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我想從hibernate框架的mysql數據庫中獲取記錄。爲了實現這一點,我寫了下面的代碼。如何從Hibernate查詢中識別生成的對象?
List addresses = session.createQuery("Select P.address,P.personal_email,P.contact FROM PermanentAddress P,Employee E WHERE E.login_account='"+inf.getlogin_account()+"' AND E.employee_no=P.empno").list();
for (Iterator iterator = addresses.iterator(); iterator.hasNext();){
PermanentAddress pa= (PermanentAddress) iterator.next();
ad.setpaddr(pa.getaddress());
ad.setpemail(pa.getpersonal_email());
ad.setpcontact(pa.getcontact());
System.out.println(ad.getpemail());
}
,當我跑這個代碼我得到下面的錯誤
javax.servlet.ServletException: java.lang.ClassCastException: [Ljava.lang.Object; cannot be cast to com.lms.model.PermanentAddress
org.apache.struts.action.RequestProcessor.processException(RequestProcessor.java:545)
org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:486)
org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:274)
org.apache.struts.action.ActionServlet.process(ActionServlet.java:1482)
org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:525)
javax.servlet.http.HttpServlet.service(HttpServlet.java:641)
javax.servlet.http.HttpServlet.service(HttpServlet.java:722)
請給我帶路。
請提供'PermanentAddress'映射文件 – 2014-10-17 07:13:54