【问题标题】:Hibernate + Tomcat org/hibernate/exception/SQLGrammarException java.lang.reflect.InvocationTargetExceptionHibernate + Tomcat org/hibernate/exception/SQLGrammarException java.lang.reflect.InvocationTargetException
【发布时间】:2012-11-30 22:43:57
【问题描述】:

您好,我正在尝试制作将使用部署在 tomcat/axis2 上的 web 服务进行一些 MySQL 查询并获取例如用户的应用程序。

在我将项目与休眠和数据库连接之前,一切正常。当我在没有tomcat的情况下进行sql查询时,一切正常。但是当我部署 webservice 时,调用 webservice 时出现此错误:

[ERROR] org/hibernate/exception/SQLGrammarException
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:601)
    at org.apache.axis2.rpc.receivers.RPCUtil.invokeServiceClass(RPCUtil.java:212)
    at org.apache.axis2.rpc.receivers.RPCMessageReceiver.invokeBusinessLogic(RPCMessageReceiver.java:117)
    at org.apache.axis2.receivers.AbstractInOutMessageReceiver.invokeBusinessLogic(AbstractInOutMessageReceiver.java:40)
    at org.apache.axis2.receivers.AbstractMessageReceiver.receive(AbstractMessageReceiver.java:114)
    at org.apache.axis2.engine.AxisEngine.receive(AxisEngine.java:181)
    at org.apache.axis2.transport.http.HTTPTransportUtils.processHTTPPostRequest(HTTPTransportUtils.java:172)
    at org.apache.axis2.transport.http.AxisServlet.doPost(AxisServlet.java:146)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:641)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:722)
    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:305)
    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
    at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:222)
    at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:123)
    at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:472)
    at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:168)
    at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:99)
    at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:929)
    at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118)
    at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:407)
    at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1002)
    at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:585)
    at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:310)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
    at java.lang.Thread.run(Thread.java:722)
Caused by: java.lang.NoClassDefFoundError: org/hibernate/exception/SQLGrammarException
    at org.mathew.ws.MyService.getUser(MyService.java:10)
    ... 29 more
Caused by: java.lang.ClassNotFoundException: Class Not found : org.hibernate.exception.SQLGrammarException
    at org.apache.axis2.deployment.DeploymentClassLoader.findClass(DeploymentClassLoader.java:96)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:423)
    at org.apache.axis2.deployment.DeploymentClassLoader.loadClass(DeploymentClassLoader.java:277)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:356)
    ... 30 more

有人知道为什么吗?

这是我的 hibernate.cfg.xml 文件:

<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE hibernate-configuration PUBLIC
"-//Hibernate/Hibernate Configuration DTD 3.0//EN"
"http://hibernate.sourceforge.net/hibernate-configuration-3.0.dtd">
<hibernate-configuration>
    <session-factory>
        <property name="hibernate.bytecode.use_reflection_optimizer">false</property>
        <property name="hibernate.connection.driver_class">com.mysql.jdbc.Driver</property>
        <property name="hibernate.connection.username">xxx</property>
        <property name="hibernate.connection.password">xxx</property>
        <property name="hibernate.connection.url">jdbc:mysql://localhost:3306/carpool</property>
        <property name="hibernate.dialect">org.hibernate.dialect.MySQLDialect</property>
        <property name="show_sql">true</property>
        <mapping class="org.mathew.data.User"></mapping>
    </session-factory>
</hibernate-configuration>

和文件 pom.xml 与 maven 依赖项:

<!-- MySQL database driver -->
<dependency>
    <groupId>mysql</groupId>
    <artifactId>mysql-connector-java</artifactId>
    <version>5.1.9</version>
</dependency>

<!-- Hibernate core -->
<dependency>
<groupId>org.hibernate</groupId>
    <artifactId>hibernate-core</artifactId>
    <version>3.3.0.GA</version>
</dependency>

<dependency>
    <groupId>dom4j</groupId>
    <artifactId>dom4j</artifactId>
    <version>1.6.1</version>
</dependency>

<dependency>
    <groupId>commons-logging</groupId>
    <artifactId>commons-logging</artifactId>
    <version>1.1.1</version>
</dependency>

<dependency>
    <groupId>commons-collections</groupId>
    <artifactId>commons-collections</artifactId>
    <version>3.2.1</version>
</dependency>

<dependency>
    <groupId>cglib</groupId>
    <artifactId>cglib</artifactId>
    <version>2.2</version>
</dependency>

<dependency>
    <groupId>javassist</groupId>
    <artifactId>javassist</artifactId>
    <version>3.3.GA</version>
</dependency>


<dependency>
    <groupId>javax.transaction</groupId>
    <artifactId>jta</artifactId>
    <version>1.1</version>
</dependency>

<dependency>
    <groupId>org.slf4j</groupId>
    <artifactId>slf4j-api</artifactId>
    <version>1.6.6</version>
</dependency>

<dependency>
    <groupId>org.slf4j</groupId>
    <artifactId>slf4j-log4j12</artifactId>
    <version>1.6.6</version>
</dependency>

<dependency>
    <groupId>javax</groupId>
    <artifactId>javaee-api</artifactId>
    <version>6.0</version>
</dependency>


<!-- JAX-RS -->

<dependency>
    <groupId>org.apache.cxf</groupId>
    <artifactId>cxf-bundle-jaxrs</artifactId>
    <version>2.6.2</version>
</dependency>

如果有人能提供帮助,我将非常感激:)。

【问题讨论】:

    标签: web-services hibernate tomcat maven axis


    【解决方案1】:

    我想你在不匹配的 jar 方面遇到问题,因为你指定了太多的依赖项。

    你只需要这个 Hibernate 依赖:

    <dependency>
        <groupId>org.hibernate</groupId>
            <artifactId>hibernate-core</artifactId>
            <version>3.3.0.GA</version>
        </dependency>
    

    其余的依赖将被传递。

    【讨论】:

    • 那么我应该删除哪些依赖项??你能指定吗?当我删除其他休眠依赖项时,我的项目中出现错误。
    • 您可以删除 Hibernate 传递的所有内容。休眠注释,休眠公共注释,javassist,jta,dom4j。只需删除对 hibernate-core 的所有期望,看看它会带来什么。然后从你的 pom 中删除这些依赖项。
    • 你也有两次cglib?它可能不会给你带来很多问题。但它建议你需要整理一下你的项目依赖关系!
    • 我用我的新 pom.xml 编辑了我的问题,删除了除 hibernate-core 之外的所有休眠依赖项,但不幸的是它导致了同样的错误:(。
    • Alex 的建议总体上不错,但我认为这与您当前的问题无关。我确实相信你有一个 jar 冲突,但这不是因为你单独导入你的 hibernate jar(因为它都在 Tomcat 之外工作)。确保你有一个干净的 Tomcat,没有添加额外的 jars。还要查看您的 maven 依赖层次结构(最好的方法是通过 m2 eclipse 插件-> 依赖层次结构)并查看哪些传递依赖项存在多次,然后排除旧版本,直到每个版本只剩下一个。
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