Question

我正在使用liferay ce 6.1.1 GA进行开发，当我尝试使用服务构建器从DB检索包含BLOB的记录时，我收到以下错误。我可以成功地将BLOB保存到DB。我研究并发现，在不同类的类似问题中，它可能是一个jar冲突的问题，但是无法确切地找到要做什么或者什么是冲突。给出下面的堆栈跟踪。

09:47:04,791 ERROR [DispatcherPortlet:560] Could not complete request
com.liferay.portal.kernel.exception.SystemException: com.liferay.portal.kernel.dao.orm.ORMException: java.lang.IllegalArgumentException: interface org.hibernate.engine.jdbc.WrappedBlob is not visible from class loader
    at com.liferay.portal.service.persistence.impl.BasePersistenceImpl.processException(BasePersistenceImpl.java:193)
    at com.speridian.portal.service.persistence.ApplicationPersistenceImpl.findByapplicantPersonId(ApplicationPersistenceImpl.java:902)
    at com.speridian.portal.service.persistence.ApplicationPersistenceImpl.findByapplicantPersonId(ApplicationPersistenceImpl.java:796)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
    at java.lang.reflect.Method.invoke(Method.java:597)
    at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:320)
    at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:183)
    at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150)
    at com.liferay.portal.dao.shard.advice.ShardPersistenceAdvice.invoke(ShardPersistenceAdvice.java:52)
    at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
    at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:90)
    at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
    at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)
    at $Proxy463.findByapplicantPersonId(Unknown Source)
    at com.speridian.portal.service.impl.ApplicationLocalServiceImpl.getApplicationByApplicantPersonId(ApplicationLocalServiceImpl.java:26)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
    at java.lang.reflect.Method.invoke(Method.java:597)
    at com.liferay.portal.spring.aop.ServiceBeanMethodInvocation.proceed(ServiceBeanMethodInvocation.java:122)
    at com.liferay.portal.spring.transaction.TransactionInterceptor.invoke(TransactionInterceptor.java:71)
    at com.liferay.portal.dao.jdbc.aop.DynamicDataSourceTransactionInterceptor.invoke(DynamicDataSourceTransactionInterceptor.java:44)

这是我的pom.xml依赖项。

<dependencies>
<dependency>
        <groupId>org.springframework</groupId>
        <artifactId>spring-context</artifactId>
        <version>${org.springframework-version}</version>
        <exclusions>
            <exclusion>
                <groupId>commons-logging</groupId>
                <artifactId>commons-logging</artifactId>
            </exclusion>
        </exclusions>
                    <scope>compile</scope>

    </dependency>

    <dependency>
        <groupId>org.springframework</groupId>
        <artifactId>spring-webmvc-portlet</artifactId>
        <version>${org.springframework-version}</version>
        <scope>compile</scope>
    </dependency>
    <dependency>
        <groupId>com.liferay.portal</groupId>
        <artifactId>portal-service</artifactId>
        <version>${liferay.version}</version>
        <scope>provided</scope>
    </dependency>
    <dependency>
        <groupId>com.liferay.portal</groupId>
        <artifactId>util-bridges</artifactId>
        <version>${liferay.version}</version>
        <scope>provided</scope>
    </dependency>
    <dependency>
        <groupId>com.liferay.portal</groupId>
        <artifactId>util-taglib</artifactId>
        <version>${liferay.version}</version>
        <scope>provided</scope>
    </dependency>
    <dependency>
        <groupId>com.liferay.portal</groupId>
        <artifactId>util-java</artifactId>
        <version>${liferay.version}</version>
        <scope>provided</scope>
    </dependency>
    <dependency>
        <groupId>javax.portlet</groupId>
        <artifactId>portlet-api</artifactId>
        <version>2.0</version>
        <scope>provided</scope>
    </dependency>
    <dependency>
        <groupId>javax.servlet</groupId>
        <artifactId>servlet-api</artifactId>
        <version>2.4</version>
        <scope>provided</scope>
    </dependency>
    <dependency>
        <groupId>javax.servlet.jsp</groupId>
        <artifactId>jsp-api</artifactId>
        <version>2.0</version>
        <scope>provided</scope>
    </dependency>
    <dependency>
        <groupId>javax.servlet</groupId>
        <artifactId>jstl</artifactId>
        <version>${jstl.version}</version>
    </dependency>
    <dependency>
        <groupId>org.hibernate.javax.persistence</groupId>
        <artifactId>hibernate-jpa-2.0-api</artifactId>
        <version>1.0.1.Final</version>
                    <scope>compile</scope>

    </dependency>
    <dependency>
        <groupId>com.mycompany.portal</groupId>
        <artifactId>myPortletDependency</artifactId>
        <version>1.0.0.0</version>
    </dependency>
    <dependency>
        <groupId>junit</groupId>
        <artifactId>junit</artifactId>
        <version>4.11</version>
    </dependency>
</dependencies>

请帮忙!!请询问是否需要更多详细信息。

Answer 1

这个问题是由于我的lib中的Hibernate3.jar造成的。一旦我更换它，一切都运作良好。

接口org.hibernate.engine.jdbc.WrappedBlob在类加载器中不可见

1 个答案: