Added Consistency Checking Mechanism

Consistency checker was added wih tester

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

@@ -5,6 +5,7 @@ package org.springframework.samples.petclinic.newDataStore;
 
 import java.util.Collection;
 import java.util.HashMap;
+import java.util.Iterator;
 import java.util.Map;
 import org.springframework.samples.petclinic.owner.Owner;
 import org.springframework.samples.petclinic.owner.OwnerRepository;
@@ -17,19 +18,13 @@ public class NewOwnerStore {
 
     public Map<Integer, StaticOwner> ownerStore;
     private final OwnerRepository owners;
+    private Collection<Owner> ownerRepositoryData;
 
     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());
     }
@@ -37,4 +32,37 @@ public class NewOwnerStore {
     public Map<Integer, StaticOwner> getNewOwnerStore() {
         return this.ownerStore;
     }
+
+    public void forklift() {
+        Collection<Owner> ownerRepositoryData = this.owners.findAll();
+        for(Owner owner : ownerRepositoryData) {
+            ownerStore.put(owner.getId(), convertToStaticOwner(owner));
+        }
+    }
+
+    public int checkConsistency() {
+        int inconsistencies = 0;
+
+        ownerRepositoryData = this.owners.findAll();
+
+        Iterator<Owner> iterator = ownerRepositoryData.iterator();
+
+        for (Integer id: ownerStore.keySet()){
+
+            if(iterator.hasNext()) {
+                Owner oldOwner = iterator.next();
+                if(id != oldOwner.getId() || !ownerStore.get(id).equals(oldOwner)) {
+                    inconsistencies++;
+                    violation(id, convertToStaticOwner(oldOwner), ownerStore.get(id));
+                }
+            }
+        }
+        return inconsistencies;
+    }
+
+    private void violation(int i, StaticOwner expected, StaticOwner actual)
+    {
+        System.out.println("Consistency Violation! \n” + “i = ” + i + “\n\t expected = " +
+        expected.toString() + "\n\t actual = " + actual.toString());
+    }
 }

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

@@ -30,4 +30,13 @@ public class StaticOwner {
         return telephone;
     }
 
+    public boolean equals (Owner ownerToCompareTo) {
+        if((this.address != ownerToCompareTo.getAddress())|| (this.city != ownerToCompareTo.getCity()) ||
+        (this.telephone != ownerToCompareTo.getTelephone())) {
+            return false;
+        }
+        else {
+            return true;
+        }
+    }
 }

src/test/java/org/springframework/samples/petclinic/newDataStore/NewOwnerStoreTest.java

@@ -5,6 +5,7 @@ package org.springframework.samples.petclinic.newDataStore;
 
 import java.util.Iterator;
 import java.util.Map;
+import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.springframework.beans.factory.annotation.Autowired;
@@ -25,11 +26,17 @@ public class NewOwnerStoreTest {
 
     NewOwnerStore testOwnerStore;
 
-    @Test
-    public void testPopulation() {
+    Map<Integer, StaticOwner> ownerStore;
+
+    @Before
+    public void setup() {
         testOwnerStore = new NewOwnerStore(owner);
-        testOwnerStore.populateStore();
-        Map<Integer, StaticOwner> ownerStore = testOwnerStore.getNewOwnerStore();
+        testOwnerStore.forklift();
+        ownerStore = testOwnerStore.getNewOwnerStore();
+    }
+
+    @Test
+    public void testForklift() {
 
         for (Integer id: ownerStore.keySet()){
 
@@ -37,8 +44,10 @@ public class NewOwnerStoreTest {
             String value = ownerStore.get(id).getAddress();
             System.out.println(key + " " + value);
         }
-
-
     }
 
+    @Test
+    public void consistencyCheck () {
+        System.out.println(testOwnerStore.checkConsistency());
+    }
 }