Workspace/Siman-Common/src/org/splat/service/KnowledgeElementTypeServiceImpl.java

   1 /*****************************************************************************
   2  * Company         OPEN CASCADE
   3  * Application     SIMAN
   4  * File            $Id$
   5  * Creation date   19.10.2012
   6  * @author         $Author$
   7  * @version        $Revision$
   8  * @copyright      OPEN CASCADE 2012
   9  *****************************************************************************/
  10
  11 package org.splat.service;
  12
  13 import java.util.List;
  14
  15 import org.hibernate.criterion.Order;
  16 import org.hibernate.criterion.Restrictions;
  17 import org.splat.dal.bo.som.KnowledgeElementType;
  18 import org.splat.dal.bo.som.ProgressState;
  19 import org.splat.dal.dao.som.KnowledgeElementTypeDAO;
  20
  21 /**
  22  * KnowledgeElementTypeService implementation for working with knowledge types.
  23  *
  24  * @author <a href="mailto:roman.kozlov@opencascade.com">Roman Kozlov (RKV)</a>
  25  */
  26 public class KnowledgeElementTypeServiceImpl implements
  27                 KnowledgeElementTypeService {
  28
  29         /**
  30          * Injected knowledge element type DAO.
  31          */
  32         private KnowledgeElementTypeDAO _knowledgeElementTypeDAO;
  33
  34         /**
  35          * Create a knowledge element type with the given name.
  36          *
  37          * @param name
  38          *            the new type name
  39          * @return the created knowledge type
  40          */
  41         public KnowledgeElementType createType(String name) {
  42                 // TODO: Check for duplicate definition
  43                 KnowledgeElementType kelt = new KnowledgeElementType(name);
  44                 getKnowledgeElementTypeDAO().create(kelt);
  45                 return kelt;
  46         }
  47
  48         /**
  49          * Get all knowledge types from the database.
  50          *
  51          * @return the list of all knowledge types
  52          */
  53         public List<KnowledgeElementType> selectAllTypes() {
  54                 return getKnowledgeElementTypeDAO().getAll(Order.asc("rid"));
  55         }
  56
  57         /**
  58          * Get knowledge types which have the given progress state.
  59          *
  60          * @param state
  61          *            the progress state
  62          * @return the list of found knowledge types
  63          */
  64         public List<KnowledgeElementType> selectTypesWhere(ProgressState state) {
  65                 return getKnowledgeElementTypeDAO().getFilteredList(
  66                                 Restrictions.eq("state", state), Order.asc("rid"));
  67         }
  68
  69         /**
  70          * Find a knowledge type by its name.
  71          *
  72          * @param name
  73          *            the knowledge type name
  74          * @return the found knowledge type
  75          */
  76         public KnowledgeElementType selectType(String name) {
  77                 return getKnowledgeElementTypeDAO().findByCriteria(
  78                                 Restrictions.eq("name", name));
  79         }
  80
  81         /**
  82          * Get a knowledge type by its id.
  83          *
  84          * @param index
  85          *            the id of a knowledge type
  86          * @return the found knowledge type
  87          */
  88         public KnowledgeElementType selectType(long index) {
  89                 return getKnowledgeElementTypeDAO().get(index);
  90         }
  91
  92         /**
  93          * Get the knowledgeElementTypeDAO.
  94          *
  95          * @return the knowledgeElementTypeDAO
  96          */
  97         public KnowledgeElementTypeDAO getKnowledgeElementTypeDAO() {
  98                 return _knowledgeElementTypeDAO;
  99         }
 100
 101         /**
 102          * Set the knowledgeElementTypeDAO.
 103          *
 104          * @param knowledgeElementTypeDAO
 105          *            the knowledgeElementTypeDAO to set
 106          */
 107         public void setKnowledgeElementTypeDAO(
 108                         KnowledgeElementTypeDAO knowledgeElementTypeDAO) {
 109                 _knowledgeElementTypeDAO = knowledgeElementTypeDAO;
 110         }
 111
 112 }