tackle few comments from DomainMaker review

Issue-ID: POLICY-2345
Signed-off-by: jhh <jorge.hernandez-herrero@att.com>
Change-Id: I325d0c4892d46dad72303e3dcbc38238a029a725
diff --git a/feature-lifecycle/src/main/java/org/onap/policy/drools/domain/models/controller/ControllerSourceTopic.java b/feature-lifecycle/src/main/java/org/onap/policy/drools/domain/models/controller/ControllerSourceTopic.java
index 69d57bc..ffad9cf 100644
--- a/feature-lifecycle/src/main/java/org/onap/policy/drools/domain/models/controller/ControllerSourceTopic.java
+++ b/feature-lifecycle/src/main/java/org/onap/policy/drools/domain/models/controller/ControllerSourceTopic.java
@@ -20,7 +20,6 @@
 
 package org.onap.policy.drools.domain.models.controller;
 
-import com.google.gson.annotations.SerializedName;
 import java.io.Serializable;
 import java.util.List;
 import lombok.Data;
@@ -36,9 +35,6 @@
 public class ControllerSourceTopic implements Serializable {
     private static final long serialVersionUID = -1732598566914643612L;
 
-    @SerializedName("topicName")
     protected String topicName;
-
-    @SerializedName("serialization")
     protected List<ControllerSerialization> serialization;
 }
diff --git a/feature-lifecycle/src/test/java/org/onap/policy/drools/domain/models/DroolsPolicyModelsTest.java b/feature-lifecycle/src/test/java/org/onap/policy/drools/domain/models/DroolsPolicyModelsTest.java
index 813acdf..d99dd08 100644
--- a/feature-lifecycle/src/test/java/org/onap/policy/drools/domain/models/DroolsPolicyModelsTest.java
+++ b/feature-lifecycle/src/test/java/org/onap/policy/drools/domain/models/DroolsPolicyModelsTest.java
@@ -20,6 +20,8 @@
 
 package org.onap.policy.drools.domain.models;
 
+import static org.junit.Assert.assertNotNull;
+
 import com.openpojo.reflection.PojoClass;
 import com.openpojo.reflection.filters.FilterChain;
 import com.openpojo.reflection.filters.FilterClassName;
@@ -58,7 +60,8 @@
     @Test
     public void testBuildDomainPolicyNativeDrools() {
         /* manually create a native drools policy */
-        NativeDroolsPolicy.builder().metadata(Metadata.builder().policyId("policy-id").build()).name("example")
+        assertNotNull(NativeDroolsPolicy.builder().metadata(Metadata.builder().policyId("policy-id").build())
+            .name("example")
             .type("onap.policies.native.Drools")
             .typeVersion("1.0.0")
             .version("1.0.0")
@@ -68,19 +71,20 @@
                         .rulesArtifact(
                                 NativeDroolsRulesArtifact.builder().groupId("org.onap.policy.controlloop")
                                         .artifactId("example").version("example").build()).build())
-            .build();
+            .build());
     }
 
     @Test
     public void testBuildDomainPolicyController() {
         /* manually create a controller policy */
-        ControllerPolicy.builder().metadata(Metadata.builder().policyId("policy-id").build()).name("example")
+        assertNotNull(ControllerPolicy.builder().metadata(Metadata.builder().policyId("policy-id").build())
+            .name("example")
             .version("1.0.0")
             .type("onap.policies.drools.Controller")
             .typeVersion("1.0.0")
             .properties(ControllerProperties.builder().controllerName("example").sourceTopics(
                     new ArrayList<>()).sinkTopics(new ArrayList<>()).build())
-            .build();
+            .build());
     }
 
 }
\ No newline at end of file
diff --git a/policy-utils/src/main/java/org/onap/policy/drools/policies/DomainMaker.java b/policy-utils/src/main/java/org/onap/policy/drools/policies/DomainMaker.java
index 6e1e088..0097dff 100644
--- a/policy-utils/src/main/java/org/onap/policy/drools/policies/DomainMaker.java
+++ b/policy-utils/src/main/java/org/onap/policy/drools/policies/DomainMaker.java
@@ -159,8 +159,8 @@
      */
     public boolean registerValidator(@NonNull ToscaPolicyTypeIdentifier policyType) {
         //
-        // A known schema is an schema embedded in a .jar in the classpath under the schemas/
-        // resource directory matching the following syntax: schemas/<policy-type>.schema.json.
+        // A known schema is one that embedded in a .jar in the classpath as a resource
+        // matching the following syntax: <policy-type-name>-<policy-type-version>.schema.json.
         //
         String schema =
                 ResourceUtils