从昨天开始我就收到了这个错误,尽管我已经尝试了我想到的所有方法或者在互联网上搜索,但我无法解决它。
上下文:java 6、Spring 3.1.4、camel 2.11.1、Oracle 驱动程序 10.2.0.2。
我在骆驼上下文文件中有这个bean:
<bean id="myDataSource" class="**org.springframework.jdbc.datasource.DriverManagerDataSource**">
<property name="driverClassName" value="**oracle.jdbc.driver.OracleDriver"**/>
<property name="url" value="jdbc:...."/>
<property name="username" value="userhere"/>
<property name="password" value="passwordhere"/>
</bean>
我也尝试过使用此类作为 bean:class="org.apache.commons.dbcp.BasicDataSource”
还有其他地方使用这个 bean 的 bean。
我在 POM 中有这个(顺便说一句,我从另一个指向同一数据库的项目引入了这个依赖项,所以它是正确的版本):
<dependency>
<groupId>com.oracle</groupId>
<artifactId>ojdbc14</artifactId>
<version>10.2.0.2</version>
<scope>provided</scope>
</dependency>
我也有这个,因为我尝试过不同的事情来使其发挥作用:
<dependency>
<groupId>org.apache.camel</groupId>
<artifactId>camel-jdbc</artifactId>
<version>2.11.1</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-jdbc</artifactId>
<version>3.1.4.RELEASE</version>
</dependency>
<dependency>
<groupId>commons-dbcp</groupId>
<artifactId>commons-dbcp</artifactId>
<version>1.4</version>
</dependency>
-
连接数据(网址、用户名和密码),已验证,并且对于我尝试连接的每个环境的数据库来说都是正确的。
- 我可以在 Maven 依赖项中看到 ojdbc14 jar,在启用调试输出的情况下执行“maven run”时也可以看到它:[DEBUG] 将项目依赖工件:ojdbc14 添加到类路径
- 我可以看到班级oracle.jdbc.driver.OracleDriver罐子里面。
然而,我每次都会收到这些错误:
-
当使用 class="org.apache.commons.dbcp.BasicDataSource" 作为数据源类时:
类=“org.apache.commons.dbcp.BasicDataSource”
[29 Nov 2013 13:39:03,257][e) thread #0 - timer://kickoff] DefaultErrorHandler ERROR Failed delivery for (MessageId: ID-vpar-alcantara-51044-1385743141288-0-1 on ExchangeId: ID-vpar-alcantara-51044-1385743141288-0-2). Exhausted after delivery attempt: 1 caught: org.apache.commons.dbcp.SQLNestedException: Cannot load JDBC driver class 'oracle.jdbc.driver.OracleDriver'
org.apache.commons.dbcp.SQLNestedException: Cannot load JDBC driver class 'oracle.jdbc.driver.OracleDriver'
at org.apache.commons.dbcp.BasicDataSource.createConnectionFactory(BasicDataSource.java:1429)
at org.apache.commons.dbcp.BasicDataSource.createDataSource(BasicDataSource.java:1371)
at org.apache.commons.dbcp.BasicDataSource.getConnection(BasicDataSource.java:1044)
at org.apache.camel.component.jdbc.JdbcProducer.processingSqlBySettingAutoCommit(JdbcProducer.java:76)
at org.apache.camel.component.jdbc.JdbcProducer.process(JdbcProducer.java:63)
at org.apache.camel.util.AsyncProcessorConverterHelper$ProcessorToAsyncProcessorBridge.process(AsyncProcessorConverterHelper.java:61)
at org.apache.camel.util.AsyncProcessorHelper.process(AsyncProcessorHelper.java:73)
at org.apache.camel.processor.SendProcessor$2.doInAsyncProducer(SendProcessor.java:122)
at org.apache.camel.impl.ProducerCache.doInAsyncProducer(ProducerCache.java:298)
at org.apache.camel.processor.SendProcessor.process(SendProcessor.java:117)
at org.apache.camel.util.AsyncProcessorHelper.process(AsyncProcessorHelper.java:73)
at org.apache.camel.processor.DelegateAsyncProcessor.processNext(DelegateAsyncProcessor.java:99)
at org.apache.camel.processor.DelegateAsyncProcessor.process(DelegateAsyncProcessor.java:90)
at org.apache.camel.management.InstrumentationProcessor.process(InstrumentationProcessor.java:72)
at org.apache.camel.util.AsyncProcessorHelper.process(AsyncProcessorHelper.java:73)
at org.apache.camel.processor.DelegateAsyncProcessor.processNext(DelegateAsyncProcessor.java:99)
at org.apache.camel.processor.DelegateAsyncProcessor.process(DelegateAsyncProcessor.java:90)
at org.apache.camel.processor.interceptor.BacklogTracerInterceptor.process(BacklogTracerInterceptor.java:84)
