### Question:
ViewableQueryFilter implements QueryFilter { @Override public String filterStatement(String statement, String language) { return statement; }  @Override String filterStatement(String statement, String language); @Override List filterResults(List results);  }### Answer:
@Test public void filterStatement() { String statement = "select doc.fullName from XWikiDocument doc"; assertSame(statement, this.filter.filterStatement(statement, Query.HQL)); }