Frühling JDBC Ausnahmen

Question

My spring.xml 
<beans xmlns="http://www.springframework.org/schema/beans" 
    xmlns:mvc="http://www.springframework.org/schema/mvc" xmlns:context="http://www.springframework.org/schema/context" 
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 
    xsi:schemaLocation=" 
     http://www.springframework.org/schema/beans  
     http://www.springframework.org/schema/beans/spring-beans.xsd 
     http://www.springframework.org/schema/mvc 
     http://www.springframework.org/schema/mvc/spring-mvc.xsd 
     http://www.springframework.org/schema/context 
     http://www.springframework.org/schema/context/spring-context.xsd"> 

    <context:component-scan base-package="com.crunchify.*" /> 
    <bean id="Circle" class="com.crunchify.bean.Circle" autowire="byName"> 
     <property name="point"> 
      <value>100</value> 
     </property> 

    </bean> 

    <bean id="jdbcTemplate" class="org.springframework.jdbc.core.JdbcTemplate"> 
     <constructor-arg ref="dataSource" /> 
    </bean> 

    <bean id="CircleDao" class="com.crunchify.dao.CircleDao" autowire="byName"> 
     <property name="dataSource" ref="dataSource" /> 
     <property name="jdbcTemplateObject" ref="jdbcTemplate"></property> 
    </bean> 

    <bean id="dataSource" 
     class="org.springframework.jdbc.datasource.DriverManagerDataSource" 
     autowire="byName"> 
     <property name="driverClassName" value="oracle.jdbc.driver.OracleDriver" /> 
     <property name="url" value="jdbc:oracle:thin:@127.0.0.1:1521/xe" /> 
     <property name="username" value="rohith" /> 
     <property name="password" value="rohithrohith" /> 
    </bean> 



</beans> 


DAO CLass 
package com.crunchify.dao; 

import javax.sql.DataSource; 

import org.springframework.beans.factory.annotation.Autowired; 
import org.springframework.jdbc.core.JdbcTemplate; 

import com.crunchify.bean.Circle; 

public class CircleDao { 

    @Autowired 
    public DataSource dataSource; 
    @Autowired 
    JdbcTemplate jdbcTemplateObject; 

    public void setDataSource(DataSource dataSource) { 
     this.dataSource = dataSource; 

    } 

    public void create(String name, Integer age) { 
     String SQL = "insert into Student (name, age) values (?, ?)"; 

     jdbcTemplateObject.update(SQL, name, age); 
     System.out.println("Created Record Name = " + name + " Age = " + age); 
     return; 
    } 

    public void delete(Integer id) { 
     String SQL = "delete from Student where id = ?"; 
     jdbcTemplateObject.update(SQL, id); 
     System.out.println("Deleted Record with ID = " + id); 
     return; 
    } 

    public void update(Integer id, Integer age) { 
     String SQL = "update Student set age = ? where id = ?"; 
     jdbcTemplateObject.update(SQL, age, id); 
     System.out.println("Updated Record with ID = " + id); 
     return; 
    } 

    public int getDataFromDataBase() { 

     int resutlCount = 0; 
     String sql = "select count(*) from CIRCLE"; 
     jdbcTemplateObject.execute(sql); 
     return resutlCount; 
    } 

} 


package com.crunchify.controller; 

import org.springframework.beans.factory.BeanFactory; 
import org.springframework.context.ApplicationContext; 
import org.springframework.context.support.ClassPathXmlApplicationContext; 
import org.springframework.stereotype.Controller; 
import org.springframework.ui.ModelMap; 
import org.springframework.web.bind.annotation.ModelAttribute; 
import org.springframework.web.bind.annotation.RequestMapping; 
import org.springframework.web.bind.annotation.RequestMethod; 
import org.springframework.web.servlet.ModelAndView; 

import com.crunchify.bean.Circle; 
import com.crunchify.dao.CircleDao; 
import com.crunchify.dao.SpringDao; 