at org.apache.camel.util.AsyncProcessorHelper.process(AsyncProcessorHelper.java:73)
at org.apache.camel.processor.DelegateAsyncProcessor.processNext(DelegateAsyncProcessor.java:99)
at org.apache.camel.processor.DelegateAsyncProcessor.process(DelegateAsyncProcessor.java:90)
at org.apache.camel.processor.interceptor.TraceInterceptor.process(TraceInterceptor.java:91)
at org.apache.camel.util.AsyncProcessorHelper.process(AsyncProcessorHelper.java:73)
at org.apache.camel.processor.RedeliveryErrorHandler.processErrorHandler(RedeliveryErrorHandler.java:391)
at org.apache.camel.processor.RedeliveryErrorHandler.process(RedeliveryErrorHandler.java:273)
at org.apache.camel.processor.RouteContextProcessor.processNext(RouteContextProcessor.java:46)
at org.apache.camel.processor.DelegateAsyncProcessor.process(DelegateAsyncProcessor.java:90)
at org.apache.camel.processor.interceptor.DefaultChannel.process(DefaultChannel.java:335)
at org.apache.camel.util.AsyncProcessorHelper.process(AsyncProcessorHelper.java:73)
at org.apache.camel.processor.Pipeline.process(Pipeline.java:117)
at org.apache.camel.processor.Pipeline.process(Pipeline.java:80)
at org.apache.camel.processor.RouteContextProcessor.processNext(RouteContextProcessor.java:46)
at org.apache.camel.processor.DelegateAsyncProcessor.process(DelegateAsyncProcessor.java:90)
at org.apache.camel.processor.UnitOfWorkProcessor.processAsync(UnitOfWorkProcessor.java:150)
at org.apache.camel.processor.UnitOfWorkProcessor.process(UnitOfWorkProcessor.java:117)
at org.apache.camel.processor.RouteInflightRepositoryProcessor.processNext(RouteInflightRepositoryProcessor.java:48)
at org.apache.camel.processor.DelegateAsyncProcessor.process(DelegateAsyncProcessor.java:90)
at org.apache.camel.util.AsyncProcessorHelper.process(AsyncProcessorHelper.java:73)
at org.apache.camel.processor.DelegateAsyncProcessor.processNext(DelegateAsyncProcessor.java:99)
at org.apache.camel.processor.DelegateAsyncProcessor.process(DelegateAsyncProcessor.java:90)
at org.apache.camel.management.InstrumentationProcessor.process(InstrumentationProcessor.java:72)
at org.apache.camel.util.AsyncProcessorHelper.process(AsyncProcessorHelper.java:99)
at org.apache.camel.processor.DelegateAsyncProcessor.process(DelegateAsyncProcessor.java:86)
at org.apache.camel.component.timer.TimerConsumer.sendTimerExchange(TimerConsumer.java:135)
at org.apache.camel.component.timer.TimerConsumer$1.run(TimerConsumer.java:63)
at java.util.TimerThread.mainLoop(Timer.java:555)
at java.util.TimerThread.run(Timer.java:505)
Caused by: java.lang.ClassNotFoundException: oracle.jdbc.driver.OracleDriver
at java.net.URLClassLoader$1.run(URLClassLoader.java:366)
at java.net.URLClassLoader$1.run(URLClassLoader.java:355)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:354)
at java.lang.ClassLoader.loadClass(ClassLoader.java:425)
at java.lang.ClassLoader.loadClass(ClassLoader.java:358)
at org.apache.commons.dbcp.BasicDataSource.createConnectionFactory(BasicDataSource.java:1420)
... 46 more
[29 Nov 2013 13:39:03,265][e) thread #0 - timer://kickoff] TimerConsumer WARN Error processing exchange. Exchange[Message: select vendor_style from supplier_ingest_style where bluefly_product_color is not null]. Caused by: [org.apache.commons.dbcp.SQLNestedException - Cannot load JDBC driver class 'oracle.jdbc.driver.OracleDriver']
org.apache.commons.dbcp.SQLNestedException: Cannot load JDBC driver class 'oracle.jdbc.driver.OracleDriver'
at org.apache.commons.dbcp.BasicDataSource.createConnectionFactory(BasicDataSource.java:1429)
