| ProjectionFactory.java |
1 /**
2 * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3 *
4 *
5 *
6 *
7 * The contents of this file are subject to the terms of the Liferay Enterprise
8 * Subscription License ("License"). You may not use this file except in
9 * compliance with the License. You can obtain a copy of the License by
10 * contacting Liferay, Inc. See the License for the specific language governing
11 * permissions and limitations under the License, including but not limited to
12 * distribution rights of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20 * SOFTWARE.
21 */
22
23 package com.liferay.portal.kernel.dao.orm;
24
25 /**
26 * <a href="ProjectionFactory.java.html"><b><i>View Source</i></b></a>
27 *
28 * @author Brian Wing Shun Chan
29 *
30 */
31 public interface ProjectionFactory {
32
33 public Projection alias(Projection projection, String alias);
34
35 public Projection avg(String propertyName);
36
37 public Projection count(String propertyName);
38
39 public Projection countDistinct(String propertyName);
40
41 public Projection distinct(Projection projection);
42
43 public Projection groupProperty(String propertyName);
44
45 public Projection max(String propertyName);
46
47 public Projection min(String propertyName);
48
49 public ProjectionList projectionList();
50
51 public Projection property(String propertyName);
52
53 public Projection rowCount();
54
55 public Projection sum(String propertyName);
56
57 }