completed implementation of Spring Data JPA

Author: springframeworkguru

src/main/java/guru/springframework/domain/User.java

@@ -26,7 +26,7 @@ public class User extends AbstractDomainClass  {
     @OneToOne(cascade = CascadeType.ALL, orphanRemoval = true)
     private Cart cart;
 
-    @ManyToMany
+    @ManyToMany(fetch = FetchType.EAGER)
     @JoinTable
     // ~ defaults to @JoinTable(name = "USER_ROLE", joinColumns = @JoinColumn(name = "user_id"),
     //     inverseJoinColumns = @joinColumn(name = "role_id"))

src/main/java/guru/springframework/domain/security/Role.java

@@ -4,6 +4,7 @@
 import guru.springframework.domain.User;
 
 import javax.persistence.Entity;
+import javax.persistence.FetchType;
 import javax.persistence.JoinTable;
 import javax.persistence.ManyToMany;
 import java.util.ArrayList;
@@ -17,7 +18,7 @@ public class Role extends AbstractDomainClass {
 
     private String role;
 
-    @ManyToMany
+    @ManyToMany(fetch = FetchType.EAGER)
     @JoinTable
     // ~ defaults to @JoinTable(name = "USER_ROLE", joinColumns = @JoinColumn(name = "role_id"),
     //     inverseJoinColumns = @joinColumn(name = "user_id"))

src/main/java/guru/springframework/repositories/CustomerRepository.java

@@ -0,0 +1,10 @@
+package guru.springframework.repositories;
+
+import guru.springframework.domain.Customer;
+import org.springframework.data.repository.CrudRepository;
+
+/**
+ * Created by jt on 12/21/15.
+ */
+public interface CustomerRepository extends CrudRepository<Customer, Integer>{
+}

src/main/java/guru/springframework/repositories/OrderRepository.java

@@ -0,0 +1,10 @@
+package guru.springframework.repositories;
+
+import guru.springframework.domain.Order;
+import org.springframework.data.repository.CrudRepository;
+
+/**
+ * Created by jt on 12/21/15.
+ */
+public interface OrderRepository extends CrudRepository<Order, Integer> {
+}

src/main/java/guru/springframework/repositories/RoleRepsoitory.java

@@ -0,0 +1,10 @@
+package guru.springframework.repositories;
+
+import guru.springframework.domain.security.Role;
+import org.springframework.data.repository.CrudRepository;
+
+/**
+ * Created by jt on 12/21/15.
+ */
+public interface RoleRepsoitory extends CrudRepository<Role, Integer> {
+}

src/main/java/guru/springframework/repositories/UserRepository.java

@@ -0,0 +1,10 @@
+package guru.springframework.repositories;
+
+import guru.springframework.domain.User;
+import org.springframework.data.repository.CrudRepository;
+
+/**
+ * Created by jt on 12/21/15.
+ */
+public interface UserRepository extends CrudRepository<User, Integer> {
+}

src/main/java/guru/springframework/services/jpaservices/ProductServiceJpaDaoImpl.java

@@ -12,7 +12,7 @@
  * Created by jt on 12/9/15.
  */
 @Service
-@Profile("jpadao-dontuse")
+@Profile("jpadao")
 public class ProductServiceJpaDaoImpl extends AbstractJpaDaoService implements ProductService {
 
     @Override

src/main/java/guru/springframework/services/reposervices/CustomerServiceRepoImpl.java

@@ -0,0 +1,48 @@
+package guru.springframework.services.reposervices;
+
+import guru.springframework.domain.Customer;
+import guru.springframework.repositories.CustomerRepository;
+import guru.springframework.services.CustomerService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.context.annotation.Profile;
+import org.springframework.stereotype.Service;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * Created by jt on 12/21/15.
+ */
+@Service
+@Profile("springdatajpa")
+public class CustomerServiceRepoImpl implements CustomerService {
+
+    private CustomerRepository customerRepository;
+
+    @Autowired
+    public void setCustomerRepository(CustomerRepository customerRepository) {
+        this.customerRepository = customerRepository;
+    }
+
+    @Override
+    public List<?> listAll() {
+        List<Customer> customers = new ArrayList<>();
+        customerRepository.findAll().forEach(customers::add); //fun with Java 8
+        return customers;
+    }
+
+    @Override
+    public Customer getById(Integer id) {
+        return customerRepository.findOne(id);
+    }
+
+    @Override
+    public Customer saveOrUpdate(Customer domainObject) {
+        return customerRepository.save(domainObject);
+    }
+
+    @Override
+    public void delete(Integer id) {
+        customerRepository.delete(id);
+    }
+}

src/main/java/guru/springframework/services/reposervices/OrderServiceRepoImpl.java

@@ -0,0 +1,48 @@
+package guru.springframework.services.reposervices;
+
+import guru.springframework.domain.Order;
+import guru.springframework.repositories.OrderRepository;
+import guru.springframework.services.OrderService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.context.annotation.Profile;
+import org.springframework.stereotype.Service;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * Created by jt on 12/21/15.
+ */
+@Service
+@Profile("springdatajpa")
+public class OrderServiceRepoImpl implements OrderService {
+
+    private OrderRepository orderRepository;
+
+    @Autowired
+    public void setOrderRepository(OrderRepository orderRepository) {
+        this.orderRepository = orderRepository;
+    }
+
+    @Override
+    public List<?> listAll() {
+        List<Order> orders = new ArrayList<>();
+        orderRepository.findAll().forEach(orders::add); //fun with Java 8
+        return orders;
+    }
+
+    @Override
+    public Order getById(Integer id) {
+        return orderRepository.findOne(id);
+    }
+
+    @Override
+    public Order saveOrUpdate(Order domainObject) {
+        return orderRepository.save(domainObject);
+    }
+
+    @Override
+    public void delete(Integer id) {
+        orderRepository.delete(id);
+    }
+}

src/main/java/guru/springframework/services/reposervices/ProductServiceRepoImpl.java

@@ -14,7 +14,7 @@
  * Created by jt on 12/18/15.
  */
 @Service
-@Profile({"springdatajpa", "jpadao"})
+@Profile({"springdatajpa"})
 public class ProductServiceRepoImpl implements ProductService {
 
     private ProductRepository productRepository;