at org.apache.commons.dbcp.BasicDataSource.createDataSource(BasicDataSource.java:1371)
at org.apache.commons.dbcp.BasicDataSource.getConnection(BasicDataSource.java:1044)
at org.apache.camel.component.jdbc.JdbcProducer.processingSqlBySettingAutoCommit(JdbcProducer.java:76)
at org.apache.camel.component.jdbc.JdbcProducer.process(JdbcProducer.java:63)
at org.apache.camel.util.AsyncProcessorConverterHelper$ProcessorToAsyncProcessorBridge.process(AsyncProcessorConverterHelper.java:61)
at org.apache.camel.util.AsyncProcessorHelper.process(AsyncProcessorHelper.java:73)
at org.apache.camel.processor.SendProcessor$2.doInAsyncProducer(SendProcessor.java:122)
at org.apache.camel.impl.ProducerCache.doInAsyncProducer(ProducerCache.java:298)
at org.apache.camel.processor.SendProcessor.process(SendProcessor.java:117)
at org.apache.camel.util.AsyncProcessorHelper.process(AsyncProcessorHelper.java:73)
at org.apache.camel.processor.DelegateAsyncProcessor.processNext(DelegateAsyncProcessor.java:99)
at org.apache.camel.processor.DelegateAsyncProcessor.process(DelegateAsyncProcessor.java:90)
at org.apache.camel.management.InstrumentationProcessor.process(InstrumentationProcessor.java:72)
at org.apache.camel.util.AsyncProcessorHelper.process(AsyncProcessorHelper.java:73)
at org.apache.camel.processor.DelegateAsyncProcessor.processNext(DelegateAsyncProcessor.java:99)
at org.apache.camel.processor.DelegateAsyncProcessor.process(DelegateAsyncProcessor.java:90)
at org.apache.camel.processor.interceptor.BacklogTracerInterceptor.process(BacklogTracerInterceptor.java:84)
at org.apache.camel.util.AsyncProcessorHelper.process(AsyncProcessorHelper.java:73)
at org.apache.camel.processor.DelegateAsyncProcessor.processNext(DelegateAsyncProcessor.java:99)
at org.apache.camel.processor.DelegateAsyncProcessor.process(DelegateAsyncProcessor.java:90)
at org.apache.camel.processor.interceptor.TraceInterceptor.process(TraceInterceptor.java:91)
at org.apache.camel.util.AsyncProcessorHelper.process(AsyncProcessorHelper.java:73)
at org.apache.camel.processor.RedeliveryErrorHandler.processErrorHandler(RedeliveryErrorHandler.java:391)
at org.apache.camel.processor.RedeliveryErrorHandler.process(RedeliveryErrorHandler.java:273)
at org.apache.camel.processor.RouteContextProcessor.processNext(RouteContextProcessor.java:46)
at org.apache.camel.processor.DelegateAsyncProcessor.process(DelegateAsyncProcessor.java:90)
at org.apache.camel.processor.interceptor.DefaultChannel.process(DefaultChannel.java:335)
at org.apache.camel.util.AsyncProcessorHelper.process(AsyncProcessorHelper.java:73)
at org.apache.camel.processor.Pipeline.process(Pipeline.java:117)
at org.apache.camel.processor.Pipeline.process(Pipeline.java:80)
at org.apache.camel.processor.RouteContextProcessor.processNext(RouteContextProcessor.java:46)
at org.apache.camel.processor.DelegateAsyncProcessor.process(DelegateAsyncProcessor.java:90)
at org.apache.camel.processor.UnitOfWorkProcessor.processAsync(UnitOfWorkProcessor.java:150)
at org.apache.camel.processor.UnitOfWorkProcessor.process(UnitOfWorkProcessor.java:117)
at org.apache.camel.processor.RouteInflightRepositoryProcessor.processNext(RouteInflightRepositoryProcessor.java:48)
at org.apache.camel.processor.DelegateAsyncProcessor.process(DelegateAsyncProcessor.java:90)
at org.apache.camel.util.AsyncProcessorHelper.process(AsyncProcessorHelper.java:73)
at org.apache.camel.processor.DelegateAsyncProcessor.processNext(DelegateAsyncProcessor.java:99)
at org.apache.camel.processor.DelegateAsyncProcessor.process(DelegateAsyncProcessor.java:90)
