1   /**
2    * Copyright (c) 2000-2007 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(ServletContext ctx, HttpServletRequest req,
49                          HttpServletResponse res, String portletId) {
50  
51          this(ctx, req, res, null, null);
52  
53          _portletId = portletId;
54      }
55  
56      public PortletLogic(ServletContext ctx, HttpServletRequest req,
57                          HttpServletResponse res, RenderRequest renderRequest,
58                          RenderResponse renderResponse) {
59  
60          _ctx = ctx;
61          _req = req;
62          _res = res;
63          _renderRequest = renderRequest;
64          _renderResponse = renderResponse;
65      }
66  
67      public void processContent(StringMaker sm, Map attributes)
68          throws Exception {
69  
70          String rootPortletId = (String)attributes.get("name");
71          String instanceId = (String)attributes.get("instance");
72          String queryString = (String)attributes.get("queryString");
73  
74          String portletId = _portletId;
75  
76          if (portletId == null) {
77              portletId = rootPortletId;
78  
79              if (Validator.isNotNull(instanceId)) {
80                  portletId += PortletImpl.INSTANCE_SEPARATOR + instanceId;
81              }
82          }
83  
84          RuntimePortletUtil.processPortlet(
85              sm, _ctx, _req, _res, _renderRequest, _renderResponse, portletId,
86              queryString);
87      }
88  
89      private ServletContext _ctx;
90      private HttpServletRequest _req;
91      private HttpServletResponse _res;
92      private RenderRequest _renderRequest;
93      private RenderResponse _renderResponse;
94      private String _portletId;
95  
96  }