/* 
* author: Crunchify.com 
* 
*/ 

@Controller 
public class CrunchifyHelloWorld { 

    @RequestMapping("/welcome") 
    public ModelAndView helloWorld() { 

     ApplicationContext context = new ClassPathXmlApplicationContext("spring.xml"); 
     Circle cir = (Circle) context.getBean("Circle"); 
     int point = cir.getPoint(); 
     System.out.println("point" + point); 
     SpringDao nn = (SpringDao) context.getBean("SpringDao"); 
     int res = nn.getDataFromDataBase(); 
     String message = "<br><div style='text-align:center;'>" 
       + "<h3>********** Hello World, Spring MVC Tutorial</h3>This message is coming from CrunchifyHelloWorld.java **********</div><br><br>"; 
     return new ModelAndView("welcome", "message", message); 
    } 

    @RequestMapping("/welcome2") 
    public ModelAndView helloWorld2() { 

     String message = "<br><div style='text-align:center;'>" 
       + "<h3>********** Raja Hello World, Spring MVC Tutorial</h3>This message is coming from CrunchifyHelloWorld.java **********</div><br><br>"; 
     return new ModelAndView("welcome2", "message", message); 
    } 

    @RequestMapping("/Forms") 
    public String Form(@ModelAttribute("point") Circle student, ModelMap model) { 
     String message = "<br><div style='text-align:center;'>" 
       + "<h3>********** Raja Hello World, Spring MVC Tutorial</h3>This message is coming from CrunchifyHelloWorld.java **********</div><br><br>"; 
     System.out.println("SSS" + student.getPoint()); 
     model.addAttribute("point", student.getPoint()); 
     ApplicationContext context = new ClassPathXmlApplicationContext("spring.xml"); 
     CircleDao nn = (CircleDao) context.getBean("CircleDao"); 
     System.out.println("DERED"); 
     int res = nn.getDataFromDataBase(); 
     return "result"; 

    } 

    @RequestMapping(value = "/Form", method = RequestMethod.GET) 
    public ModelAndView Form() { 
     System.out.println("HIII"); 
     return new ModelAndView("Forms", "command", new Circle()); 
    } 
} 


