【问题标题】:jparepository error creating entitymanagerfactoryjparepository 错误创建 entitymanagerfactory
【发布时间】:2016-06-25 13:30:21
【问题描述】:

现在我正在尝试使用 spring mvc 配置 jpa 数据。但是尝试在 tomcat 服务器上执行时出现异常。

我正在使用 tomcat 7.0.56 这是一个例外:

2016 年 3 月 10 日晚上 10:11:56 org.apache.catalina.core.StandardContext listenerStart 严重:向 org.springframework.web.context.ContextLoaderListener 类的侦听器实例发送上下文初始化事件的异常 org.springframework.beans.factory.BeanCreationException:在 ServletContext 资源 [/WEB-INF/dispatcher-servlet.xml] 中定义名称为“entityManagerFactory”的 bean 创建错误:调用 init 方法失败;嵌套异常是 java.lang.IllegalStateException: 必须从 Java 代理开始才能使用 InstrumentationLoadTimeWeaver。请参阅 Spring 文档。 在 org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1578) 在 org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:545) 在 org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:482) 在 org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:305) 在 org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:230) 在 org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:301) 在 org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:196) 在 org.springframework.context.support.AbstractApplicationContext.getBean(AbstractApplicationContext.java:1045) 在 org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:824) 在 org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:537) 在 org.springframework.web.context.ContextLoader.configureAndRefreshWebApplicationContext(ContextLoader.java:446) 在 org.springframework.web.context.ContextLoader.initWebApplicationContext(ContextLoader.java:328) 在 org.springframework.web.context.ContextLoaderListener.contextInitialized(ContextLoaderListener.java:107) 在 org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:4994) 在 org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5492) 在 org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150) 在 org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1575) 在 org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1565) 在 java.util.concurrent.FutureTask.run(未知来源) 在 java.util.concurrent.ThreadPoolExecutor.runWorker(未知来源) 在 java.util.concurrent.ThreadPoolExecutor$Worker.run(未知来源) 在 java.lang.Thread.run(未知来源) 原因:java.lang.IllegalStateException:必须从 Java 代理开始才能使用 InstrumentationLoadTimeWeaver。请参阅 Spring 文档。 在 org.springframework.instrument.classloading.InstrumentationLoadTimeWeaver.addTransformer(InstrumentationLoadTimeWeaver.java:88) 在 org.springframework.orm.jpa.persistenceunit.SpringPersistenceUnitInfo.addTransformer(SpringPersistenceUnitInfo.java:82) 在 org.hibernate.jpa.boot.internal.PersistenceUnitInfoDescriptor.pushClassTransformer(PersistenceUnitInfoDescriptor.java:124) 在 org.hibernate.jpa.boot.internal.EntityManagerFactoryBuilderImpl.(EntityManagerFactoryBuilderImpl.java:234) 在 org.hibernate.jpa.boot.internal.EntityManagerFactoryBuilderImpl.(EntityManagerFactoryBuilderImpl.java:186) 在 org.springframework.orm.jpa.vendor.SpringHibernateJpaPersistenceProvider.createContainerEntityManagerFactory(SpringHibernateJpaPersistenceProvider.java:54) 在 org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean.createNativeEntityManagerFactory(LocalContainerEntityManagerFactoryBean.java:343) 在 org.springframework.orm.jpa.AbstractEntityManagerFactoryBean.afterPropertiesSet(AbstractEntityManagerFactoryBean.java:318) 在 org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeInitMethods(AbstractAutowireCapableBeanFactory.java:1637) 在 org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1574) ... 21 更多

这是我目前的配置文件

<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:context="http://www.springframework.org/schema/context"
xmlns:mvc="http://www.springframework.org/schema/mvc" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:p="http://www.springframework.org/schema/p" xmlns:websocket="http://www.springframework.org/schema/websocket"
xmlns:jpa="http://www.springframework.org/schema/data/jpa" xmlns:tx="http://www.springframework.org/schema/tx"
xsi:schemaLocation="
    http://www.springframework.org/schema/beans
    http://www.springframework.org/schema/beans/spring-beans-4.0.xsd
    http://www.springframework.org/schema/context
    http://www.springframework.org/schema/context/spring-context-4.0.xsd
    http://www.springframework.org/schema/mvc
    http://www.springframework.org/schema/mvc/spring-mvc-4.0.xsd
    http://www.springframework.org/schema/websocket
    http://www.springframework.org/schema/websocket/spring-websocket-4.0.xsd
    http://www.springframework.org/schema/data/jpa
    http://www.springframework.org/schema/data/jpa/spring-jpa.xsd
    http://www.springframework.org/schema/tx 
    http://www.springframework.org/schema/tx/spring-tx-3.1.xsd
">

<context:component-scan base-package="com.broxigar.controller"></context:component-scan>
<mvc:annotation-driven />

