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1
9 package org.jboss.portal.core.security;
10
11 import java.util.Iterator  ;
12 import java.util.Set ;
13
14
20 public class ModelAuthorizationRealm implements AuthorizationRealm
21 {
22
23 private final Model model;
24 private final SchemeStore store;
25
26 public ModelAuthorizationRealm(Model model, SchemeStore store)
27 {
28 this.model = model;
29 this.store = store;
30 }
31
32 public Scheme getScheme(String domain)
33 {
34 if (domain == null)
35 {
36 throw new IllegalArgumentException ();
37 }
38
39 Scheme scheme = store.getScheme(domain);
41
42 if (scheme == null)
44 {
45 scheme = model.getDefaultScheme();
46 }
47 return scheme;
48 }
49
50 public Model getModel()
51 {
52 return model;
53 }
54
55 public boolean hasPermission(String domain, String role, String permission)
56 {
57 return hasPermission(domain, role, new String [0], permission);
58 }
59
60 public boolean hasPermission(String domain, Set roles, String permission)
61 {
62 return hasPermission(domain, roles, new String [0], permission);
63 }
64
65 public boolean hasPermission(String domain, String role, String [] path, String permission)
66 {
67 if (role == null)
68 {
69 throw new IllegalArgumentException ();
70 }
71 if (path == null)
72 {
73 throw new IllegalArgumentException ();
74 }
75 if (permission == null)
76 {
77 throw new IllegalArgumentException ();
78 }
79 for (int index = path.length;index >= 0;index--)
80 {
81 String [] tmp = new String [index];
82 System.arraycopy(path, 0, tmp, 0, index);
83 Scheme scheme = getScheme(domain);
84 Set ownedPermissions = scheme.get(tmp, role);
85 for (Iterator j = ownedPermissions.iterator();j.hasNext();)
86 {
87 String ownedPermission = (String )j.next();
88 if (model.implies(ownedPermission, permission))
89 {
90 return true;
91 }
92 }
93 }
94 return false;
95 }
96
97 public boolean hasPermission(String domain, Set roles, String [] path, String permission)
98 {
99 if (roles == null)
100 {
101 throw new IllegalArgumentException ();
102 }
103 if (path == null)
104 {
105 throw new IllegalArgumentException ();
106 }
107 if (permission == null)
108 {
109 throw new IllegalArgumentException ();
110 }
111 for (int index = path.length;index >= 0;index--)
112 {
113 String [] tmp = new String [index];
114 System.arraycopy(path, 0, tmp, 0, index);
115 Scheme scheme = getScheme(domain);
116 Set ownedPermissions = scheme.get(tmp, roles);
117 for (Iterator j = ownedPermissions.iterator();j.hasNext();)
118 {
119 String ownedPermission = (String )j.next();
120 if (model.implies(ownedPermission, permission))
121 {
122 return true;
123 }
124 }
125 }
126 return false;
127 }
128
129 public boolean hasPermission(String role, String permission)
130 {
131 return hasPermission("", role, permission);
132 }
133
134 public boolean hasPermission(Set roles, String permission)
135 {
136 return hasPermission("", roles, permission);
137 }
138
139 public boolean hasPermission(String role, String [] path, String permission)
140 {
141 return hasPermission("", role, path, permission);
142 }
143
144 public boolean hasPermission(Set roles, String [] path, String permission)
145 {
146 return hasPermission("", roles, path, permission);
147 }
148 }
149 |
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