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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * The ASF licenses this file to You under the Apache License, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * the License.  You may obtain a copy of the License at
8    *
9    *      http://www.apache.org/licenses/LICENSE-2.0
10   *
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  package org.apache.jetspeed.security.spi.impl.ldap;
18  
19  import java.security.Principal;
20  
21  import javax.naming.directory.Attributes;
22  import javax.naming.directory.BasicAttribute;
23  import javax.naming.directory.BasicAttributes;
24  
25  import org.apache.commons.lang.StringUtils;
26  import org.apache.jetspeed.security.SecurityException;
27  import org.apache.jetspeed.security.impl.GroupPrincipalImpl;
28  
29  /***
30   * <p>
31   * DAO for handling group objects.
32   * </p>
33   * 
34   * @author <a href="mailto:mike.long@dataline.com">Mike Long </a>, <a
35   *         href="mailto:dlestrat@apache.org">David Le Strat</a>
36   */
37  public class LdapGroupDaoImpl extends LdapPrincipalDaoImpl
38  {
39  
40  	 /***
41       * <p>
42       * Default constructor.
43       * </p>
44       * 
45       * @throws SecurityException A {@link SecurityException}.
46       */
47      public LdapGroupDaoImpl() throws SecurityException
48      {
49          super();
50      }
51  
52      /***
53       * <p>
54       * Initializes the dao.
55       * </p>
56       * 
57       * @param ldapConfig Holds the ldap binding configuration.
58       * @throws SecurityException A {@link SecurityException}.
59       */
60      public LdapGroupDaoImpl(LdapBindingConfig ldapConfig) throws SecurityException
61      {
62          super(ldapConfig);
63      }
64  
65      /***
66       * <p>
67       * A template method for defining the attributes for a particular LDAP class.
68       * </p>
69       * 
70       * @param principalUid The principal uid.
71       * @return The LDAP attributes object for the particular class.
72       */
73      protected Attributes defineLdapAttributes(final String principalUid)
74      {
75          Attributes attrs = new BasicAttributes(true);
76          BasicAttribute classes = new BasicAttribute("objectclass");
77  
78          for (int i=0 ; i<getObjectClasses().length ; i++) 
79          	classes.add(getObjectClasses()[i]);
80          attrs.put(classes);
81          attrs.put(getEntryPrefix(), principalUid);
82          if(!StringUtils.isEmpty(getGroupObjectRequiredAttributeClasses()))
83          	attrs.put(getGroupObjectRequiredAttributeClasses(), "");
84          for (int i=0;i<getAttributes().length;i++)
85          	attrs.put(parseAttr(getAttributes()[i],principalUid)[0], parseAttr(getAttributes()[i],principalUid)[1]);
86                  
87          return attrs;
88      }
89  
90      /***
91       * @see org.apache.jetspeed.security.spi.impl.ldap.LdapPrincipalDaoImpl#getDnSuffix()
92       */
93      protected String getDnSuffix()
94      {
95         return getGroupFilterBase();
96      }
97  
98      /***
99       * <p>
100      * Creates a GroupPrincipal object.
101      * </p>
102      * 
103      * @param principalUid The principal uid.
104      * @return A group principal object.
105      */
106     protected Principal makePrincipal(String principalUid)
107     {
108         return new GroupPrincipalImpl(principalUid);
109     }
110 
111 
112 	protected String getEntryPrefix() {
113 		return this.getGroupIdAttribute();
114 	}
115 	
116 	protected String getSearchSuffix() {
117 		return this.getGroupFilter();
118 	}
119 
120 	protected String getSearchDomain() {
121 		return this.getGroupFilterBase();
122 	}
123 
124 	protected String[] getObjectClasses() {
125 		return this.getGroupObjectClasses();
126 	}
127 
128 	protected String getUidAttributeForPrincipal() {
129 		return this.getGroupUidAttribute();
130 	}
131 
132 	protected String[] getAttributes() {
133 		return this.getGroupAttributes();
134 	}
135 	
136  	
137 }