<bean id="dataSource"
    class="org.springframework.jdbc.datasource.DriverManagerDataSource">
    <property name="driverClassName" value="com.mysql.jdbc.Driver" />
    <property name="url" value="jdbc:mysql://localhost:3306/adventrip" />
    <property name="username" value="root" />
    <property name="password" value="" />
</bean>

<!-- Create default configuration for Hibernate -->
<bean id="hibernateJpaVendorAdapter"
    class="org.springframework.orm.jpa.vendor.HibernateJpaVendorAdapter" />

<!-- Configure the entity manager factory bean -->
<bean id="entityManagerFactory"
    class="org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean">
    <property name="dataSource" ref="dataSource" />
    <property name="jpaVendorAdapter" ref="hibernateJpaVendorAdapter" />
    <!-- Set JPA properties -->
    <property name="jpaProperties">
        <props>
            <prop key="hibernate.dialect">org.hibernate.dialect.MySQLDialect</prop>
            <prop key="javax.persistence.schema-generation.database.action">none</prop>
            <prop key="hibernate.ejb.use_class_enhancer">true</prop>
        </props>
    </property>
    <!-- Set base package of your entities -->
    <property name="packagesToScan" value="com.broxigar.models" />
    <!-- Set share cache mode -->
    <property name="sharedCacheMode" value="ENABLE_SELECTIVE" />
    <!-- Set validation mode -->
    <property name="validationMode" value="NONE" />
    <property name="loadTimeWeaver">
        <bean
            class="org.springframework.instrument.classloading.InstrumentationLoadTimeWeaver" />
    </property>
</bean>

<!-- Configure the transaction manager bean -->
<bean id="transactionManager" class="org.springframework.orm.jpa.JpaTransactionManager">
    <property name="entityManagerFactory" ref="entityManagerFactory" />
</bean>

<!-- Enable annotation driven transaction management -->
<tx:annotation-driven />

<!-- Configure Spring Data JPA and set the base package of the repository 
    interfaces -->
<jpa:repositories base-package="com.broxigar.repositories" />

这是我的 pom.xml

<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.broxigar</groupId>
<artifactId>rest</artifactId>
<packaging>war</packaging>
<version>0.0.1-SNAPSHOT</version>
<name>rest Maven Webapp</name>
<url>http://maven.apache.org</url>

<properties>
    <springframework.version>4.2.0.RELEASE</springframework.version>
    <jackson.version>2.5.3</jackson.version>
    <hibernate.version>4.3.6.Final</hibernate.version>
    <mysql.connector.version>5.1.31</mysql.connector.version>
</properties>

<dependencies>
    <dependency>
        <groupId>junit</groupId>
        <artifactId>junit</artifactId>
        <version>3.8.1</version>
        <scope>test</scope>
    </dependency>

    <dependency>
        <groupId>org.springframework</groupId>
        <artifactId>spring-webmvc</artifactId>
        <version>${springframework.version}</version>
    </dependency>
    <dependency>
        <groupId>org.springframework</groupId>
        <artifactId>spring-instrument</artifactId>
        <version>${springframework.version}</version>
    </dependency>
    <dependency>
        <groupId>org.springframework</groupId>
        <artifactId>spring-tx</artifactId>
        <version>${springframework.version}</version>
    </dependency>
    <dependency>
        <groupId>org.springframework</groupId>
        <artifactId>spring-beans</artifactId>
        <version>${springframework.version}</version>
    </dependency>
    <dependency>
        <groupId>org.springframework</groupId>
        <artifactId>spring-aop</artifactId>
        <version>${springframework.version}</version>
    </dependency>
    <dependency>
        <groupId>org.springframework</groupId>
        <artifactId>spring-core</artifactId>
        <version>${springframework.version}</version>
    </dependency>
    <dependency>
        <groupId>org.springframework</groupId>
        <artifactId>spring-context</artifactId>
        <version>${springframework.version}</version>
    </dependency>
    <dependency>
        <groupId>org.springframework</groupId>
        <artifactId>spring-orm</artifactId>
        <version>${springframework.version}</version>
    </dependency>
    <dependency>
        <groupId>org.springframework</groupId>
        <artifactId>spring-jdbc</artifactId>
        <version>${springframework.version}</version>
    </dependency>

    <dependency>
        <groupId>org.springframework.data</groupId>
        <artifactId>spring-data-jpa</artifactId>
        <version>1.9.4.RELEASE</version>
    </dependency>
    <dependency>
        <groupId>org.springframework.data</groupId>
        <artifactId>spring-data-commons</artifactId>
        <version>1.11.4.RELEASE</version>
    </dependency>

    <dependency>
        <groupId>joda-time</groupId>
        <artifactId>joda-time</artifactId>
        <version>2.9.2</version>
    </dependency>


    <dependency>
        <groupId>com.fasterxml.jackson.core</groupId>
        <artifactId>jackson-databind</artifactId>
        <version>${jackson.version}</version>
    </dependency>