getting following exception 

Aug 31, 2016 10:23:09 AM org.apache.tomcat.util.digester.SetPropertiesRule begin 
WARNING: [SetPropertiesRule]{Server/Service/Engine/Host/Context} Setting property 'source' to 'org.eclipse.jst.jee.server:SpringExample' did not find a matching property. 
Aug 31, 2016 10:23:09 AM org.apache.catalina.startup.VersionLoggerListener log 
INFO: Server version:  Apache Tomcat/7.0.70 
Aug 31, 2016 10:23:09 AM org.apache.catalina.startup.VersionLoggerListener log 
INFO: Server built:   Jun 15 2016 16:27:45 UTC 
Aug 31, 2016 10:23:09 AM org.apache.catalina.startup.VersionLoggerListener log 
INFO: Server number:   7.0.70.0 
Aug 31, 2016 10:23:09 AM org.apache.catalina.startup.VersionLoggerListener log 
INFO: OS Name:    Windows 7 
Aug 31, 2016 10:23:09 AM org.apache.catalina.startup.VersionLoggerListener log 
INFO: OS Version:   6.1 
Aug 31, 2016 10:23:09 AM org.apache.catalina.startup.VersionLoggerListener log 
INFO: Architecture:   amd64 
Aug 31, 2016 10:23:09 AM org.apache.catalina.startup.VersionLoggerListener log 
INFO: Java Home:    C:\Program Files\Java\jdk1.8.0_91\jre 
Aug 31, 2016 10:23:09 AM org.apache.catalina.startup.VersionLoggerListener log 
INFO: JVM Version:   1.8.0_91-b15 
Aug 31, 2016 10:23:09 AM org.apache.catalina.startup.VersionLoggerListener log 
INFO: JVM Vendor:   Oracle Corporation 
Aug 31, 2016 10:23:09 AM org.apache.catalina.startup.VersionLoggerListener log 
INFO: CATALINA_BASE:   C:\Users\rohithsree\workspace2\.metadata\.plugins\org.eclipse.wst.server.core\tmp1 
Aug 31, 2016 10:23:09 AM org.apache.catalina.startup.VersionLoggerListener log 
INFO: CATALINA_HOME:   C:\Windows.old.000\Users\RohithSree\Downloads\apache-tomcat-7.0.70-windows-x64\apache-tomcat-7.0.70 
Aug 31, 2016 10:23:09 AM org.apache.catalina.startup.VersionLoggerListener log 
INFO: Command line argument: -agentlib:jdwp=transport=dt_socket,suspend=y,address=localhost:54519 
Aug 31, 2016 10:23:09 AM org.apache.catalina.startup.VersionLoggerListener log 
INFO: Command line argument: -Dcatalina.base=C:\Users\rohithsree\workspace2\.metadata\.plugins\org.eclipse.wst.server.core\tmp1 
Aug 31, 2016 10:23:09 AM org.apache.catalina.startup.VersionLoggerListener log 
INFO: Command line argument: -Dcatalina.home=C:\Windows.old.000\Users\RohithSree\Downloads\apache-tomcat-7.0.70-windows-x64\apache-tomcat-7.0.70 
Aug 31, 2016 10:23:09 AM org.apache.catalina.startup.VersionLoggerListener log 
INFO: Command line argument: -Dwtp.deploy=C:\Users\rohithsree\workspace2\.metadata\.plugins\org.eclipse.wst.server.core\tmp1\wtpwebapps 
Aug 31, 2016 10:23:09 AM org.apache.catalina.startup.VersionLoggerListener log 
INFO: Command line argument: -Djava.endorsed.dirs=C:\Windows.old.000\Users\RohithSree\Downloads\apache-tomcat-7.0.70-windows-x64\apache-tomcat-7.0.70\endorsed 
Aug 31, 2016 10:23:09 AM org.apache.catalina.startup.VersionLoggerListener log 
INFO: Command line argument: -Dfile.encoding=Cp1252 
Aug 31, 2016 10:23:09 AM org.apache.catalina.core.AprLifecycleListener lifecycleEvent 
INFO: 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\jdk1.8.0_91\bin;C:\Windows\Sun\Java\bin;C:\Windows\system32;C:\Windows;C:\Program Files\Java\jdk1.8.0_91\jre\bin;C:/Program Files/Java/jre1.8.0_101/bin/server;C:/Program Files/Java/jre1.8.0_101/bin;C:/Program Files/Java/jre1.8.0_101/lib/amd64;C:\oraclexe\app\oracle\product\11.2.0\server\bin;;C:\ProgramData\Oracle\Java\javapath;C:\Windows\system32;C:\Windows;C:\Windows\System32\Wbem;C:\Windows\System32\WindowsPowerShell\v1.0\;C:\Program Files\Java\jdk1.8.0_91\bin;C:\Users\rohithsree\Downloads\Eclipse Mars R\jee\eclipse-jee-mars-R-win32-x86_64\eclipse;;. 
Aug 31, 2016 10:23:09 AM org.apache.coyote.AbstractProtocol init 
INFO: Initializing ProtocolHandler ["http-bio-8090"] 
Aug 31, 2016 10:23:09 AM org.apache.coyote.AbstractProtocol init 
INFO: Initializing ProtocolHandler ["ajp-bio-8009"] 
Aug 31, 2016 10:23:09 AM org.apache.catalina.startup.Catalina load 
INFO: Initialization processed in 875 ms 
Aug 31, 2016 10:23:09 AM org.apache.catalina.core.StandardService startInternal 
INFO: Starting service Catalina 
Aug 31, 2016 10:23:09 AM org.apache.catalina.core.StandardEngine startInternal 
INFO: Starting Servlet Engine: Apache Tomcat/7.0.70 
Aug 31, 2016 10:23:11 AM org.apache.catalina.startup.TldConfig execute 
