Multi-Module Project With Spring Boot

Spring-Boot/spring-boot-multi-module-project/jdj-core/src/main/java/com/javadevjournal/JDJCore.java

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+package com.javadevjournal;
+
+//@SpringBootApplication
+public class JDJCore {
+
+    public static void main(String[] args) {
+
+    }
+}

Spring-Boot/spring-boot-multi-module-project/jdj-core/src/main/java/com/javadevjournal/data/customer/Customer.java

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+package com.javadevjournal.data.customer;
+
+public class Customer {
+
+    private String firstName;
+    private String lastName;
+    private String id;
+    private String email;
+
+    public Customer() {
+    }
+
+    public Customer(String firstName, String lastName, String id, String email) {
+        this.firstName = firstName;
+        this.lastName = lastName;
+        this.id = id;
+        this.email = email;
+    }
+
+    public String getFirstName() {
+        return firstName;
+    }
+
+    public void setFirstName(String firstName) {
+        this.firstName = firstName;
+    }
+
+    public String getLastName() {
+        return lastName;
+    }
+
+    public void setLastName(String lastName) {
+        this.lastName = lastName;
+    }
+
+    public String getId() {
+        return id;
+    }
+
+    public void setId(String id) {
+        this.id = id;
+    }
+
+    public String getEmail() {
+        return email;
+    }
+
+    public void setEmail(String email) {
+        this.email = email;
+    }
+}

Spring-Boot/spring-boot-multi-module-project/jdj-core/src/main/java/com/javadevjournal/service/customer/CustomerService.java

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+package com.javadevjournal.service.customer;
+
+import com.javadevjournal.data.customer.Customer;
+
+public interface CustomerService {
+
+    Customer getCustomerById(final String id);
+}

Spring-Boot/spring-boot-multi-module-project/jdj-core/src/main/java/com/javadevjournal/service/customer/DefaultCustomerService.java

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+package com.javadevjournal.service.customer;
+
+import com.javadevjournal.data.customer.Customer;
+import org.springframework.stereotype.Service;
+
+@Service("customerService")
+public class DefaultCustomerService implements CustomerService {
+
+    @Override
+    public Customer getCustomerById(String id) {
+        return new Customer("Test","Customer",id,"contact-us@javadevjournal.com");
+    }
+}