Added Hash Map Store for owner entity

Added a hash map store for the owner database table as well as static data object definitions.

src/main/java/org/springframework/samples/petclinic/newDataStore/NewOwnerStore.java

@@ -0,0 +1,36 @@
+/*
+ * Software property of Acquisio. Copyright 2003-2018.
+ */
+package org.springframework.samples.petclinic.newDataStore;
+
+import java.util.Collection;
+import java.util.HashMap;
+import java.util.Map;
+import org.springframework.samples.petclinic.owner.Owner;
+import org.springframework.samples.petclinic.owner.OwnerRepository;
+import org.springframework.samples.petclinic.owner.StaticOwner;
+
+/**
+ * @author Gibran
+ */
+public class NewOwnerStore {
+
+    public Map<Integer, StaticOwner> ownerStore;
+    private final OwnerRepository owners;
+
+    public NewOwnerStore(OwnerRepository owners) {
+        this.owners = owners;
+        this.ownerStore = new HashMap<>();
+    }
+
+    public void populateStore() {
+        Collection<Owner> ownerRepositoryData = this.owners.findAll();
+        for(Owner owner : ownerRepositoryData) {
+            ownerStore.put(owner.getId(), convertToStaticOwner(owner));
+        }
+    }
+
+    public StaticOwner convertToStaticOwner(Owner ownerEntity) {
+        return new StaticOwner(ownerEntity.getAddress(), ownerEntity.getCity(), ownerEntity.getTelephone());
+    }
+}

src/main/java/org/springframework/samples/petclinic/owner/OwnerRepository.java

@@ -21,6 +21,8 @@ import org.springframework.data.jpa.repository.Query;
 import org.springframework.data.repository.Repository;
 import org.springframework.data.repository.query.Param;
 import org.springframework.transaction.annotation.Transactional;
+import org.springframework.cache.annotation.Cacheable;
+import org.springframework.dao.DataAccessException;
 
 /**
  * Repository class for <code>Owner</code> domain objects All method names are compliant with Spring Data naming
@@ -53,6 +55,15 @@ public interface OwnerRepository extends Repository<Owner, Integer> {
     @Transactional(readOnly = true)
     Owner findById(@Param("id") Integer id);
 
+    /**
+     * Retrieve all <code>Owner</code>s from the data store.
+     *
+     * @return a <code>Collection</code> of <code>Owner</code>s
+     */
+    @Transactional(readOnly = true)
+    @Cacheable("owner")
+    Collection<Owner> findAll() throws DataAccessException;
+
     /**
      * Save an {@link Owner} to the data store, either inserting or updating it.
      * @param owner the {@link Owner} to save

src/main/java/org/springframework/samples/petclinic/owner/StaticOwner.java

@@ -0,0 +1,20 @@
+/*
+ * Software property of Acquisio. Copyright 2003-2018.
+ */
+package org.springframework.samples.petclinic.owner;
+
+/**
+ * @author Gibran
+ */
+public class StaticOwner {
+
+    private String address;
+    private String city;
+    private String telephone;
+
+    public StaticOwner(String address, String city, String telephone){
+        this.address = address;
+        this.city = city;
+        this.telephone = telephone;
+    }
+}