关于no db2jdbc in java.library.path问题

w597766166 2011-05-13 11:22:37

直接贴代码：



<%@ page language="java" import="java.util.*,java.sql.*,javax.sql.*" pageEncoding="GB2312"%>

<%

String path = request.getContextPath();

String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";

%>



<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">

<html>

  <head>

    <base href="<%=basePath%>">

    

    <title>My JSP 'connectDB2.jsp' starting page</title>

    

	<meta http-equiv="pragma" content="no-cache">

	<meta http-equiv="cache-control" content="no-cache">

	<meta http-equiv="expires" content="0">    

	<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">

	<meta http-equiv="description" content="This is my page">

	<!--

	<link rel="stylesheet" type="text/css" href="styles.css">

	-->



  </head>

  

  <body>

    <center>

    hello!

    <p>aaaaa</p>

    <%

   		//String url="jdbc:db2:sample";

		String url="jdbc:db2://localhost:5000/sample";

		String user="db2admin";

		String password="123";

		

		try{

			//DriverManager.registerDriver(new COM.ibm.db2.jdbc.app.DB2Driver());

			Class.forName("COM.ibm.db2.jdbc.app.DB2Driver").newInstance();

			Connection conn= DriverManager.getConnection(url,user,password);

			//Statement stmt=conn.createStatement();

			Statement stmt=conn.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE,ResultSet.CONCUR_UPDATABLE); 

			String sql="select * from RFID";

			ResultSet rs=stmt.executeQuery(sql);

			while(rs.next()) {

	%>

					<%=rs.getInt(1) %>

	<% 

			}

		}

		catch(Exception e)

		{

			e.printStackTrace();

		}

	%>

     </center>

     

  </body>

</html>

...全文

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yingzhuo2011 2011-05-16

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错误不是很清楚吗？说你没有加驱动包啊。

susu2012 2011-05-15

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楼主你真可爱~~

怎么跟你说呢~，用javaBean吧~ 展示和业务本身就是分离的~~

看来你初学JSP，建议可以看下几个简单的模式，比如MVC等

w597766166 2011-05-15

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没人回复啊？~~~

w597766166 2011-05-13

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同一个工程下面
使用相应的.java已经测试通过，但是使用.jsp文件则不行。

网上找了很多的方法，不知道到底是怎么回事。。。真的很郁闷啊~~~

求高手解答，看了很多CSDN上的老帖，都是未结的，希望能趁此机会能把这个问题彻底解决了

我使用的DB2是9.7版本并且本地机器上已经服务器端和客户端全部安装完毕。

w597766166 2011-05-13

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报的错误是:

java.sql.SQLException: java.lang.UnsatisfiedLinkError: no db2jdbc in java.library.path
at COM.ibm.db2.jdbc.app.DB2Driver.<init>(Unknown Source)
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
at java.lang.reflect.Constructor.newInstance(Constructor.java:513)
at java.lang.Class.newInstance0(Class.java:355)
at java.lang.Class.newInstance(Class.java:308)
at org.apache.jsp.connectDB2_jsp._jspService(connectDB2_jsp.java:98)
at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:386)
at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:313)
at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:260)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:298)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:859)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:588)
at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489)
at java.lang.Thread.run(Thread.java:662)