INFO: At least one JAR was scanned for TLDs yet contained no TLDs. Enable debug logging for this logger for a complete list of JARs that were scanned but no TLDs were found in them. Skipping unneeded JARs during scanning can improve startup time and JSP compilation time. 
Aug 31, 2016 10:23:11 AM org.apache.catalina.core.ApplicationContext log 
INFO: No Spring WebApplicationInitializer types detected on classpath 
Aug 31, 2016 10:23:11 AM org.apache.catalina.core.ApplicationContext log 
INFO: Initializing Spring FrameworkServlet 'crunchify' 
Aug 31, 2016 10:23:11 AM org.springframework.web.servlet.FrameworkServlet initServletBean 
INFO: FrameworkServlet 'crunchify': initialization started 
Aug 31, 2016 10:23:11 AM org.springframework.context.support.AbstractApplicationContext prepareRefresh 
INFO: Refreshing WebApplicationContext for namespace 'crunchify-servlet': startup date [Wed Aug 31 10:23:11 PDT 2016]; root of context hierarchy 
Aug 31, 2016 10:23:11 AM org.springframework.beans.factory.xml.XmlBeanDefinitionReader loadBeanDefinitions 
INFO: Loading XML bean definitions from ServletContext resource [/WEB-INF/crunchify-servlet.xml] 
Aug 31, 2016 10:23:12 AM org.springframework.web.servlet.handler.AbstractUrlHandlerMapping registerHandler 
INFO: Mapped URL path [/Forms] onto handler 'crunchifyHelloWorld' 
Aug 31, 2016 10:23:12 AM org.springframework.web.servlet.handler.AbstractUrlHandlerMapping registerHandler 
INFO: Mapped URL path [/Forms.*] onto handler 'crunchifyHelloWorld' 
Aug 31, 2016 10:23:12 AM org.springframework.web.servlet.handler.AbstractUrlHandlerMapping registerHandler 
INFO: Mapped URL path [/Forms/] onto handler 'crunchifyHelloWorld' 
Aug 31, 2016 10:23:12 AM org.springframework.web.servlet.handler.AbstractUrlHandlerMapping registerHandler 
INFO: Mapped URL path [/Form] onto handler 'crunchifyHelloWorld' 
Aug 31, 2016 10:23:12 AM org.springframework.web.servlet.handler.AbstractUrlHandlerMapping registerHandler 
INFO: Mapped URL path [/Form.*] onto handler 'crunchifyHelloWorld' 
Aug 31, 2016 10:23:12 AM org.springframework.web.servlet.handler.AbstractUrlHandlerMapping registerHandler 
INFO: Mapped URL path [/Form/] onto handler 'crunchifyHelloWorld' 
Aug 31, 2016 10:23:12 AM org.springframework.web.servlet.handler.AbstractUrlHandlerMapping registerHandler 
INFO: Mapped URL path [/welcome] onto handler 'crunchifyHelloWorld' 
Aug 31, 2016 10:23:12 AM org.springframework.web.servlet.handler.AbstractUrlHandlerMapping registerHandler 
INFO: Mapped URL path [/welcome.*] onto handler 'crunchifyHelloWorld' 
Aug 31, 2016 10:23:12 AM org.springframework.web.servlet.handler.AbstractUrlHandlerMapping registerHandler 
INFO: Mapped URL path [/welcome/] onto handler 'crunchifyHelloWorld' 
Aug 31, 2016 10:23:12 AM org.springframework.web.servlet.handler.AbstractUrlHandlerMapping registerHandler 
INFO: Mapped URL path [/welcome2] onto handler 'crunchifyHelloWorld' 
Aug 31, 2016 10:23:12 AM org.springframework.web.servlet.handler.AbstractUrlHandlerMapping registerHandler 
INFO: Mapped URL path [/welcome2.*] onto handler 'crunchifyHelloWorld' 
Aug 31, 2016 10:23:12 AM org.springframework.web.servlet.handler.AbstractUrlHandlerMapping registerHandler 
INFO: Mapped URL path [/welcome2/] onto handler 'crunchifyHelloWorld' 
Aug 31, 2016 10:23:13 AM org.springframework.web.servlet.FrameworkServlet initServletBean 
INFO: FrameworkServlet 'crunchify': initialization completed in 1291 ms 
Aug 31, 2016 10:23:13 AM org.apache.coyote.AbstractProtocol start 
INFO: Starting ProtocolHandler ["http-bio-8090"] 
Aug 31, 2016 10:23:13 AM org.apache.coyote.AbstractProtocol start 
INFO: Starting ProtocolHandler ["ajp-bio-8009"] 
Aug 31, 2016 10:23:13 AM org.apache.catalina.startup.Catalina start 
INFO: Server startup in 3316 ms 
HIII 
HIII 
SSS0 
Aug 31, 2016 10:23:29 AM org.springframework.context.support.AbstractApplicationContext prepareRefresh 
INFO: Refreshing org.springframework.context.support.ClassPathXmlApplicationContext@ac70e58: startup date [Wed Aug 31 10:23:29 PDT 2016]; root of context hierarchy 
Aug 31, 2016 10:23:29 AM org.springframework.beans.factory.xml.XmlBeanDefinitionReader loadBeanDefinitions 
INFO: Loading XML bean definitions from class path resource [spring.xml] 
Aug 31, 2016 10:23:29 AM org.springframework.context.support.AbstractApplicationContext refresh 
