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Проблема с TableCellRenderer
#38613385
Ссылка:
Ссылка на сообщение:
Ссылка с названием темы:
Ссылка на профиль пользователя:
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Всем привет, смог бы кто то подсказать что за ошибка тут?
Вот сам код:
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package DCCViewer;
import java.awt.Component;
import javax.swing.JTable;
import javax.swing.JLabel;
import javax.swing.SwingConstants;
import javax.swing.table.TableCellRenderer;
import DCCViewer.DccTableModel;
public class DccTableCellRenderer extends JLabel implements TableCellRenderer
{
private static final long serialVersionUID = 1;
DccTableCellRenderer()
{
this.setHorizontalAlignment(SwingConstants.CENTER);
}
@Override
public Component getTableCellRendererComponent(JTable table, Object value,
boolean isSelected, boolean hasFocus, int row, int column) {
switch(column)
{
case DccTableModel.ID_COLUMN:
{
this.setText("<html><u color=\"blue\">" + value.toString() + "</u></html>");
return this;
}
case DccTableModel.DATE_COLUMN:
{
this.setText("<html><div bgcolor=\"yellow\">" + value.toString() + "</div></html>");
return this;
}
case DccTableModel.DOC_DATE_COLUMN:
{
this.setText("<html><u color=\"blue\">" + value.toString() + "</u></html>");
return this;
}
}
this.setText(value.toString());
return this;
}
}
А вот при запуске ошибка:
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Connected
10111
SELECT ID,DCC_Date,Doc_Date,Doc_Number,Proj_Number,Proj_Title,Area,Sub_Area,Transmittal,Contractor,FullDocName,Doc_Group,FileName,Department,Seq_Number,Prod_Ops_Number,Rev,RevStatus,Lang,PDF_Link,Title_Eng,Title_Rus,Nat_Link,Received,Doc_Taken_By,Doc_Taken_Date,Title_Kaz,Location,FolderName,JP FROM DCC_All WHERE ID=10111
Exception in thread "AWT-EventQueue-0" java.lang.NullPointerException
at DCCViewer.DccTableCellRenderer.getTableCellRendererComponent(DccTableCellRenderer.java:55)
at javax.swing.JTable.prepareRenderer(Unknown Source)
at javax.swing.plaf.basic.BasicTableUI.paintCell(Unknown Source)
at javax.swing.plaf.basic.BasicTableUI.paintCells(Unknown Source)
at javax.swing.plaf.basic.BasicTableUI.paint(Unknown Source)
at javax.swing.plaf.ComponentUI.update(Unknown Source)
at javax.swing.JComponent.paintComponent(Unknown Source)
at javax.swing.JComponent.paint(Unknown Source)
at javax.swing.JComponent.paintChildren(Unknown Source)
at javax.swing.JComponent.paint(Unknown Source)
at javax.swing.JViewport.paint(Unknown Source)
at javax.swing.JComponent.paintChildren(Unknown Source)
at javax.swing.JComponent.paint(Unknown Source)
at javax.swing.JComponent.paintChildren(Unknown Source)
at javax.swing.JComponent.paint(Unknown Source)
at javax.swing.JComponent.paintChildren(Unknown Source)
at javax.swing.JComponent.paint(Unknown Source)
at javax.swing.JComponent.paintToOffscreen(Unknown Source)
at javax.swing.RepaintManager$PaintManager.paintDoubleBuffered(Unknown Source)
at javax.swing.RepaintManager$PaintManager.paint(Unknown Source)
at javax.swing.RepaintManager.paint(Unknown Source)
at javax.swing.JComponent._paintImmediately(Unknown Source)
at javax.swing.JComponent.paintImmediately(Unknown Source)
at javax.swing.RepaintManager$3.run(Unknown Source)
at javax.swing.RepaintManager$3.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$1.doIntersectionPrivilege(Unknown Source)
at javax.swing.RepaintManager.paintDirtyRegions(Unknown Source)
at javax.swing.RepaintManager.paintDirtyRegions(Unknown Source)
at javax.swing.RepaintManager.prePaintDirtyRegions(Unknown Source)
at javax.swing.RepaintManager.access$1100(Unknown Source)
at javax.swing.RepaintManager$ProcessingRunnable.run(Unknown Source)
at java.awt.event.InvocationEvent.dispatch(Unknown Source)
at java.awt.EventQueue.dispatchEventImpl(Unknown Source)
at java.awt.EventQueue.access$200(Unknown Source)
at java.awt.EventQueue$3.run(Unknown Source)
at java.awt.EventQueue$3.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$1.doIntersectionPrivilege(Unknown Source)
at java.awt.EventQueue.dispatchEvent(Unknown Source)
at java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source)
at java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source)
at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
at java.awt.EventDispatchThread.run(Unknown Source)
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