuildWrappersList().toMap();
}

/**
 * @inheritDoc
 */
public Map<Descriptor<BuildWrapper>,BuildWrapper> getBuildWrappers() {
  return getBuildWrappersList().toMap();
}

/**
 * @inheritDoc
 */
public Map<Descriptor<Publisher>,Publisher> getPublishers() {
  return getPublishersList().toMap();
}

/**
 * @inheritDoc
 */
public Map<Descriptor<BuildWrapper>,BuildWrapper> getBuildWrappers() {
  return getBuildWrappersList().toMap();
}

@SuppressWarnings("unchecked")
@Override public Map<TriggerDescriptor,Trigger<?>> getTriggers() {
  return triggers().toMap();
}

public Map<Descriptor<BuildWrapper>,BuildWrapper> getBuildWrappers() {
  return getBuildWrappersList().toMap();
}

  private DingdingService getService(AbstractBuild build, TaskListener listener) {
    Map<Descriptor<Publisher>, Publisher> map = build.getProject().getPublishersList().toMap();
    for (Publisher publisher : map.values()) {
      if (publisher instanceof DingdingNotifier) {
        return ((DingdingNotifier) publisher).newDingdingService(build, listener);
      }
    }
    return null;
  }
}

@SuppressWarnings("unchecked")
FineGrainedNotifier getNotifier(AbstractProject project) {
  Map<Descriptor<Publisher>, Publisher> map = project.getPublishersList().toMap();
  for (Publisher publisher : map.values()) {
    if (publisher instanceof HipChatNotifier) {
      return new ActiveNotifier((HipChatNotifier) publisher);
    }
  }
  return new DisabledNotifier();
}

@Override
public boolean prebuild(AbstractBuild<?, ?> build, BuildListener listener) {
  if (startNotification) {
    Map<Descriptor<Publisher>, Publisher> map = build.getProject().getPublishersList().toMap();
    for (Publisher publisher : map.values()) {
      if (publisher instanceof HipChatNotifier) {
        logger.info("Invoking Started...");
        new ActiveNotifier((HipChatNotifier) publisher).started(build);
      }
    }
  }
  return super.prebuild(build, listener);
}