在下面的示例中，TableModel更新Set checked在執(zhí)行setValueAt()..相鄰模型JList偵聽(tīng)表的模型并顯示當(dāng)前選定的行號(hào)。該示例假定所選行數(shù)與行數(shù)相比較小。注意使用TreeSet，其迭代器保留了元素的自然順序。import?java.awt.Dimension;import?java.awt.EventQueue;import?java.awt.GridLayout;import?java.util.ArrayList;import?java.util.List;

import?java.util.Set;import?java.util.TreeSet;import?javax.swing.BorderFactory;import?javax.swing.DefaultListModel;

import?javax.swing.JFrame;import?javax.swing.JList;import?javax.swing.JPanel;import?javax.swing.JScrollPane;

import?javax.swing.JTable;import?javax.swing.event.TableModelEvent;import?javax.swing.event.TableModelListener;

import?javax.swing.table.AbstractTableModel;/**?@see?http://stackoverflow.com/a/13919878/230513?*/public?class?CheckTable?{

private?static?final?CheckModel?model?=?new?CheckModel(5000);

private?static?final?JTable?table?=?new?JTable(model)?{

@Override

public?Dimension?getPreferredScrollableViewportSize()?{

return?new?Dimension(150,?300);

}

};

public?static?void?main(String[]?args)?{

EventQueue.invokeLater(new?Runnable()?{

@Override

public?void?run()?{

JFrame?f?=?new?JFrame("CheckTable");

f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

f.setLayout(new?GridLayout(1,?0));

f.add(new?JScrollPane(table));

f.add(new?DisplayPanel(model));

f.pack();

f.setLocationRelativeTo(null);

f.setVisible(true);

}

});

}

private?static?class?DisplayPanel?extends?JPanel?{

private?DefaultListModel?dlm?=?new?DefaultListModel();

private?JList?list?=?new?JList(dlm);

public?DisplayPanel(final?CheckModel?model)?{

super(new?GridLayout());

this.setBorder(BorderFactory.createTitledBorder("Checked"));

this.add(new?JScrollPane(list));

model.addTableModelListener(new?TableModelListener()?{

@Override

public?void?tableChanged(TableModelEvent?e)?{

dlm.removeAllElements();

for?(Integer?integer?:?model.checked)?{

dlm.addElement(integer);

}

}

});

}

}

private?static?class?CheckModel?extends?AbstractTableModel?{

private?final?int?rows;

private?List?rowList;

private?Set?checked?=?new?TreeSet();

public?CheckModel(int?rows)?{

this.rows?=?rows;

rowList?=?new?ArrayList(rows);

for?(int?i?=?0;?i?

rowList.add(Boolean.FALSE);

}

}

@Override

public?int?getRowCount()?{

return?rows;

}

@Override

public?int?getColumnCount()?{

return?2;

}

@Override

public?String?getColumnName(int?col)?{

return?"Column?"?+?col;

}

@Override

public?Object?getValueAt(int?row,?int?col)?{

if?(col?==?0)?{

return?row;

}?else?{

return?rowList.get(row);

}

}

@Override

public?void?setValueAt(Object?aValue,?int?row,?int?col)?{

boolean?b?=?(Boolean)?aValue;

rowList.set(row,?b);

if?(b)?{

checked.add(row);

}?else?{

checked.remove(row);

}

fireTableRowsUpdated(row,?row);

}

@Override

public?Class>?getColumnClass(int?col)?{

return?getValueAt(0,?col).getClass();

}

@Override

public?boolean?isCellEditable(int?row,?int?col)?{

return?col?==?1;

}

}}

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