1 /*

     2  * Copyright (c) 2007-2008 Nokia Corporation and/or its subsidiary(-ies).

     3  * All rights reserved.

     4  * This component and the accompanying materials are made available

     5  * under the terms of the License "Eclipse Public License v1.0"

     6  * which accompanies this distribution, and is available

     7  * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8  *

     9  * Initial Contributors:

    10  * Nokia Corporation - initial contribution.

    11  *

    12  * Contributors:

    13  *

    14  * Description:  

    15  *

    16  */

    17 package com.nokia.helium.metadata.model.metadata;

    18 

    19 import java.io.File;

    20 import java.util.List;

    21 

    22 import javax.persistence.NoResultException;

    23 

    24 import com.nokia.helium.metadata.JpaDAO;

    25 

    26 /**

    27  * Implements DAO for the LogFile.

    28  * Contains all helpers related to LogFile manipulation.

    29  *

    30  */

    31 public class LogFileDAO extends JpaDAO<LogFile> {

    32     

    33     /**

    34      * Get a logfile instance by file name.

    35      * @param logfile

    36      * @return

    37      */

    38     public LogFile findByLogName(File logfile) {

    39         LogFile result = null;

    40         try {

    41             List<LogFile> resultList = this.getEntityManager().createQuery("select l from LogFile l where l.path='" +

    42                 logfile.getAbsolutePath().replace('\\', '/') + "'", LogFile.class).getResultList();

    43             if (resultList.size() > 0) {

    44                 result = resultList.get(0);

    45             }

    46         } catch (NoResultException ex) {

    47             result = null;

    48         }

    49         return result;

    50     }

    51     

    52 }