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Java > Open Source Codes > org > apache > directory > ldapstudio > ldifeditor > editor > LdifDocumentSetupParticipant


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
21 package org.apache.directory.ldapstudio.ldifeditor.editor;
22
23
24 import org.apache.directory.ldapstudio.ldifeditor.editor.text.LdifPartitionScanner;
25 import org.eclipse.core.filebuffers.IDocumentSetupParticipant;
26 import org.eclipse.jface.text.IDocument;
27 import org.eclipse.jface.text.IDocumentExtension3;
28 import org.eclipse.jface.text.IDocumentPartitioner;
29 import org.eclipse.jface.text.rules.FastPartitioner;
30
31
32 /**
33  * This class implements the IDocumentSetupParticipant interface for LDIF document
34  *
35  * @author <a HREF="mailto:dev@directory.apache.org">Apache Directory Project</a>
36  * @version $Rev$, $Date$
37  */
38 public class LdifDocumentSetupParticipant implements IDocumentSetupParticipant
39 {
40     /** The LDIF Partitioning ID */
41     public final static String JavaDoc LDIF_PARTITIONING = "org.apache.directory.ldapstudio.ldifeditor.LdifPartitioning"; //$NON-NLS-1$
42
43
44     /**
45      * Creates a new instance of LdifDocumentSetupParticipant.
46      */
47     public LdifDocumentSetupParticipant()
48     {
49     }
50
51
52     /**
53      * {@inheritDoc}
54      */
55     public void setup( IDocument document )
56     {
57
58         if ( document instanceof IDocumentExtension3 )
59         {
60             IDocumentExtension3 extension3 = ( IDocumentExtension3 ) document;
61             if ( extension3.getDocumentPartitioner( LdifDocumentSetupParticipant.LDIF_PARTITIONING ) == null )
62             {
63                 IDocumentPartitioner partitioner = createDocumentPartitioner();
64                 extension3.setDocumentPartitioner( LDIF_PARTITIONING, partitioner );
65                 partitioner.connect( document );
66             }
67         }
68     }
69
70
71     /**
72      * Creates the Document Partitioner
73      *
74      * @return
75      * the Document Partitioner
76      */
77     private IDocumentPartitioner createDocumentPartitioner()
78     {
79         IDocumentPartitioner partitioner = new FastPartitioner( new LdifPartitionScanner(), new String JavaDoc[]
80             { LdifPartitionScanner.LDIF_RECORD } );
81         return partitioner;
82     }
83 }
84
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