?? updatebooktype.java
字號:
package action.admin;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.action.ActionForm;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.Action;
import bean.BookTypeBean;
import db.AdminOperation;
public class UpdateBookType extends Action {
/**
* 覆蓋Action的execute()方法
*
*/
public ActionForward execute(ActionMapping mapping, ActionForm form,
HttpServletRequest request, HttpServletResponse response) {
// 創建BookTypeBean對象
BookTypeBean btb = new BookTypeBean();
// 設置BookTypeBean對象的相關屬性
btb.setDisplay(request.getParameter("display"));
btb.setTypeId(Integer.parseInt(request.getParameter("bookTypeId")));
// 創建數據庫操作的AdminOperation對象
AdminOperation db = new AdminOperation();
// 通過AdminOperation對象更新BookType信息
if (db.updateBookType(btb)) {
request.setAttribute("message", "<script>alert('更新成功');</script>");
} else {
request.setAttribute("message", "<script>alert('更新失敗');</script>");
}
// 關閉數據庫的連接
db.Close();
return mapping.findForward("booktype");
}
}
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