Class.forName(driverClass);
日期：2014-05-20 浏览次数：20669 次
执行数据库存储过程出错，求解！！！！
<%@ page contentType="text/html;charset=gb2312"%>
<%@ page import="java.sql.*"%>
<html>
<body>
<%
String driverClass="com.microsoft.jdbc.sqlserver.SQLServerDriver";
Class.forName(driverClass);
String url="jdbc:microsoft:sqlserver://localhost:1433;DatabaseName=company";
//statement查询操作
String user="sa";
String password="";
Connection conn=DriverManager.getConnection(url,user,password);
Statement stmt=conn.createStatement();
String sql="select * from employee";
ResultSet rs=stmt.executeQuery(sql);
CallableStatement cs=Connection.prepareCall();
CallableStatement cs=Connection.prepareCall("{call p_insert(?,?,?,?,?,?,?,?,?,?)}");
cs.setString(1,"E0021");
cs.setString(2,"吴华");
cs.setString(3,"男");
cs.setString(4,"业务");
cs.setString(5,"职员");
cs.setString(6,"1993-04-12");
cs.setString(7,"1966-08-02");
cs.setString(8,"50000");
cs.setString(9,"13767654743");
cs.setString(10,"北京市");
int num=cs.executeUpdate();
while(rs.next()) {
%>
您的第一个字段内容为:<%=rs.getString(1)%><br>
您的第二个字段内容为:<%=rs.getString(2)%><br>
您的第三个字段内容为:<%=rs.getString(3)%><br>
您的第四个字段内容为:<%=rs.getString(4)%><br>
您的第五个字段内容为:<%=rs.getString(5)%><br>
您的第六个字段内容为:<%=rs.getString(6)%><br>
您的第七个字段内容为:<%=rs.getString(7)%><br>
您的第八个字段内容为:<%=rs.getString(8)%><br>
您的第九个字段内容为:<%=rs.getString(9)%><br>
您的第十个字段内容为:<%=rs.getString(10)%>
<p>
<%}%>
<%out.print("数据库操作成功，恭喜你");%>
<%rs.close();
stmt.close();
conn.close();
%>
错误日志如下：
HTTP Status 500 -
--------------------------------------------
type Exception report
message
description The server encountered an internal error () that prevented it from fulfilling this request.
exception
org.apache.jasper.JasperException: Unable to compile class for JSP:
An error occurred at line: 17 in the jsp file: /MyChun.jsp
The method prepareCall(String) in the type Connection is not applicable for the arguments ()
14: String sql="select * from employee";
15: ResultSet rs=stmt.executeQuery(sql);
16:
17: CallableStatement cs=Connection.prepareCall();
18: CallableStatement cs=Connection.prepareCall("{call p_insert(?,?,?,?,?,?,?,?,?,?)}");
19: cs.setString(1,"E0021");
20: cs.setString(2,"吴华");
An error occurred at line: 18 in the jsp file: /MyChun.jsp
Duplicate local variable cs
15: ResultSet rs=stmt.executeQuery(sql);
16:
17: CallableStatement cs=Connection.prepareCall();
18: CallableStatement cs=Connection.prepareCall("{call p_insert(?,?,?,?,?,?,?,?,?,?)}");
19: cs.setString(1,"E0021");
20: cs.setString(2,"吴华");
21: cs.setString(3,"男");
An error occurred at line: 18 in the jsp file: /MyChun.jsp
Cannot make a static reference to the non-static method prepareCall(String) from the type Connection
<%@ page contentType="text/html;charset=gb2312"%>
<%@ page import="java.sql.*"%>
<html>
<body>
<%
String driverClass="com.microsoft.jdbc.sqlserver.SQLServerDriver";
Class.forName(driverClass);
String url="jdbc:microsoft:sqlserver://localhost:1433;DatabaseName=company";
//statement查询操作
String user="sa";
String password="";
Connection conn=DriverManager.getConnection(url,user,password);
Statement stmt=conn.createStatement();
String sql="select * from employee";
ResultSet rs=stmt.executeQuery(sql);
CallableStatement cs=Connection.prepareCall();
CallableStatement cs=Connection.prepareCall("{call p_insert(?,?,?,?,?,?,?,?,?,?)}");
cs.setString(1,"E0021");
cs.setString(2,"吴华");
cs.setString(3,"男");
cs.setString(4,"业务");
cs.setString(5,"职员");
cs.setString(6,"1993-04-12");
cs.setString(7,"1966-08-02");
cs.setString(8,"50000");
cs.setString(9,"13767654743");
cs.setString(10,"北京市");
int num=cs.executeUpdate();
while(rs.next()) {
%>
您的第一个字段内容为:<%=rs.getString(1)%><br>
您的第二个字段内容为:<%=rs.getString(2)%><br>
您的第三个字段内容为:<%=rs.getString(3)%><br>
您的第四个字段内容为:<%=rs.getString(4)%><br>
您的第五个字段内容为:<%=rs.getString(5)%><br>
您的第六个字段内容为:<%=rs.getString(6)%><br>
您的第七个字段内容为:<%=rs.getString(7)%><br>
您的第八个字段内容为:<%=rs.getString(8)%><br>
您的第九个字段内容为:<%=rs.getString(9)%><br>
您的第十个字段内容为:<%=rs.getString(10)%>
<p>
<%}%>
<%out.print("数据库操作成功，恭喜你");%>
<%rs.close();
stmt.close();
conn.close();
%>
错误日志如下：
HTTP Status 500 -
--------------------------------------------
type Exception report
message
description The server encountered an internal error () that prevented it from fulfilling this request.
exception
org.apache.jasper.JasperException: Unable to compile class for JSP:
An error occurred at line: 17 in the jsp file: /MyChun.jsp
The method prepareCall(String) in the type Connection is not applicable for the arguments ()
14: String sql="select * from employee";
15: ResultSet rs=stmt.executeQuery(sql);
16:
17: CallableStatement cs=Connection.prepareCall();
18: CallableStatement cs=Connection.prepareCall("{call p_insert(?,?,?,?,?,?,?,?,?,?)}");
19: cs.setString(1,"E0021");
20: cs.setString(2,"吴华");
An error occurred at line: 18 in the jsp file: /MyChun.jsp
Duplicate local variable cs
15: ResultSet rs=stmt.executeQuery(sql);
16:
17: CallableStatement cs=Connection.prepareCall();
18: CallableStatement cs=Connection.prepareCall("{call p_insert(?,?,?,?,?,?,?,?,?,?)}");
19: cs.setString(1,"E0021");
20: cs.setString(2,"吴华");
21: cs.setString(3,"男");
An error occurred at line: 18 in the jsp file: /MyChun.jsp
Cannot make a static reference to the non-static method prepareCall(String) from the type Connection
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