Add JPA annotations for Address model

Author: LizChe

src/main/java/com/hsbc/simpleapi/model/Address.java

@@ -1,5 +1,8 @@
 package com.hsbc.simpleapi.model;
 
+import javax.persistence.Embeddable;
+
+@Embeddable
 public class Address {
 
     private String city;

src/main/java/com/hsbc/simpleapi/model/Customer.java

@@ -1,9 +1,30 @@
 package com.hsbc.simpleapi.model;
 
+import javax.persistence.Column;
+import javax.persistence.Embedded;
+import javax.persistence.Entity;
+import javax.persistence.GeneratedValue;
+import javax.persistence.GenerationType;
+import javax.persistence.Id;
+import javax.persistence.Table;
+
+import javax.validation.constraints.NotNull;
+
+@Entity
+@Table(name="customers")
 public class Customer {
 
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    @Column
     private long id;
+
+    @Column
+    @NotNull
     private String name;
+
+    @Embedded
+    @Column
     private Address address;
 
     public long getId() {