1 /**
2 * Copyright 2005-2015 The Kuali Foundation
3 *
4 * Licensed under the Educational Community License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.opensource.org/licenses/ecl2.php
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16 package org.kuali.rice.core.api.criteria;
17
18
19 /**
20 * Base interface for predicates in the form of:
21 *
22 * <tt>EXISTS ( SELECT 1 FROM xxxxx WHERE a = b ... )</tt>
23 *
24 * @author Kuali Rice Team (rice.collab@kuali.org)
25 * @since Rice 2.4.2
26 *
27 */
28 public interface SubQueryPredicate extends Predicate {
29
30 /**
31 * The data type against which the subquery should run.
32 */
33 String getSubQueryType();
34
35 /**
36 *
37 * A predicate to apply to the inner (sub-query).
38 */
39 Predicate getSubQueryPredicate();
40
41 }