Examples of CategoryIsEmptyPredicate

org.apache.ambari.server.controller.predicate.CategoryIsEmptyPredicate
Predicate that checks if the associated property category is empty. If the associated property id references a Map property then treat the Map as a category.

Examples of org.apache.ambari.server.controller.predicate.CategoryIsEmptyPredicate

  @Override
  public Predicate toPredicate(String prop, String val) throws InvalidQueryException {
    if (val != null) {
      throw new InvalidQueryException("'isEmpty' operator shouldn't have a right operand but one exists: " + val);
    }
    return new CategoryIsEmptyPredicate(prop);
  }

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Examples of org.apache.ambari.server.controller.predicate.CategoryIsEmptyPredicate

  }


  @Test
  public void testToPredicate() throws InvalidQueryException {
    String prop = "prop";
    Predicate p = new CategoryIsEmptyPredicate(prop);


    assertEquals(p, new IsEmptyOperator().toPredicate(prop, null));
  }

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