1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22 package org.apache.struts2.components;
23
24 import java.io.Writer;
25
26 import javax.servlet.http.HttpServletRequest;
27 import javax.servlet.http.HttpServletResponse;
28
29 import org.apache.struts2.views.annotations.StrutsTagAttribute;
30
31 import com.opensymphony.xwork2.util.ValueStack;
32 import com.opensymphony.xwork2.util.logging.Logger;
33 import com.opensymphony.xwork2.util.logging.LoggerFactory;
34
35 /***
36 * ClosingUIBean is the standard superclass for UI components such as div etc.
37 */
38 public abstract class ClosingUIBean extends UIBean {
39 private static final Logger LOG = LoggerFactory.getLogger(ClosingUIBean.class);
40
41 protected ClosingUIBean(ValueStack stack, HttpServletRequest request, HttpServletResponse response) {
42 super(stack, request, response);
43 }
44
45 String openTemplate;
46
47 public abstract String getDefaultOpenTemplate();
48
49 @StrutsTagAttribute(description="Set template to use for opening the rendered html.")
50 public void setOpenTemplate(String openTemplate) {
51 this.openTemplate = openTemplate;
52 }
53
54 public boolean start(Writer writer) {
55 boolean result = super.start(writer);
56 try {
57 evaluateParams();
58
59 mergeTemplate(writer, buildTemplateName(openTemplate, getDefaultOpenTemplate()));
60 } catch (Exception e) {
61 LOG.error("Could not open template", e);
62 e.printStackTrace();
63 }
64
65 return result;
66 }
67 }