rev_user_c.java

很好的Java绘图程序源代码

package project;

import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.JOptionPane;

/**
 * <p>Title: </p>
 *
 * <p>Description: </p>
 *
 * <p>Copyright: Copyright (c) 2007</p>
 *
 * <p>Company: </p>
 *
 * @author not attributable
 * @version 1.0
 */
public class Rev_user_C {

  JFrame mainframe = null;
  JPanel Rev_user_C_panel = null;
  public Rev_user_C(JFrame mainframe, JPanel Rev_user_C_panel) {
    this.mainframe = mainframe;
    this.Rev_user_C_panel = Rev_user_C_panel;
  }

  public int Rev_user_C(String name_text, int pri_num){
    if(name_text.equals("")){
      JOptionPane.showMessageDialog(this.mainframe, "请选择用户!",
                                      "提示", JOptionPane.INFORMATION_MESSAGE);
      return 0;
    }
    if(name_text.equals("adm")){
      JOptionPane.showMessageDialog(this.mainframe, "这个用户的权限不可以被更改!",
                                      "提示", JOptionPane.INFORMATION_MESSAGE);
      return 1;
    }
    DataBase db = new DataBase();
    String sql = "update login_table set privilege_id ="+pri_num+" where loginName ='"+name_text+"'";
    int res = db.executeUpdate(sql);
    db.close();
    if(res > 0){
      JOptionPane.showMessageDialog(this.mainframe, "权限修改成功!",
                                "提示", JOptionPane.INFORMATION_MESSAGE);
      return 2;

    }else{
      JOptionPane.showMessageDialog(this.mainframe, "权限修改失败!",
                          "提示", JOptionPane.INFORMATION_MESSAGE);
      return 3;

    }

  }

}