UC知道jsp急帮忙
来源：百度知道 编辑：UC知道 时间：2024/06/07 02:42:40
org.apache.jasper.JasperException: An exception occurred processing JSP page /index.jsp at line 8
5: <%@ page import="java.sql.*" %>
6: <%
7: String url = "jdbc:mysql://localhost:3306/test" ;
8: Class.forName("com.mysql.jdbc.Driver").newInstance();
9: Connection connection = DriverManager.getConnection(url,"root","111111");
10: Statement statement = connection.createStatement();
11: String sql = "SELECT * FROM test1 " ;
Stacktrace:
org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:524)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:417)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:320)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:266)
javax.servlet.http.HttpServlet.service(HttpS
5: <%@ page import="java.sql.*" %>
6: <%
7: String url = "jdbc:mysql://localhost:3306/test" ;
8: Class.forName("com.mysql.jdbc.Driver").newInstance();
9: Connection connection = DriverManager.getConnection(url,"root","111111");
10: Statement statement = connection.createStatement();
11: String sql = "SELECT * FROM test1 " ;
Stacktrace:
org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:524)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:417)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:320)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:266)
javax.servlet.http.HttpServlet.service(HttpS
这都多明显的错误啊！
数据库驱动包没有找到！
ClassNotFoundException: com.mysql.jdbc.Driver
你把你的mysql的驱动包放到你的tomcat的lib目录下面就好了！
要不放你的工程的lib目录下面！就是WEB-INF目录下面的lib，这两个都行！
第二个不行，第一个一定行！
要定义类型吧