首页 > 解决方案 > 创建 ServletContext 资源 [/WEB-INF/dispatcher-servlet.xml] 中定义的名称为“hibernate4AnnotatedSessionFactory”的 bean 时出错:

问题描述

引起:org.springframework.beans.factory.BeanCreationException:无法自动装配字段:com.programcreek.helloworld.controller.CountryService com.programcreek.helloworld.controller.CountryController.countryService;嵌套异常是 org.springframework.beans.factory.BeanCreationException:创建名为“countryService”的 bean 时出错:注入自动装配的依赖项失败;嵌套异常是 org.springframework.beans.factory.BeanCreationException:无法自动装配字段:com.programcreek.helloworld.controller.CountryDAO com.programcreek.helloworld.controller.CountryService.countryDao;嵌套异常是 org.springframework.beans.factory.BeanCreationException:创建名为“countryDAO”的 bean 时出错:注入自动装配的依赖项失败;嵌套异常是 org.springframework。beans.factory.BeanCreationException:无法自动装配字段:私有 org.hibernate.SessionFactory com.programcreek.helloworld.controller.CountryDAO.sessionFactory;嵌套异常是 org.springframework.beans.factory.BeanCreationException:在 ServletContext 资源 [/WEB-INF/dispatcher-servlet.xml] 中定义名称为“hibernate4AnnotatedSessionFactory”的 bean 创建错误:bean 初始化失败;嵌套异常是 org.springframework.beans.TypeMismatchException:无法将类型“java.util.ArrayList”的属性值转换为属性“annotatedClasses”所需的类型“java.lang.Class[]”;嵌套异常是 java.lang.IllegalArgumentException:找不到类 [org.arpit.java2blog.model.Country] hibernate.SessionFactory com.programcreek.helloworld.controller.CountryDAO.sessionFactory; 嵌套异常是 org.springframework.beans.factory.BeanCreationException:在 ServletContext 资源 [/WEB-INF/dispatcher-servlet.xml] 中定义名称为“hibernate4AnnotatedSessionFactory”的 bean 创建错误:bean 初始化失败;嵌套异常是 org.springframework.beans.TypeMismatchException:无法将类型“java.util.ArrayList”的属性值转换为属性“annotatedClasses”所需的类型“java.lang.Class[]”;嵌套异常是 java.lang.IllegalArgumentException:找不到类 [org.arpit.java2blog.model.Country] hibernate.SessionFactory com.programcreek.helloworld.controller.CountryDAO.sessionFactory; 嵌套异常是 org.springframework.beans.factory.BeanCreationException:在 ServletContext 资源 [/WEB-INF/dispatcher-servlet.xml] 中定义名称为“hibernate4AnnotatedSessionFactory”的 bean 创建错误:bean 初始化失败;嵌套异常是 org.springframework.beans.TypeMismatchException:无法将类型“java.util.ArrayList”的属性值转换为属性“annotatedClasses”所需的类型“java.lang.Class[]”;嵌套异常是 java.lang.IllegalArgumentException:找不到类 [org.arpit.java2blog.model.Country] BeanCreationException:在 ServletContext 资源 [/WEB-INF/dispatcher-servlet.xml] 中定义名称为“hibernate4AnnotatedSessionFactory”的 bean 创建错误:bean 初始化失败;嵌套异常是 org.springframework.beans.TypeMismatchException:无法将类型“java.util.ArrayList”的属性值转换为属性“annotatedClasses”所需的类型“java.lang.Class[]”;嵌套异常是 java.lang.IllegalArgumentException:找不到类 [org.arpit.java2blog.model.Country] BeanCreationException:在 ServletContext 资源 [/WEB-INF/dispatcher-servlet.xml] 中定义名称为“hibernate4AnnotatedSessionFactory”的 bean 创建错误:bean 初始化失败;嵌套异常是 org.springframework.beans.TypeMismatchException:无法将类型“java.util.ArrayList”的属性值转换为属性“annotatedClasses”所需的类型“java.lang.Class[]”;嵌套异常是 java.lang.IllegalArgumentException:找不到类 [org.arpit.java2blog.model.Country] java.util.ArrayList'到属性'annotatedClasses'所需的类型'java.lang.Class []';嵌套异常是 java.lang.IllegalArgumentException:找不到类 [org.arpit.java2blog.model.Country] java.util.ArrayList'到属性'annotatedClasses'所需的类型'java.lang.Class []';嵌套异常是 java.lang.IllegalArgumentException:找不到类 [org.arpit.java2blog.model.Country]

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>test</groupId>
  <artifactId>test</artifactId>
  <packaging>war</packaging>
  <version>0.0.1-SNAPSHOT</version>
  <name>test Maven Webapp</name>
  <url>http://maven.apache.org</url>
  <properties>
        <spring.version>4.1.6.RELEASE</spring.version>
    </properties>
    <dependencies>
        <dependency>
            <groupId>junit</groupId>
            <artifactId>junit</artifactId>
            <version>3.8.1</version>
            <scope>test</scope>
        </dependency>
        <!-- Spring dependencies -->
        <dependency>
    <groupId>org.springframework</groupId>
    <artifactId>spring-orm</artifactId>
    <version>4.1.6.RELEASE</version>
</dependency>

