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主题： 通过jsp向mysql中添加数据出错

shunli

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发表于：

2014-12-11 15:52:23 | [全部帖] [楼主帖]

楼主

代码：

<%@page contentType="text/html;charset=gb2312"%>
<%@page language ="java" %>
<%@page import="com.mysql.jdbc.Driver" %>
<%@page import="java.sql.*" %>
<%@page import="java.util.*" %>
<%@page import="java.io.*" %>
<html>
<head>
<title>添加数据</title>
</head>
<body>
<center>
<strong>向数据库添加数据</strong>
<br><hr>
<%
try
{
      Class.forName("com.mysql.jdbc.Driver").newInstance();
      Connection conn=DriverManager.getConnection("jdbc:mysql://localfost:3036/sss?user=root&password=root");
      PreparedStatement pstmt=conn.prepareStatement("insert into ssssin values(?,?,?,?,?,?)");
      pstmt.setString(1,"33333");
      pstmt.setString(2,"rrrrr");
      pstmt.executeUpdate();
pstmt.close();}
catch(Exception e)
{
out.print(e);
}
%>
</center>
</body>
</html>

报错：

com.mysql.jdbc.CommunicationsException: Communications link failure due to underlying exception: ** BEGIN NESTED EXCEPTION ** java.net.SocketException MESSAGE: java.net.ConnectException: Connection timed out: connect STACKTRACE: java.net.SocketException: java.net.ConnectException: Connection timed out: connect at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:156) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:284) at com.mysql.jdbc.Connection.createNewIO(Connection.java:2541) at com.mysql.jdbc.Connection.(Connection.java:1474) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:266) at java.sql.DriverManager.getConnection(Unknown Source) at java.sql.DriverManager.getConnection(Unknown Source) at org.apache.jsp._1_jsp._jspService(_1_jsp.java:64) at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:97) at javax.servlet.http.HttpServlet.service(HttpServlet.java:802) at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:332) at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:314) at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:264) at javax.servlet.http.HttpServlet.service(HttpServlet.java:802) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:869) at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:664) at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527) at org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:80) at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:684) at java.lang.Thread.run(Unknown Source) ** END NESTED EXCEPTION ** Last packet sent to the server was 0 ms ago.

哥哥姐姐们，这个是什么原因呢给讲一下吧

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