How to use

returnNullAsEmpty

method

in

com.atlassian.jira.issue.search.managers.DefaultSearchHandlerManager

@Override
public Collection<SearcherGroup> getSearcherGroups()
{
  return returnNullAsEmpty(getHelper().getSearcherGroups());
}

@Override
public Collection<IssueSearcher<?>> getAllSearchers()
{
  return returnNullAsEmpty(getHelper().getAllIssueSearchers());
}

@Override
@Nonnull
public Collection<ClauseNames> getJqlClauseNames(final String fieldId)
{
  notBlank("fieldId", fieldId);
  return returnNullAsEmpty(getHelper().getJqlClauseNames(fieldId));
}