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Java > Open Source Codes > org > objectstyle > cayenne > dataview > dvmodeler > AttributesTableModel


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7  * of the software. All rights reserved.
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54  * <http://objectstyle.org/>.
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56
57 package org.objectstyle.cayenne.dataview.dvmodeler;
58
59 import javax.swing.table.*;
60
61 /**
62  * This class defines table model for ObjEntity's attributes.
63  *
64  * @author Nataliya Kholodna
65  * @version 1.0
66  */
67
68 public class AttributesTableModel extends AbstractTableModel {
69   private ObjEntity objEntity;
70   private String JavaDoc[] columnNames= {"Name", "Type"};
71
72
73   public AttributesTableModel() {
74   }
75   /*Sets another objEntity*/
76   public void setObjEntity(ObjEntity objEntity){
77     this.objEntity = objEntity;
78     fireTableStructureChanged();
79   }
80
81   /*Reterns row count*/
82   public int getRowCount(){
83     if (objEntity != null){
84       return objEntity.getObjAttributeCount();
85     }else{
86       return 0;
87     }
88   }
89
90   /*Returns colomn count*/
91   public int getColumnCount(){
92       return columnNames.length;
93   }
94
95   /*Returns name of colomn whith index col*/
96   public String JavaDoc getColumnName(int col) {
97     return columnNames[col];
98   }
99
100   /*Returns colomn c values class*/
101   public Class JavaDoc getColumnClass(int c) {
102     return getValueAt(0, c).getClass();
103   }
104   /*Returns the value for the cell at column - index and row -index. */
105   public Object JavaDoc getValueAt(int row, int column){
106     ObjAttribute attribute = objEntity.getObjAttribute(row);
107     switch (column){
108       case 0:
109         return attribute.getName();
110       case 1:
111         return attribute.getType();
112       default: return null;
113     }
114   }
115 }
116
117
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