How to use

getSearchersByClauseName

method

in

com.atlassian.jira.issue.search.managers.SearchHandlerManager

  private IssueSearcher getSearcher(final TerminalClause clause)
  {
    final Collection<IssueSearcher<?>> searchersByClauseName = searchHandlerManager.getSearchersByClauseName(user, clause.getName());
    if (searchersByClauseName.size() == 1 )
    {
      return searchersByClauseName.iterator().next();
    }
    log.debug(String.format("Unable to resolve only one searcher for field '%s', found '%d' searchers", clause.getName(), searchersByClauseName.size()));
    return null;
  }
}

boolean calculateDoesQueryValidationFitFilterForm(final ApplicationUser user, final SearchContext searchContext, final Query query)
{
  final ValidatorVisitor validatorVisitor = validatorVisitorFactory.createVisitor(user, null, query.getWhereClause());
  TerminalClauseCollectingVisitor terminalClauseCollectingVisitor = new TerminalClauseCollectingVisitor();
  query.getWhereClause().accept(terminalClauseCollectingVisitor);
  Collection<TerminalClause> clauses = terminalClauseCollectingVisitor.getClauses();
  for (TerminalClause clause : clauses)
  {
    final Collection<IssueSearcher<?>> issueSearchers = searchHandlerManager.getSearchersByClauseName(user, clause.getName());
    for (IssueSearcher<?> issueSearcher : issueSearchers)
    {
      if (!checkValidationMatches(user, query, searchContext, clause, issueSearcher, validatorVisitor))
      {
        return false;
      }
    }
  }
  return true;
}