1 | |
|
2 | |
|
3 | |
|
4 | |
|
5 | |
|
6 | |
|
7 | |
|
8 | |
|
9 | |
|
10 | |
|
11 | |
|
12 | |
|
13 | |
|
14 | |
|
15 | |
|
16 | |
package org.seasar.teeda.core.application; |
17 | |
|
18 | |
import java.util.Iterator; |
19 | |
import java.util.List; |
20 | |
import java.util.Map; |
21 | |
|
22 | |
import javax.faces.application.NavigationHandler; |
23 | |
import javax.faces.application.ViewHandler; |
24 | |
import javax.faces.component.UIViewRoot; |
25 | |
import javax.faces.context.ExternalContext; |
26 | |
import javax.faces.context.FacesContext; |
27 | |
|
28 | |
import org.seasar.framework.util.AssertionUtil; |
29 | |
import org.seasar.teeda.core.application.navigation.NavigationCaseContext; |
30 | |
import org.seasar.teeda.core.application.navigation.NavigationContext; |
31 | |
import org.seasar.teeda.core.application.navigation.NavigationResource; |
32 | |
import org.seasar.teeda.core.util.IteratorUtil; |
33 | |
import org.seasar.teeda.core.util.NavigationHandlerUtil; |
34 | |
import org.seasar.teeda.core.util.PortletUtil; |
35 | |
|
36 | |
|
37 | |
|
38 | |
|
39 | |
|
40 | 11 | public class NavigationHandlerImpl extends NavigationHandler { |
41 | |
|
42 | |
public void handleNavigation(FacesContext context, String fromAction, |
43 | |
String outcome) { |
44 | 7 | AssertionUtil.assertNotNull("context is null.", context); |
45 | 7 | if (outcome == null) { |
46 | 0 | return; |
47 | |
} |
48 | 7 | ExternalContext externalContext = context.getExternalContext(); |
49 | 7 | String viewId = context.getViewRoot().getViewId(); |
50 | 7 | NavigationCaseContext navigationCaseContext = getNavigationCaseContext( |
51 | |
fromAction, outcome, viewId); |
52 | 7 | if (navigationCaseContext != null) { |
53 | 7 | ViewHandler viewHandler = context.getApplication().getViewHandler(); |
54 | 7 | String newViewId = navigationCaseContext.getToViewId(); |
55 | 7 | if (isRedirect(context, navigationCaseContext)) { |
56 | 1 | String redirectPath = getRedirectActionPath(context, |
57 | |
viewHandler, newViewId); |
58 | 1 | redirect(context, externalContext, redirectPath, newViewId); |
59 | |
} else { |
60 | 6 | render(context, viewHandler, newViewId); |
61 | |
} |
62 | |
} |
63 | 7 | } |
64 | |
|
65 | |
protected String getRedirectActionPath(FacesContext context, |
66 | |
ViewHandler viewHandler, String newViewId) { |
67 | 1 | return viewHandler.getActionURL(context, newViewId); |
68 | |
} |
69 | |
|
70 | |
protected void redirect(FacesContext context, |
71 | |
ExternalContext externalContext, String redirectPath, |
72 | |
String newViewId) { |
73 | 1 | NavigationHandlerUtil.redirect(context, redirectPath); |
74 | 1 | } |
75 | |
|
76 | |
protected void render(FacesContext context, ViewHandler viewHandler, |
77 | |
String newViewId) { |
78 | 6 | UIViewRoot viewRoot = viewHandler.createView(context, newViewId); |
79 | 6 | viewRoot.setViewId(newViewId); |
80 | 6 | context.setViewRoot(viewRoot); |
81 | 6 | context.renderResponse(); |
82 | 6 | } |
83 | |
|
84 | |
protected boolean isRedirect(FacesContext context, |
85 | |
NavigationCaseContext caseContext) { |
86 | |
|
87 | 7 | if (PortletUtil.isPortlet(context)) { |
88 | 1 | return false; |
89 | |
} |
90 | 6 | return caseContext.isRedirect(); |
91 | |
} |
92 | |
|
93 | |
protected NavigationCaseContext getNavigationCaseContext(String fromAction, |
94 | |
String outcome, String viewId) { |
95 | |
|
96 | 11 | List navigationList = getExactMatchNavigationCases(viewId); |
97 | 11 | NavigationCaseContext navigationCaseContext = getNavigationCaseContextInternal( |
98 | |
navigationList, fromAction, outcome); |
99 | |
|
100 | 11 | if (navigationCaseContext == null) { |
101 | 3 | navigationList = getWildCardMatchNavigationCases(viewId); |
102 | 3 | navigationCaseContext = getNavigationCaseContextInternal( |
103 | |
navigationList, fromAction, outcome); |
104 | |
} |
105 | |
|
106 | 11 | if (navigationCaseContext == null) { |
107 | 2 | navigationList = getDefaultNavigationCases(viewId); |
108 | 2 | navigationCaseContext = getNavigationCaseContextInternal( |
109 | |
navigationList, fromAction, outcome); |
110 | |
} |
111 | 11 | return navigationCaseContext; |
112 | |
} |
113 | |
|
114 | |
private NavigationCaseContext getNavigationCaseContextInternal( |
115 | |
List navigationList, String fromAction, String outcome) { |
116 | 16 | for (Iterator itr = IteratorUtil.getIterator(navigationList); itr |
117 | 16 | .hasNext();) { |
118 | 11 | NavigationContext navContext = (NavigationContext) itr.next(); |
119 | 11 | NavigationCaseContext caseContext = navContext.getNavigationCase( |
120 | |
fromAction, outcome); |
121 | 11 | if (caseContext != null) { |
122 | 11 | return caseContext; |
123 | |
} |
124 | |
} |
125 | 5 | return null; |
126 | |
} |
127 | |
|
128 | |
protected List getExactMatchNavigationCases(String viewId) { |
129 | 11 | Map map = NavigationResource.getNavigationContexts(); |
130 | 11 | if (map != null) { |
131 | 8 | return (List) map.get(viewId); |
132 | |
} |
133 | 3 | return null; |
134 | |
} |
135 | |
|
136 | |
protected List getWildCardMatchNavigationCases(String viewId) { |
137 | 3 | Map map = NavigationResource.getWildCardMatchNavigationContexts(); |
138 | 3 | if (map != null) { |
139 | 1 | for (Iterator itr = map.keySet().iterator(); itr.hasNext();) { |
140 | 1 | String key = (String) itr.next(); |
141 | 1 | key = key.substring(0, key.lastIndexOf("*")); |
142 | 1 | if (viewId.startsWith(key)) { |
143 | 1 | return (List) map.get(key + "*"); |
144 | |
} |
145 | |
} |
146 | |
} |
147 | 2 | return null; |
148 | |
} |
149 | |
|
150 | |
protected List getDefaultNavigationCases(String viewId) { |
151 | 2 | Map map = NavigationResource.getDefaultMatchNavigationContexts(); |
152 | 2 | if (map != null) { |
153 | 2 | return (List) map.get("*"); |
154 | |
} |
155 | 0 | return null; |
156 | |
} |
157 | |
} |