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Java > Open Source Codes > org > apache > roller > business > search > operations > AddEntryOperation


1 /*
2  * Licensed to the Apache Software Foundation (ASF) under one or more
3  * contributor license agreements. The ASF licenses this file to You
4  * under the Apache License, Version 2.0 (the "License"); you may not
5  * use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License. For additional information regarding
15  * copyright in this work, please see the NOTICE file in the top level
16  * directory of this distribution.
17  */
18 /* Created on Jul 16, 2003 */
19 package org.apache.roller.business.search.operations;
20
21 import java.io.IOException JavaDoc;
22
23 import org.apache.commons.logging.Log;
24 import org.apache.commons.logging.LogFactory;
25 import org.apache.lucene.index.IndexWriter;
26 import org.apache.roller.business.IndexManagerImpl;
27 import org.apache.roller.model.Roller;
28 import org.apache.roller.model.RollerFactory;
29 import org.apache.roller.pojos.WeblogEntryData;
30
31 /**
32  * An operation that adds a new log entry into the index.
33  * @author Mindaugas Idzelis (min@idzelis.com)
34  */
35 public class AddEntryOperation extends WriteToIndexOperation {
36     
37     //~ Static fields/initializers =============================================
38
39     private static Log mLogger =
40             LogFactory.getFactory().getInstance(AddEntryOperation.class);
41     
42     //~ Instance fields ========================================================
43
44     private WeblogEntryData data;
45     
46     //~ Constructors ===========================================================
47
48     /**
49      * Adds a web log entry into the index.
50      */
51     public AddEntryOperation(IndexManagerImpl mgr, WeblogEntryData data) {
52         super(mgr);
53         this.data = data;
54     }
55     
56     //~ Methods ================================================================
57
58     public void doRun() {
59         IndexWriter writer = beginWriting();
60         Roller roller = RollerFactory.getRoller();
61         try {
62             if (writer != null) {
63                 writer.addDocument(getDocument(data));
64             }
65         } catch (IOException JavaDoc e) {
66             mLogger.error("Problems adding doc to index", e);
67         } finally {
68             if (roller != null) roller.release();
69             endWriting();
70         }
71     }
72 }
73
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