    <dependency>
        <groupId>javax.servlet</groupId>
        <artifactId>javax.servlet-api</artifactId>
        <version>3.1.0</version>
    </dependency>

    <dependency>
        <groupId>javax.persistence</groupId>
        <artifactId>persistence-api</artifactId>
        <version>1.0.2</version>
    </dependency>

    <dependency>
        <groupId>org.springframework.security.oauth</groupId>
        <artifactId>spring-security-oauth2</artifactId>
        <version>1.0.5.RELEASE</version>
    </dependency>

    <dependency>
        <groupId>org.hibernate</groupId>
        <artifactId>hibernate-core</artifactId>
        <version>${hibernate.version}</version>
    </dependency>
    <dependency>
        <groupId>org.hibernate</groupId>
        <artifactId>hibernate-entitymanager</artifactId>
        <version>${hibernate.version}</version>
    </dependency>

    <dependency>
        <groupId>mysql</groupId>
        <artifactId>mysql-connector-java</artifactId>
        <version>${mysql.connector.version}</version>
    </dependency>
</dependencies>

<build>
    <pluginManagement>
        <plugins>
            <plugin>
                <artifactId>maven-compiler-plugin</artifactId>
                <configuration>
                    <source>1.8</source>
                    <target>1.8</target>
                </configuration>
            </plugin>
            <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-war-plugin</artifactId>
                <version>2.4</version>
                <configuration>
                    <warSourceDirectory>src/main/webapp</warSourceDirectory>
                    <warName>broxigar</warName>
                    <failOnMissingWebXml>false</failOnMissingWebXml>
                </configuration>
            </plugin>
        </plugins>
    </pluginManagement>

    <finalName>rest</finalName>
</build>

谁能指导我解决这个问题? 谢谢

【问题讨论】:

    标签: java spring maven tomcat jpa


    【解决方案1】:

    异常说:"Must start with Java agent to use InstrumentationLoadTimeWeaver. See Spring documentation"

    如果您不需要时间编织(很可能),只需从 XML 配置中的实体管理器声明中删除 loadTimeWeaver 属性。

    在这种情况下,您还必须从名为 hibernate.ejb.use_class_enhancerjpaProperties 属性的 props 列表中删除或将其值设置为 false。


    但是,如果您需要时间编织,让我们看看documentation

    ...此外,在某些环境中,此支持支持加载时间 无需对应用服务器的任何修改进行编织 需要添加的启动脚本 -javaagent:path/to/aspectjweaver.jar 或(正如我们在本节后面描述的那样) -javaagent:path/to/org.springframework.instrument-{version}.jar(以前称为 spring-agent.jar)。

    所以,尝试添加JVM参数:

    -javaagent:path/to/org.springframework.instrument-4.2.0.RELEASE.jar
    

    path/to/ 更有可能指向您的本地 Maven 存储库。使用 Maven 设置 JVM 参数,可以使用MAVEN_OPTS 环境变量。在 Windows 中,它看起来像:

    set MAVEN_OPTS=-javaagent:"path/to/org.springframework.instrument-4.2.0.RELEASE.jar" %MAVEN_OPTS%
    

    【讨论】:

    • 在 Eclipse 中将这些参数添加到 vm 参数后,我仍然遇到同样的错误。参数如下所示:'-javaagent:C:\Users\Kevin\.m2\repository\org\springframework\spring-instrument\4.2.0.RELEASE\spring-instrument-4.2.0.RELEASE.jar -Dcatalina。 base="E:\Workspace\.metadata\.plugins\org.eclipse.wst.server.core\tmp0" -Dcatalina.home="C:\xampp\tomcat" -Dwtp.deploy="E:\Workspace\ .metadata\.plugins\org.eclipse.wst.server.core\tmp0\wtpwebapps" -Djava.endorsed.dirs="C:\xampp\tomcat\endorsed"' 我做错了什么?
    • 让我们尝试在javaagent中引用路径。
    • 仍然没有用,如果我只是删除属性 InstrumentationLoadTimeWeaver 它会给出错误,说异常将上下文初始化事件发送到类 org.springframework.web.context.ContextLoaderListener org.springframework.beans.factory 的侦听器实例。 BeanCreationException:在 ServletContext 资源 [/WEB-INF/dispatcher-servlet.xml] 中定义名称为“entityManagerFactory”的 bean 创建错误:调用 init 方法失败;嵌套异常是 java.lang.IllegalStateException: Cannot apply class transformer without LoadTimeWeaver specified
    • @StillNewbie 因为您没有删除 hibernate.ejb.use_class_enhancer 属性。对不起,我不得不从一开始就注意到它。我根据这个更新了我的答案。
    • 希望为遇到此错误的其他人添加。如果您不需要时间编织,请删除 如果它也在您的 XML 中。
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