WARNING: Exception encountered during context initialization - cancelling refresh attempt: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'jdbcTemplate' defined in class path resource [spring.xml]: Cannot resolve reference to bean 'dataSource' while setting constructor argument; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'dataSource' defined in class path resource [spring.xml]: Error setting property values; nested exception is org.springframework.beans.PropertyBatchUpdateException; nested PropertyAccessExceptions (1) are: 
PropertyAccessException 1: org.springframework.beans.MethodInvocationException: Property 'driverClassName' threw exception; nested exception is java.lang.IllegalStateException: Could not load JDBC driver class [oracle.jdbc.driver.OracleDriver] 
Aug 31, 2016 10:23:29 AM org.apache.catalina.core.StandardWrapperValve invoke 
SEVERE: Servlet.service() for servlet [crunchify] in context with path [/CrunchifySpringMVCTutorial] threw exception [Request processing failed; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'jdbcTemplate' defined in class path resource [spring.xml]: Cannot resolve reference to bean 'dataSource' while setting constructor argument; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'dataSource' defined in class path resource [spring.xml]: Error setting property values; nested exception is org.springframework.beans.PropertyBatchUpdateException; nested PropertyAccessExceptions (1) are: 
PropertyAccessException 1: org.springframework.beans.MethodInvocationException: Property 'driverClassName' threw exception; nested exception is java.lang.IllegalStateException: Could not load JDBC driver class [oracle.jdbc.driver.OracleDriver]] with root cause 
org.springframework.beans.PropertyBatchUpdateException; nested PropertyAccessException details (1) are: 
PropertyAccessException 1: 
org.springframework.beans.MethodInvocationException: Property 'driverClassName' threw exception; nested exception is java.lang.IllegalStateException: Could not load JDBC driver class [oracle.jdbc.driver.OracleDriver] 
    at org.springframework.beans.AbstractNestablePropertyAccessor.setPropertyValue(AbstractNestablePropertyAccessor.java:471) 
    at org.springframework.beans.AbstractNestablePropertyAccessor.setPropertyValue(AbstractNestablePropertyAccessor.java:280) 
    at org.springframework.beans.AbstractPropertyAccessor.setPropertyValues(AbstractPropertyAccessor.java:95) 
    at org.springframework.beans.AbstractPropertyAccessor.setPropertyValues(AbstractPropertyAccessor.java:75) 
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.applyPropertyValues(AbstractAutowireCapableBeanFactory.java:1514) 
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1226) 
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:543) 
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:482) 
    at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:306) 
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:230) 
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:302) 
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:197) 
    at org.springframework.beans.factory.support.BeanDefinitionValueResolver.resolveReference(BeanDefinitionValueResolver.java:351) 
    at org.springframework.beans.factory.support.BeanDefinitionValueResolver.resolveValueIfNecessary(BeanDefinitionValueResolver.java:108) 
    at org.springframework.beans.factory.support.ConstructorResolver.resolveConstructorArguments(ConstructorResolver.java:648) 
    at org.springframework.beans.factory.support.ConstructorResolver.autowireConstructor(ConstructorResolver.java:145) 
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.autowireConstructor(AbstractAutowireCapableBeanFactory.java:1143) 
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1046) 
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:510) 
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:482) 
    at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:306) 
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:230) 
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:302) 
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:197) 
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:775) 
    at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:861) 
    at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:541) 
    at org.springframework.context.support.ClassPathXmlApplicationContext.<init>(ClassPathXmlApplicationContext.java:139) 
    at org.springframework.context.support.ClassPathXmlApplicationContext.<init>(ClassPathXmlApplicationContext.java:83) 