at org.apache.camel.management.InstrumentationProcessor.process(InstrumentationProcessor.java:72)
at org.apache.camel.util.AsyncProcessorHelper.process(AsyncProcessorHelper.java:99)
at org.apache.camel.processor.DelegateAsyncProcessor.process(DelegateAsyncProcessor.java:86)
at org.apache.camel.component.timer.TimerConsumer.sendTimerExchange(TimerConsumer.java:135)
at org.apache.camel.component.timer.TimerConsumer$1.run(TimerConsumer.java:63)
at java.util.TimerThread.mainLoop(Timer.java:555)
at java.util.TimerThread.run(Timer.java:505)
Caused by: java.lang.ClassNotFoundException: oracle.jdbc.driver.OracleDriver
at java.net.URLClassLoader$1.run(URLClassLoader.java:366)
at java.net.URLClassLoader$1.run(URLClassLoader.java:355)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:354)
at java.lang.ClassLoader.loadClass(ClassLoader.java:425)
at java.lang.ClassLoader.loadClass(ClassLoader.java:358)
at org.apache.commons.dbcp.BasicDataSource.createConnectionFactory(BasicDataSource.java:1420)
-
当使用 class="org.springframework.jdbc.datasource.DriverManagerDataSource" 时
java.lang.reflect.InvocationTargetException
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at org.apache.camel.maven.RunMojo$1.run(RunMojo.java:459)
at java.lang.Thread.run(Thread.java:744)
Caused by: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'myDataSource' defined in file [C:\GITWorkspace\vendorIngestion\target\classes\META-INF\spring\camel-context.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]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.applyPropertyValues(AbstractAutowireCapableBeanFactory.java:1396)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1118)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:517)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:456)
at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:294)
at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:225)
at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:291)
at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:193)
at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:607)
at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:925)
at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:472)
at org.springframework.context.support.ClassPathXmlApplicationContext.<init>(ClassPathXmlApplicationContext.java:139)
at org.springframework.context.support.ClassPathXmlApplicationContext.<init>(ClassPathXmlApplicationContext.java:93)
at org.apache.camel.spring.Main.createDefaultApplicationContext(Main.java:186)
at org.apache.camel.spring.Main.doStart(Main.java:140)
at org.apache.camel.support.ServiceSupport.start(ServiceSupport.java:61)
at org.apache.camel.main.MainSupport.run(MainSupport.java:148)
at org.apache.camel.main.MainSupport.run(MainSupport.java:343)
at org.apache.camel.spring.Main.main(Main.java:73)
... 6 more
Caused by: 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]
at org.springframework.beans.AbstractPropertyAccessor.setPropertyValues(AbstractPropertyAccessor.java:102)
at org.springframework.beans.AbstractPropertyAccessor.setPropertyValues(AbstractPropertyAccessor.java:58)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.applyPropertyValues(AbstractAutowireCapableBeanFactory.java:1393)
在这两条消息中,它显然无法加载 OracleDriver,尽管我不明白确切的原因。第一个是 ClassNotfoundException,第二个是 java.lang.IllegalStateException。
现在我在 Eclipse 中使用 Maven 插件运行,我也尝试过,以防万一,但知道在使用 Maven 运行时这不是一个解决方案,将 ojdbc jar 添加到 eclipse 类路径。但没有任何作用。对于我们的 Orcale,oracle 驱动程序版本是正确的,url 是正确的,因此用户和密码是正确的,我尝试指向我有权访问的每个环境数据库(本地、dev、qa、staging)。什么都没起作用。
任何人都知道为什么它无法找到或加载 OracleDriver,而实际上它是将 jar 添加到类路径中?