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21 package org.apache.struts2.util;
22
23 import java.util.HashMap;
24 import java.util.Map;
25
26 import javax.servlet.http.HttpServletRequest;
27 import javax.servlet.http.HttpServletResponse;
28
29 import org.apache.struts2.views.util.UrlHelper;
30
31
32 /***
33 * A bean that can generate a URL.
34 *
35 */
36 public class URLBean {
37
38 HashMap params;
39 HttpServletRequest request;
40 HttpServletResponse response;
41 String page;
42
43
44 public URLBean setPage(String page) {
45 this.page = page;
46 return this;
47 }
48
49 public void setRequest(HttpServletRequest request) {
50 this.request = request;
51 }
52
53 public void setResponse(HttpServletResponse response) {
54 this.response = response;
55 }
56
57 public String getURL() {
58
59 Map fullParams = null;
60
61 if (params != null) {
62 fullParams = new HashMap();
63 }
64
65 if (page == null) {
66
67
68 if (fullParams != null) {
69 fullParams.putAll(request.getParameterMap());
70 } else {
71 fullParams = request.getParameterMap();
72 }
73 }
74
75
76 if (params != null) {
77 fullParams.putAll(params);
78 }
79
80 return UrlHelper.buildUrl(page, request, response, fullParams);
81 }
82
83 public URLBean addParameter(String name, Object value) {
84 if (params == null) {
85 params = new HashMap();
86 }
87
88 if (value == null) {
89 params.remove(name);
90 } else {
91 params.put(name, value.toString());
92 }
93
94 return this;
95 }
96
97 public String toString() {
98 return getURL();
99 }
100 }