abstractfiltermodel.java

来自「webwork source」· Java 代码 · 共 110 行

/*
 * author      Walter Szewelanczyk ([e-mail])
 * company     M.W. Sewall & Co.
 *
 * @version 0.01
 * date    Sep 21, 2001
 */
package webwork.view.taglib.ui.table;

import javax.swing.table.*;
import java.util.Vector;

/**
 * @author Onyeje Bose
 * @version 1.0*/
abstract public class AbstractFilterModel extends AbstractTableModel
{
	protected TableModel model;

	public AbstractFilterModel(TableModel tm)
	{
		model = tm;
	}

	public int getRowCount()
	{
		return model.getRowCount();
	}

	public int getColumnCount()
	{
		return model.getColumnCount();
	}

	public String getColumnName(int par1)
	{
		return model.getColumnName(par1);
	}

	public Class getColumnClass(int par1)
	{
		return model.getColumnClass(par1);
	}

	public boolean isCellEditable(int par1, int par2)
	{
		return model.isCellEditable(par1, par2);
	}

	public Object getValueAt(int par1, int par2)
	{
		return model.getValueAt(par1, par2);
	}

	public void setValueAt(Object par1, int par2, int par3)
	{
		model.setValueAt(par1, par2, par3);
	}

	public TableModel getModel()
	{
		return model;
	}

	public void setModel(TableModel model)
	{
		this.model = model;
		this.fireTableDataChanged();
	}

	public void addRow(Vector data) throws IllegalStateException
	{
		if(model instanceof DefaultTableModel)
		{
			((DefaultTableModel)model).addRow(data);
		}
		else if(model instanceof AbstractFilterModel)
		{
			((AbstractFilterModel)model).addRow(data);
		}
		else
		{
			throw(new IllegalStateException("Error attempting to add a row to an underlying model that is not a DefaultTableModel."));
		}
	}

	public void removeRow(int rowNum) throws ArrayIndexOutOfBoundsException,
	  IllegalStateException
	{
		if(model instanceof DefaultTableModel)
		{
			((DefaultTableModel)model).removeRow(rowNum);
		}
		else if(model instanceof AbstractFilterModel)
		{
			((AbstractFilterModel)model).removeRow(rowNum);
		}
		else
		{
			throw(new IllegalStateException("Error attempting to remove a row from an underlying model that is not a DefaultTableModel."));
		}
	}

	public void removeAllRows() throws ArrayIndexOutOfBoundsException,
	  IllegalStateException
	{
		while(this.getRowCount() > 0)
			this.removeRow(0);
	}
}