1   /**
2    * Copyright (c) 2000-2008 Liferay, Inc. All rights reserved.
3    *
4    * Permission is hereby granted, free of charge, to any person obtaining a copy
5    * of this software and associated documentation files (the "Software"), to deal
6    * in the Software without restriction, including without limitation the rights
7    * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8    * copies of the Software, and to permit persons to whom the Software is
9    * furnished to do so, subject to the following conditions:
10   *
11   * The above copyright notice and this permission notice shall be included in
12   * all copies or substantial portions 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.portlet.layoutconfiguration.util.velocity;
24  
25  import com.liferay.portal.kernel.util.StringMaker;
26  import com.liferay.portal.kernel.util.Validator;
27  import com.liferay.portal.model.impl.PortletImpl;
28  import com.liferay.portlet.layoutconfiguration.util.RuntimePortletUtil;
29  
30  import java.util.Map;
31  
32  import javax.portlet.RenderRequest;
33  import javax.portlet.RenderResponse;
34  
35  import javax.servlet.ServletContext;
36  import javax.servlet.http.HttpServletRequest;
37  import javax.servlet.http.HttpServletResponse;
38  
39  /**
40   * <a href="PortletLogic.java.html"><b><i>View Source</i></b></a>
41   *
42   * @author Ivica Cardic
43   * @author Brian Wing Shun Chan
44   *
45   */
46  public class PortletLogic extends RuntimeLogic {
47  
48      public PortletLogic(
49          ServletContext ctx, HttpServletRequest req, HttpServletResponse res,
50          String portletId) {
51  
52          this(ctx, req, res, null, null);
53  
54          _portletId = portletId;
55      }
56  
57      public PortletLogic(
58          ServletContext ctx, HttpServletRequest req, HttpServletResponse res,
59          RenderRequest renderRequest, RenderResponse renderResponse) {
60  
61          _ctx = ctx;
62          _req = req;
63          _res = res;
64          _renderRequest = renderRequest;
65          _renderResponse = renderResponse;
66      }
67  
68      public void processContent(StringMaker sm, Map<String, String> attributes)
69          throws Exception {
70  
71          String rootPortletId = attributes.get("name");
72          String instanceId = attributes.get("instance");
73          String queryString = attributes.get("queryString");
74  
75          String portletId = _portletId;
76  
77          if (portletId == null) {
78              portletId = rootPortletId;
79  
80              if (Validator.isNotNull(instanceId)) {
81                  portletId += PortletImpl.INSTANCE_SEPARATOR + instanceId;
82              }
83          }
84  
85          RuntimePortletUtil.processPortlet(
86              sm, _ctx, _req, _res, _renderRequest, _renderResponse, portletId,
87              queryString);
88      }
89  
90      private ServletContext _ctx;
91      private HttpServletRequest _req;
92      private HttpServletResponse _res;
93      private RenderRequest _renderRequest;
94      private RenderResponse _renderResponse;
95      private String _portletId;
96  
97  }