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Java > Open Source Codes > org > apache > directory > ldapstudio > proxy > view > ProxyViewContentProvider


1 /*
2  * Licensed to the Apache Software Foundation (ASF) under one
3  * or more contributor license agreements. See the NOTICE file
4  * distributed with this work for additional information
5  * regarding copyright ownership. The ASF licenses this file
6  * to you under the Apache License, Version 2.0 (the
7  * "License"); you may not use this file except in compliance
8  * with the License. You may obtain a copy of the License at
9  *
10  * http://www.apache.org/licenses/LICENSE-2.0
11  *
12  * Unless required by applicable law or agreed to in writing,
13  * software distributed under the License is distributed on an
14  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15  * KIND, either express or implied. See the License for the
16  * specific language governing permissions and limitations
17  * under the License.
18  *
19  */
20 package org.apache.directory.ldapstudio.proxy.view;
21
22
23 import org.apache.directory.ldapstudio.proxy.view.wrappers.IWrapper;
24 import org.eclipse.jface.viewers.IStructuredContentProvider;
25 import org.eclipse.jface.viewers.ITreeContentProvider;
26 import org.eclipse.jface.viewers.Viewer;
27
28
29 /**
30  * This class implements the Label Provider for the Proxy View.
31  *
32  * @author <a HREF="mailto:dev@directory.apache.org">Apache Directory Project</a>
33  * @version $Rev$, $Date$
34  */
35 public class ProxyViewContentProvider implements IStructuredContentProvider, ITreeContentProvider
36 {
37
38     /* (non-Javadoc)
39      * @see org.eclipse.jface.viewers.IStructuredContentProvider#getElements(java.lang.Object)
40      */
41     public Object JavaDoc[] getElements( Object JavaDoc inputElement )
42     {
43         return getChildren( inputElement );
44     }
45
46
47     /* (non-Javadoc)
48      * @see org.eclipse.jface.viewers.IContentProvider#dispose()
49      */
50     public void dispose()
51     {
52     }
53
54
55     /* (non-Javadoc)
56      * @see org.eclipse.jface.viewers.IContentProvider#inputChanged(org.eclipse.jface.viewers.Viewer, java.lang.Object, java.lang.Object)
57      */
58     public void inputChanged( Viewer viewer, Object JavaDoc oldInput, Object JavaDoc newInput )
59     {
60     }
61
62
63     /* (non-Javadoc)
64      * @see org.eclipse.jface.viewers.ITreeContentProvider#getChildren(java.lang.Object)
65      */
66     public Object JavaDoc[] getChildren( Object JavaDoc parentElement )
67     {
68         if ( parentElement instanceof IWrapper )
69         {
70             return ( ( IWrapper ) parentElement ).getChildren().toArray();
71         }
72
73         return null;
74     }
75
76
77     /* (non-Javadoc)
78      * @see org.eclipse.jface.viewers.ITreeContentProvider#getParent(java.lang.Object)
79      */
80     public Object JavaDoc getParent( Object JavaDoc element )
81     {
82         if ( element instanceof IWrapper )
83         {
84             return ( ( IWrapper ) element ).getParent();
85         }
86
87         return null;
88     }
89
90
91     /* (non-Javadoc)
92      * @see org.eclipse.jface.viewers.ITreeContentProvider#hasChildren(java.lang.Object)
93      */
94     public boolean hasChildren( Object JavaDoc element )
95     {
96         if ( element instanceof IWrapper )
97         {
98             return ( ( IWrapper ) element ).hasChildren();
99         }
100
101         return true;
102     }
103 }
104
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