    at com.crunchify.controller.CrunchifyHelloWorld.Form(CrunchifyHelloWorld.java:54) 
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) 
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) 
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) 
    at java.lang.reflect.Method.invoke(Method.java:498) 
    at org.springframework.web.bind.annotation.support.HandlerMethodInvoker.invokeHandlerMethod(HandlerMethodInvoker.java:180) 
    at org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter.invokeHandlerMethod(AnnotationMethodHandlerAdapter.java:440) 
    at org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter.handle(AnnotationMethodHandlerAdapter.java:428) 
    at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:963) 
    at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:897) 
    at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:970) 
    at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:872) 
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:650) 
    at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:846) 
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:731) 
    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303) 
    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208) 
    at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52) 
    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241) 
    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208) 
    at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:218) 
    at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:122) 
    at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:505) 
    at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:169) 
    at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103) 
    at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:956) 
    at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116) 
    at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:442) 
    at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1082) 
    at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:623) 
    at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:318) 
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) 
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) 
    at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) 
    at java.lang.Thread.run(Thread.java:745) 
Caused by: java.lang.IllegalStateException: Could not load JDBC driver class [oracle.jdbc.driver.OracleDriver] 
    at org.springframework.jdbc.datasource.DriverManagerDataSource.setDriverClassName(DriverManagerDataSource.java:150) 
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) 
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) 
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) 
    at java.lang.reflect.Method.invoke(Method.java:498) 
    at org.springframework.beans.BeanWrapperImpl$BeanPropertyHandler.setValue(BeanWrapperImpl.java:357) 
    at org.springframework.beans.AbstractNestablePropertyAccessor.setPropertyValue(AbstractNestablePropertyAccessor.java:454) 
    ... 63 more 
Caused by: java.lang.ClassNotFoundException: oracle.jdbc.driver.OracleDriver 
    at org.apache.catalina.loader.WebappClassLoaderBase.loadClass(WebappClassLoaderBase.java:1891) 
    at org.apache.catalina.loader.WebappClassLoaderBase.loadClass(WebappClassLoaderBase.java:1734) 
    at java.lang.Class.forName0(Native Method) 
    at java.lang.Class.forName(Class.java:348) 
    at org.springframework.jdbc.datasource.DriverManagerDataSource.setDriverClassName(DriverManagerDataSource.java:147) 
    ... 69 more 

Ich mag würde eine Verbindung zur Datenbank fügen Sie einige der bekommen result..that es Da ich neu bin zum Frühling ist es einfach, mir code..please zu helfen, das Problem herauszufinden.

mir bitte mitteilen, wie dieses Problem zu beheben ..

ich die spring.xml lesen und dann, sobald die Bohnen instanziiert möchte die DAO-Methode nennen, aber hier werden die Bohnen instanziiert nicht ist, die ist verursacht dieses Problem ..

Answer 1

Es sagt Could not load JDBC driver class [oracle.jdbc.driver.OracleDriver] was bedeutet, dass Sie nicht die JDBC-Jar auf Ihrem Klassenpfad haben.

Wenn Sie Maven verwenden, beachten Sie bitte, dass Oracle seine JDBC nicht mehr in öffentlichen Maven-Repos veröffentlicht. Sie müssen einen von ihrer Website manuell herunterladen.