JTable单元格只能输入数字

今天在优快云上看见有人问这个问题就找了一下,呵呵贴出来,也许对别人有点帮助

 import java.awt.Dimension;

import javax.swing.JFrame;
import javax.swing.JTable;
import javax.swing.table.DefaultTableModel;

public class TableNum extends JFrame {

    public TableNum() {
        super();
        this.init();
        this.setSize(new Dimension(400,200));
    }

    private void init() {
        this.getContentPane().add(new JTable(new DefaultTableModel() {
            @SuppressWarnings("unchecked")
            public Class getColumnClass(int c) {
                return Integer.class;
            }

            public int getColumnCount() {
                return 10;
            }

            public int getRowCount() {
                return 10;
            }
        }));
    }

    public static void main(String[] ar