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1
17 package org.alfresco.repo.security.permissions.impl.model;
18
19 import java.util.Collections  ;
20 import java.util.HashSet ;
21 import java.util.Iterator ;
22 import java.util.Set ;
23
24 import org.alfresco.repo.security.permissions.impl.AbstractPermissionReference;
25 import org.alfresco.repo.security.permissions.impl.RequiredPermission;
26 import org.alfresco.service.namespace.NamespacePrefixResolver;
27 import org.alfresco.service.namespace.QName;
28 import org.dom4j.Attribute;
29 import org.dom4j.Element;
30
31
36 public abstract class AbstractPermission extends AbstractPermissionReference implements XMLModelInitialisable
37 {
38
39
40 private static final String NAME = "name";
41
42 private static final String REQUIRED_PERMISSION = "requiredPermission";
43
44 private static final String RP_NAME = "name";
45
46 private static final String RP_TYPE = "type";
47
48 private static final String RP_ON = "on";
49
50 private static final String RP_IMPLIES = "implies";
51
52 private static final String NODE_ENTRY = "node";
53
54 private static final String PARENT_ENTRY = "parent";
55
56 private static final String CHILDREN_ENTRY = "children";
57
58
59
60 private String name;
61
62 private QName typeQName;
63
64 private Set <RequiredPermission> requiredPermissions = new HashSet <RequiredPermission>();
65
66 public AbstractPermission(QName typeQName)
67 {
68 super();
69 this.typeQName = typeQName;
70 }
71
72 public void initialise(Element element, NamespacePrefixResolver nspr, PermissionModel permissionModel)
73 {
74 name = element.attributeValue(NAME);
75
76 for (Iterator rpit = element.elementIterator(REQUIRED_PERMISSION); rpit.hasNext(); )
77 {
78 QName qName;
79 Element requiredPermissionElement = (Element) rpit.next();
80 Attribute typeAttribute = requiredPermissionElement.attribute(RP_TYPE);
81 if (typeAttribute != null)
82 {
83 qName = QName.createQName(typeAttribute.getStringValue(), nspr);
84 }
85 else
86 {
87 qName = typeQName;
88 }
89
90 String requiredName = requiredPermissionElement.attributeValue(RP_NAME);
91
92 RequiredPermission.On on;
93 String onString = requiredPermissionElement.attributeValue(RP_ON);
94 if (onString.equalsIgnoreCase(NODE_ENTRY))
95 {
96 on = RequiredPermission.On.NODE;
97 }
98 else if (onString.equalsIgnoreCase(PARENT_ENTRY))
99 {
100 on = RequiredPermission.On.PARENT;
101 }
102 else if (onString.equalsIgnoreCase(CHILDREN_ENTRY))
103 {
104 on = RequiredPermission.On.CHILDREN;
105 }
106 else
107 {
108 throw new PermissionModelException("Required permission must specify parent or node for the on attribute.");
109 }
110
111 boolean implies = false;
112 Attribute impliesAttribute = requiredPermissionElement.attribute(RP_IMPLIES);
113 if (impliesAttribute != null)
114 {
115 implies = Boolean.parseBoolean(impliesAttribute.getStringValue());
116 }
117
118 RequiredPermission rq = new RequiredPermission(qName, requiredName, on, implies);
119
120 requiredPermissions.add(rq);
121 }
122 }
123
124 public final String getName()
125 {
126 return name;
127 }
128
129 public final Set <RequiredPermission> getRequiredPermissions()
130 {
131 return Collections.unmodifiableSet(requiredPermissions);
132 }
133
134 public final QName getTypeQName()
135 {
136 return typeQName;
137 }
138
139 public final QName getQName()
140 {
141 return getTypeQName();
142 }
143 }
144 |
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