        <dependency>
    <groupId>commons-dbcp</groupId>
    <artifactId>commons-dbcp</artifactId>
    <version>1.4</version>
</dependency>
        <dependency>
    <groupId>jstl</groupId>
    <artifactId>jstl</artifactId>
    <version>1.2</version>
</dependency>
        <dependency>
    <groupId>mysql</groupId>
    <artifactId>mysql-connector-java</artifactId>
    <version>5.1.24</version>
</dependency>

        <dependency>
    <groupId>org.hibernate</groupId>
    <artifactId>hibernate-core</artifactId>
    <version>4.0.1.Final</version>
    </dependency>
    <dependency>
    <groupId>org.hibernate</groupId>
    <artifactId>hibernate-entitymanager</artifactId>
    <version>4.0.1.Final</version>
</dependency>
<dependency>
    <groupId>org.springframework</groupId>
    <artifactId>spring-tx</artifactId>
    <version>4.0.1.RELEASE</version>
</dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-core</artifactId>
            <version>${spring.version}</version>
        </dependency>

        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-web</artifactId>
            <version>${spring.version}</version>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-webmvc</artifactId>
            <version>${spring.version}</version>
        </dependency>
    </dependencies>
  <build>
    <finalName>test</finalName>
  </build>
</project>

调度程序-servlet.xml:

<?xml version="1.0" encoding="UTF-8"?>
<beans:beans xmlns="http://www.springframework.org/schema/mvc"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:beans="http://www.springframework.org/schema/beans"
    xmlns:context="http://www.springframework.org/schema/context" xmlns:tx="http://www.springframework.org/schema/tx"
    xsi:schemaLocation="http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc.xsd
        http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd
        http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context.xsd
        http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-4.0.xsd">
    <context:component-scan base-package="com.programcreek.helloworld.controller" />
 <annotation-driven />
    <resources mapping="/resources/**" location="/resources/" />

    <beans:bean
        class="org.springframework.web.servlet.view.InternalResourceViewResolver">
        <beans:property name="prefix">
            <beans:value>/WEB-INF/views/</beans:value>
        </beans:property>
        <beans:property name="suffix">
            <beans:value>.jsp</beans:value>
        </beans:property>
    </beans:bean>

    <beans:bean id="dataSource" class="org.apache.commons.dbcp.BasicDataSource"
        destroy-method="close">
        <beans:property name="driverClassName" value="com.mysql.jdbc.Driver" />
        <beans:property name="url"
            value="jdbc:mysql://localhost:3306/nstoreb2cbeta" />
        <beans:property name="username" value="root" />
        <beans:property name="password" value="root" />
    </beans:bean>

    <beans:bean id="hibernate4AnnotatedSessionFactory"
        class="org.springframework.orm.hibernate4.LocalSessionFactoryBean">
        <beans:property name="dataSource" ref="dataSource" />
        <beans:property name="annotatedClasses">
            <beans:list>
                <beans:value>org.arpit.java2blog.model.Country</beans:value>
            </beans:list>
        </beans:property>
        <beans:property name="hibernateProperties">
            <beans:props>
                <beans:prop key="hibernate.dialect">org.hibernate.dialect.MySQLDialect
                </beans:prop>
                <beans:prop key="hibernate.show_sql">true</beans:prop>
            </beans:props>
        </beans:property>
    </beans:bean>

        <tx:annotation-driven transaction-manager="transactionManager" />
    <beans:bean id="transactionManager"
        class="org.springframework.orm.hibernate4.HibernateTransactionManager">
        <beans:property name="sessionFactory"
            ref="hibernate4AnnotatedSessionFactory" />
    </beans:bean>
</beans:beans>

网页.xml:

<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://java.sun.com/xml/ns/javaee" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd" id="WebApp_ID" version="3.0">


    <display-name>Archetype Created Web Application</display-name>

    <servlet>
        <servlet-name>dispatcher</servlet-name>
        <servlet-class>
            org.springframework.web.servlet.DispatcherServlet
        </servlet-class>
        <load-on-startup>1</load-on-startup>
    </servlet>

    <servlet-mapping>
        <servlet-name>dispatcher</servlet-name>
        <url-pattern>/</url-pattern>
    </servlet-mapping>

    <context-param>
        <param-name>contextConfigLocation</param-name>
        <param-value>/WEB-INF/dispatcher-servlet.xml</param-value>
    </context-param>

    <listener>
        <listener-class>
            org.springframework.web.context.ContextLoaderListener
        </listener-class>
    </listener>
</web-app>

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标签: javaeclipsehibernatespring-mvcpom.xml

解决方案


要解决 Spring 依赖问题,请导航到根嵌套异常。通常,自动装配将是一系列无法​​自动装配依赖关系的嵌套异常,因此特定的 bean 故障将隐藏在原始异常日志的底部。在这种情况下...

找不到类 [org.arpit.java2blog.model.Country]

由于在 pom.xml 中没有将其列为可能的orp.arpit.java2blog依赖项,因此它必须位于src/main/javaMaven 项目本身的目录或任何其他已定义的源目录中。要么在 servlet 中错误地键入了类,要么在项目中错误地放置了文件。


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