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[英]No bean named 'mongoTemplate' available. Spring Boot + MongoDB
[英]MongoDB Spring - No bean named 'mongoTemplate' is defined
这可能是使用Mongodb和Spring的常见问题。 我没想到会问这里的问题,因为每当我遇到困难时,我都可以在这里找到解决方案。 但这一次,关于这个主题的已经回答的问题都没有帮助我解决问题......
我真的不知道该怎么做......这是情况:
这是我的应用程序上下文(ONE-servletConfig.xml):
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:context="http://www.springframework.org/schema/context"
xmlns:mvc="http://www.springframework.org/schema/mvc" xmlns:p="http://www.springframework.org/schema/p"
xmlns:mongo="http://www.springframework.org/schema/data/mongo"
xsi:schemaLocation="http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-4.1.xsd
http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-4.3.xsd
http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.1.xsd
http://www.springframework.org/schema/data/mongo http://www.springframework.org/schema/data/mongo/spring-mongo.xsd">
<mvc:annotation-driven />
<context:annotation-config/>
<context:component-scan base-package="nl.company.department.project.controller.controllers,nl.company.department.project.mongodb"></context:component-scan>
<bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
<property value="WEB-INF/jsp/" name="prefix" />
<property value=".jsp" name="suffix" />
</bean>
<bean class="org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter" />
<bean class="org.springframework.web.servlet.mvc.annotation.DefaultAnnotationHandlerMapping" />
<mongo:mongo-client id="mongo" host="abcdefgh.mlab.com"
port="123456" credentials="apple:pie@appledb" />
<bean id="mongoTemplate" class="org.springframework.data.mongodb.core.MongoTemplate">
<constructor-arg name="mongo" ref="mongo" />
<constructor-arg name="databaseName" value="opadb" />
</bean>
<bean
class="org.springframework.context.support.PropertySourcesPlaceholderConfigurer" />
<mongo:repositories base-package="nl.company.department.project.mongodb"
mongo-template-ref="mongoTemplate" />
<bean id="multipartResolver"
class="org.springframework.web.multipart.commons.CommonsMultipartResolver">
<property name="maxUploadSize" value="100000" />
</bean>
我的web.xml:
<?xml version="1.0" encoding="UTF-8" ?>
<web-app xmlns="http://java.sun.com/xml/ns/javaee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://java.sun.com/xml/ns/javaee" version="3.0">
<display-name>ONE</display-name>
<servlet>
<servlet-name>ONEapp</servlet-name>
<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
<init-param>
<param-name>contextConfigLocation</param-name>
<param-value>/WEB-INF/config/ONE-servletConfig.xml</param-value>
</init-param>
</servlet>
<servlet-mapping>
<servlet-name>ONEapp</servlet-name>
<url-pattern>/*</url-pattern>
</servlet-mapping>
我的存储库位于包nl.company.department.project.mongodb其中一个存储库中:
@Repository
public interface UserRepository extends MongoRepository<User, String> {
}
在我的控制器中,我已经自动装配了这个存储库,当我在userCollection上使用方法时,它将返回数据库的返回值。 这是控制器:
@RestController
@RequestMapping("consultants")
public class OPAController {
@Autowired
private UserRepository userCollection;
more code ...
}
用户对象如下所示:
@Document(collection="user")
public class User {
@Id
@Getter @Setter private String name;
@Getter @Setter private String password;
}
我想使用Spring Security,所以我创建了几个类......
安全配置类:
@Configuration
@EnableWebSecurity
public class SecurityConfig extends WebSecurityConfigurerAdapter {
@Autowired
private CustomAuthenticationProvider authProvider;
@Override
protected void configure(AuthenticationManagerBuilder auth) throws Exception {
auth.authenticationProvider(authProvider);
}
@Override
protected void configure(HttpSecurity http) throws Exception {
http
.authorizeRequests()
.antMatchers("/consultants/sendPassword","/consultants/authenticateUser")
.permitAll()
.anyRequest().authenticated()
.and()
.formLogin()
.and()
.csrf().disable();
}
}
和SecurityWebApplicationInitializer类:
public class SecurityWebApplicationInitializer extends AbstractSecurityWebApplicationInitializer {
public SecurityWebApplicationInitializer() {
super(SecurityConfig.class);
}
}
和CustomAuthenticationProvider类
@Component
@EnableMongoRepositories(basePackages = "nl.company.department.project.mongodb")
public class CustomAuthenticationProvider implements AuthenticationProvider {
@Autowired
private UserRepository userCollection;
@Override
public Authentication authenticate(Authentication authentication) throws AuthenticationException {
String name = authentication.getName();
String password = authentication.getCredentials().toString();
if (userCollection.findOne(name) != null && userCollection.findOne(name).getPassword().equals(password)) {
return new UsernamePasswordAuthenticationToken(name, password, new ArrayList<>());
} else {
return null;
}
}
@Override
public boolean supports(Class<?> authentication) {
return authentication.equals(UsernamePasswordAuthenticationToken.class);
}
}
因此,在控制器中自动装配存储库是可行的,但是当我想在CustomAuthenticationProvider类中使用存储库时,它将抛出以下异常:
org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'customAuthenticationProvider': Unsatisfied dependency expressed through field 'userCollection': Error creating bean with name 'userRepository': Cannot resolve reference to bean 'mongoTemplate' while setting bean property 'mongoOperations'; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No bean named 'mongoTemplate' is defined; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'userRepository': Cannot resolve reference to bean 'mongoTemplate' while setting bean property 'mongoOperations'; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No bean named 'mongoTemplate' is defined
但奇怪的是,我确实定义了mongoTemplate,它在控制器中工作。 你们能看到我做错了什么,也许我错过了配置中的一些东西......?
你可以试试下面的pls:
<mongo:db-factory dbname="mongoDb" host="mongoServer" port="mongoPort"/>
<bean id="mongoTemplate" class="org.springframework.data.mongodb.core.MongoTemplate">
<constructor-arg name="mongoDbFactory" ref="mongoDbFactory" />
</bean>
<mongo:repositories base-package="com.basePackage"/>
我认为你应该将@Configuration和@EnableWebSecurity注释添加到SecurityConfig
@Configuration
@EnableWebSecurity
public class SecurityConfig extends WebSecurityConfigurerAdapter {
}
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