[RMI TCP Connection(7)-127.0.0.1] ERROR org.springframework.web.servlet.DispatcherServlet - Context initialization failed org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'userController': Injection of autowired dependencies failed; nested exception is org.springframework.beans.factory.BeanCreationException: Could not autowire field: private com.springapp.mvc.UserRepository com.springapp.mvc.UserController.userRepository; nested exception is java.lang.NoSuchMethodError:
User.java
package com.springapp.mvc;
import javax.persistence.*;
@Entity(name = "account")
public class User {
@Id
@GeneratedValue(strategy = GenerationType.AUTO)
private Long id;
@Basic
private String firstName;
@Basic
private String lastName;
@Basic
private String email;
public Long getId() {
return id;
}
public void setId(Long id) {
this.id = id;
}
public String getFirstName() {
return firstName;
}
public void setFirstName(String name) {
this.firstName = name;
}
public String getLastName() {
return lastName;
}
public void setLastName(String lastName) {
this.lastName = lastName;
}
public String getEmail() {
return email;
}
public void setEmail(String email) {
this.email = email;
}
}
UserRepository.java
package com.springapp.mvc;
import org.springframework.data.jpa.repository.JpaRepository;
public interface UserRepository extends JpaRepository<User, Long> {
}
UserRepositoryImpl.java
package com.springapp.mvc;
import org.springframework.data.domain.Page;
import org.springframework.data.domain.Pageable;
import org.springframework.data.domain.Sort;
import org.springframework.stereotype.Component;
import java.util.List;
@Component
public class UserRepositoryImpl implements UserRepository{
public UserRepositoryImpl() {
}
@Override
public <S extends User> S save(S entity) {
return null;
}
@Override
public User findOne(Long aLong) {
return null;
}
@Override
public boolean exists(Long aLong) {
return false;
}
@Override
public List<User> findAll() {
return null;
}
@Override
public List<User> findAll(Sort sort) {
return null;
}
@Override
public Page<User> findAll(Pageable pageable) {
return null;
}
@Override
public List<User> findAll(Iterable<Long> longs) {
return null;
}
@Override
public long count() {
return 0;
}
@Override
public void delete(Long aLong) {
}
@Override
public void delete(User entity) {
}
@Override
public void delete(Iterable<? extends User> entities) {
}
@Override
public void deleteAll() {
}
@Override
public void flush() {
}
@Override
public void deleteInBatch(Iterable<User> entities) {
}
@Override
public void deleteAllInBatch() {
}
@Override
public User getOne(Long aLong) {
return null;
}
@Override
public <S extends User> S saveAndFlush(S entity) {
return null;
}
@Override
public <S extends User> List<S> save(Iterable<S> entities) {
return null;
}
}
UserController.java
package com.springapp.mvc;
import org.springframework.stereotype.Controller;
import org.springframework.ui.ModelMap;
import org.springframework.web.bind.annotation.*;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.validation.BindingResult;
@Controller
public class UserController {
@Autowired
private UserRepository userRepository;
@RequestMapping(value = "/", method = RequestMethod.GET)
public String listUsers(ModelMap model) {
model.addAttribute("user", new User());
model.addAttribute("users", userRepository.findAll());
return "users";
}
@RequestMapping(value = "/add", method = RequestMethod.POST)
public String addUser(@ModelAttribute("user") User user, BindingResult result) {
userRepository.save(user);
return "redirect:/";
}
@RequestMapping("/delete/{userId}")
public String deleteUser(@PathVariable("userId") Long userId) {
userRepository.delete(userRepository.findOne(userId));
return "redirect:/";
}
}
mvc-dispatcher-servlet.xml
<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:tx="http://www.springframework.org/schema/tx"
xmlns:jpa="http://www.springframework.org/schema/data/jpa"
xsi:schemaLocation="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.xsd
http://www.springframework.org/schema/data/jpa
http://www.springframework.org/schema/data/jpa/spring-jpa.xsd">
<context:component-scan base-package="com.springapp.mvc"/>
<bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
<property name="prefix" value="/WEB-INF/pages/"/>
<property name="suffix" value=".jsp"/>
</bean>
<jpa:repositories base-package="com.springapp.mvc"/>
<bean id="entityManagerFactory" class="org.springframework.orm.jpa.LocalEntityManagerFactoryBean">
<property name="persistenceUnitName" value="defaultPersistenceUnit"/>
</bean>
<bean id="transactionManager" class="org.springframework.orm.jpa.JpaTransactionManager">
<property name="entityManagerFactory" ref="entityManagerFactory"/>
</bean>
<tx:annotation-driven transaction-manager="transactionManager"/>
</beans>
web.xml
<web-app version="2.4"
xmlns="http ://java.sun.com/xml/ns/j2ee" xmlns:xsi="http ://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://java.sun.com/xml/ns/j2ee
http://java.sun.com/xml/ns/j2ee/web-app_2_4.xsd">
<display-name>Spring MVC Application</display-name>
<servlet>
<servlet-name>mvc-dispatcher</servlet-name>
<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
<load-on-startup>1</load-on-startup>
</servlet>
<servlet-mapping>
<servlet-name>mvc-dispatcher</servlet-name>
<url-pattern>/</url-pattern>
</servlet-mapping>
</web-app>
