eclipse操作，jsp不显示我的java语句

ousisuiguo 2015-12-16 04:18:16

查询数据库，但是不显示<h1>里查询的结果，<h2>里的能显示

<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%>

<%@ page import="java.sql.*" %>

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

"http://www.w3.org/TR/html4/loose.dtd">

<html>

<head>

<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">

<title>学生表</title>

</head>

<body>

	<h1>

	<%

	String driver="com.mysql.jdbc.Driver";

    String url="jdbc:mysql://localhost:3306/student";

    String user="root";

    String pword="123456";

    try{

    	Class.forName(driver);

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

        String sqls="select * from students";

        Statement stmt=conn.createStatement();

        ResultSet rs=stmt.executeQuery(sqls);

        while(rs.next()){

        	System.out.println(rs.getString("num")+"  "+rs.getString("name"));

        }

        rs.close();

        stmt.close();

        conn.close();

    }

    catch(Exception e){

        e.printStackTrace();

    }

	%>

	</h1>

	<h2>

	这错误，为何啊

	</h2>

</body>

</html>

控制台显示：
2015-12-16 15:56:03 org.apache.tomcat.util.digester.SetPropertiesRule begin
警告: [SetPropertiesRule]{Server/Service/Engine/Host/Context} Setting property 'source' to 'org.eclipse.jst.jee.server:Test2' did not find a matching property.
2015-12-16 15:56:03 org.apache.catalina.startup.VersionLoggerListener log
信息: Server version: Apache Tomcat/7.0.67
2015-12-16 15:56:03 org.apache.catalina.startup.VersionLoggerListener log
信息: Server built: Dec 7 2015 13:07:11 UTC
2015-12-16 15:56:03 org.apache.catalina.startup.VersionLoggerListener log
信息: Server number: 7.0.67.0
2015-12-16 15:56:03 org.apache.catalina.startup.VersionLoggerListener log
信息: OS Name: Windows 7
2015-12-16 15:56:03 org.apache.catalina.startup.VersionLoggerListener log
信息: OS Version: 6.1
2015-12-16 15:56:03 org.apache.catalina.startup.VersionLoggerListener log
信息: Architecture: amd64
2015-12-16 15:56:03 org.apache.catalina.startup.VersionLoggerListener log
信息: Java Home: C:\Program Files\Java\jre6
2015-12-16 15:56:03 org.apache.catalina.startup.VersionLoggerListener log
信息: JVM Version: 1.6.0_45-b06
2015-12-16 15:56:03 org.apache.catalina.startup.VersionLoggerListener log
信息: JVM Vendor: Sun Microsystems Inc.
2015-12-16 15:56:03 org.apache.catalina.startup.VersionLoggerListener log
信息: CATALINA_BASE: D:\Workwork\apache-tomcat-7.0.67
2015-12-16 15:56:03 org.apache.catalina.startup.VersionLoggerListener log
信息: CATALINA_HOME: D:\Workwork\apache-tomcat-7.0.67
2015-12-16 15:56:03 org.apache.catalina.startup.VersionLoggerListener log
信息: Command line argument: -Dcatalina.base=D:\Workwork\apache-tomcat-7.0.67
2015-12-16 15:56:03 org.apache.catalina.startup.VersionLoggerListener log
信息: Command line argument: -Dcatalina.home=D:\Workwork\apache-tomcat-7.0.67
2015-12-16 15:56:03 org.apache.catalina.startup.VersionLoggerListener log
信息: Command line argument: -Dwtp.deploy=D:\Workwork\apache-tomcat-7.0.67\wtpwebapps
2015-12-16 15:56:03 org.apache.catalina.startup.VersionLoggerListener log
信息: Command line argument: -Djava.endorsed.dirs=D:\Workwork\apache-tomcat-7.0.67\endorsed
2015-12-16 15:56:03 org.apache.catalina.startup.VersionLoggerListener log
信息: Command line argument: -Dfile.encoding=GBK
2015-12-16 15:56:03 org.apache.catalina.core.AprLifecycleListener lifecycleEvent
信息: The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: C:\Program Files\Java\jre6\bin;C:\Windows\Sun\Java\bin;C:\Windows\system32;C:\Windows;C:/Program Files/Java/jdk1.7.0_79/bin/../jre/bin/server;C:/Program Files/Java/jdk1.7.0_79/bin/../jre/bin;C:/Program Files/Java/jdk1.7.0_79/bin/../jre/lib/amd64;C:\Program Files (x86)\NVIDIA Corporation\PhysX\Common;C:\Program Files\Java\jdk1.7.0_79\bin;C:\Program Files\Java\jdk1.7.0_79\jre\bin;C:\windows\system32\;D:\eclipse-jee\adt-bundle-windows-x86_64-20140702\sdk\tools;C:\Windows;C:\Windows\system32\wbem;D:\Workwork\apache-tomcat-6.0.41\lib;D:\Workwork\apache-tomcat-6.0.41\bin;D:\Workwork\MySQL Server 5.0\bin;D:\Program Files (x86)\eclipse-jee;;.
