?? paperdel.jsp
字號(hào):
<%@page contentType="text/html;charset=GBK"%>
<%@page import="java.sql.*" errorPage="/public/error.jsp"%>
<%@ include file="/public/checkvalidadmin.jsp"%>
<%@ include file="/public/checkvalidadmin8.jsp"%>
<jsp:useBean id="conn" scope="page" class="test.ConnOracle"/>
<%!
String classid;
String paperid;
ResultSet rs = null;
String sql = "";
int result = 0;
%>
<%
classid = request.getParameter("classid");
paperid = request.getParameter("paperid");
// 避免用戶直接在瀏覽器地址欄輸入頁(yè)面地址所產(chǎn)生的Exception
if(classid==null || paperid.equals("")) {
out.println("<center>");
out.println("請(qǐng)進(jìn)行合法操作!");
out.println("</center>");
return;
}
try{
sql = "delete from test_paper_lib ";
sql+= " where paper_id=" + paperid;
result = conn.executeUpdate( sql );
if(result == 0 ) {
out.println("<center>");
out.println("試卷信息刪除失敗!<br><br>");
out.println("請(qǐng)將下列信息告知管理員<br><br>");
out.println("單擊這里<a href=javascript:history.back()>返回</a><br>");
out.println("</center>");
}
// 更新班級(jí)信息表中某個(gè)班級(jí)的試卷數(shù)目
sql = "update test_classinfo set totalpaper=totalpaper-1";
sql+= " where classid='" + classid + "'";
conn.executeUpdate( sql );
}catch(Exception ee) {
out.println("<center>");
out.println("試卷信息刪除失?。?lt;br><br>");
out.println("請(qǐng)將下列信息告知管理員<br><br>");
out.println(ee.toString() + "<br><br>");
out.println("單擊這里<a href=javascript:history.back()>返回</a><br>");
out.println("</center>");
}
%>
<jsp:forward page="paperview.jsp">
<jsp:param name="classid" value="<%=classid%>"/>
<jsp:param name="operflag" value="1"/>
</jsp:forward>
</center>
</Body>
</html>
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