传球和分析对象输入对话框值到数据库表

I want to know how to get integer value from input dailog box

和查询它的select语句里面看起来我的错误输入框中键入按我下面的是对象，我不知道如何解析对象为整数，从而由SELECT语句接受请告知如何处理的对象类型，以获得输入框的变量，并注入同进我的选择传球和分析对象输入对话框值到数据库表

私人无效InputVal（）{

 // here is the input box to retrieve user entry 
     Object journal_no = JOptionPane.showInputDialog(
       null, "Please enter Journal No.?:\n", "Search", JOptionPane.PLAIN_MESSAGE, 
       null,null,""); 
     if (journal_no.equals("")){ 
      JOptionPane.showMessageDialog(null, "Please enter correct No."); 
      return; 


     } 
     // HERE I WILL CALL SQL STATEMENT TO LOAD Table rely on //inputbox 
     try { 
    String host1= "jdbc:derby://localhost:1527//accountsdb"; 
    String uName1="accounts"; 
    String uPass1="accounts"; 
    con1=DriverManager.getConnection(host1,uName1 ,uPass1); 
    //String sql ="select * from log where password= jTuser.getText() " ; 

    String sql1="select * from JOUNRAL Where journal_no=" + journal_no + " "; 
    stmt1=con1.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE, 
    ResultSet.CONCUR_UPDATABLE); 
     rs=stmt1.executeQuery(sql1); 

      while (rs.next()){ 
       //Load values into 
      Date Jdate =rs.getDate("journal_date"); 
      txt_date.setDate(Jdate); 
      int JNo; 
     JNo = rs.getInt("journal_no"); 
      jLjournal_no.setText(Integer.toString(JNo)); 
      } 
     } 
     catch (SQLException ex) { 
       System.out.println(ex.getMessage()) ;  
} 
     }

来源

2016-02-05 Mohamed Bawaneen