| 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 public interface ProjectionFactory {
31
32 public Projection alias(Projection projection, String alias);
33
34 public Projection avg(String propertyName);
35
36 public Projection count(String propertyName);
37
38 public Projection countDistinct(String propertyName);
39
40 public Projection distinct(Projection projection);
41
42 public Projection groupProperty(String propertyName);
43
44 public Projection max(String propertyName);
45
46 public Projection min(String propertyName);
47
48 public ProjectionList projectionList();
49
50 public Projection property(String propertyName);
51
52 public Projection rowCount();
53
54 public Projection sum(String propertyName);
55
56 }