2015-12-16 15:56:03 org.apache.coyote.AbstractProtocol init
信息: Initializing ProtocolHandler ["http-bio-8080"]
2015-12-16 15:56:03 org.apache.coyote.AbstractProtocol init
信息: Initializing ProtocolHandler ["ajp-bio-8009"]
2015-12-16 15:56:03 org.apache.catalina.startup.Catalina load
信息: Initialization processed in 1343 ms
2015-12-16 15:56:03 org.apache.catalina.core.StandardService startInternal
信息: Starting service Catalina
2015-12-16 15:56:03 org.apache.catalina.core.StandardEngine startInternal
信息: Starting Servlet Engine: Apache Tomcat/7.0.67
2015-12-16 15:56:04 org.apache.tomcat.websocket.server.WsSci onStartup
信息: JSR 356 WebSocket (Java WebSocket 1.1) support is not available when running on Java 6. To suppress this message, run Tomcat on Java 7, remove the WebSocket JARs from $CATALINA_HOME/lib or add the WebSocket JARs to the tomcat.util.scan.DefaultJarScanner.jarsToSkip property in $CATALINA_BASE/conf/catalina.properties. Note that the deprecated Tomcat 7 WebSocket API will be available.
2015-12-16 15:56:04 org.apache.catalina.startup.HostConfig deployDirectory
信息: Deploying web application directory D:\Workwork\apache-tomcat-7.0.67\webapps\docs
2015-12-16 15:56:04 org.apache.catalina.startup.HostConfig deployDirectory
信息: Deployment of web application directory D:\Workwork\apache-tomcat-7.0.67\webapps\docs has finished in 137 ms
2015-12-16 15:56:04 org.apache.catalina.startup.HostConfig deployDirectory
信息: Deploying web application directory D:\Workwork\apache-tomcat-7.0.67\webapps\examples
2015-12-16 15:56:05 org.apache.catalina.core.ApplicationContext log
信息: ContextListener: contextInitialized()
2015-12-16 15:56:05 org.apache.catalina.core.ApplicationContext log
信息: SessionListener: contextInitialized()
2015-12-16 15:56:05 org.apache.catalina.core.ApplicationContext log
信息: ContextListener: attributeAdded('org.apache.jasper.compiler.TldLocationsCache', 'org.apache.jasper.compiler.TldLocationsCache@7db5391b')
2015-12-16 15:56:05 org.apache.catalina.startup.HostConfig deployDirectory
信息: Deployment of web application directory D:\Workwork\apache-tomcat-7.0.67\webapps\examples has finished in 651 ms
2015-12-16 15:56:05 org.apache.catalina.startup.HostConfig deployDirectory
信息: Deploying web application directory D:\Workwork\apache-tomcat-7.0.67\webapps\host-manager
2015-12-16 15:56:05 org.apache.catalina.startup.HostConfig deployDirectory
信息: Deployment of web application directory D:\Workwork\apache-tomcat-7.0.67\webapps\host-manager has finished in 99 ms
2015-12-16 15:56:05 org.apache.catalina.startup.HostConfig deployDirectory
信息: Deploying web application directory D:\Workwork\apache-tomcat-7.0.67\webapps\manager
2015-12-16 15:56:05 org.apache.catalina.startup.HostConfig deployDirectory
信息: Deployment of web application directory D:\Workwork\apache-tomcat-7.0.67\webapps\manager has finished in 88 ms
2015-12-16 15:56:05 org.apache.catalina.startup.HostConfig deployDirectory
信息: Deploying web application directory D:\Workwork\apache-tomcat-7.0.67\webapps\ROOT
2015-12-16 15:56:05 org.apache.catalina.startup.HostConfig deployDirectory
信息: Deployment of web application directory D:\Workwork\apache-tomcat-7.0.67\webapps\ROOT has finished in 97 ms
2015-12-16 15:56:05 org.apache.coyote.AbstractProtocol start
信息: Starting ProtocolHandler ["http-bio-8080"]
2015-12-16 15:56:05 org.apache.coyote.AbstractProtocol start
信息: Starting ProtocolHandler ["ajp-bio-8009"]
2015-12-16 15:56:05 org.apache.catalina.startup.Catalina start
信息: Server startup in 2072 ms

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