Remove GroupValidationResult

Removed GroupValidationResult, replacing it with BeanValidationResult.
Modified the ParameterGroup subclasses to use BeanValidator, adding
annotations where needed to trigger the validations that had been
automatically performed by GroupValidationResult.

Issue-ID: POLICY-2059
Change-Id: I245e4a647fcbb718faa63a7543f9f81c85da958c
Signed-off-by: Jim Hahn <jrh3@att.com>

2 files changed, 14 insertions, 29 deletions

diff --git a/models-provider/src/main/java/org/onap/policy/models/provider/PolicyModelsProviderParameters.java b/models-provider/src/main/java/org/onap/policy/models/provider/PolicyModelsProviderParameters.java
index 19345553b..bcd14c82b 100644
--- a/models-provider/src/main/java/org/onap/policy/models/provider/PolicyModelsProviderParameters.java
+++ b/models-provider/src/main/java/org/onap/policy/models/provider/PolicyModelsProviderParameters.java
@@ -23,10 +23,11 @@
 package org.onap.policy.models.provider;
 
 import lombok.Data;
-import org.onap.policy.common.parameters.GroupValidationResult;
+import org.onap.policy.common.parameters.BeanValidationResult;
+import org.onap.policy.common.parameters.BeanValidator;
 import org.onap.policy.common.parameters.ParameterGroup;
-import org.onap.policy.common.parameters.ValidationStatus;
-import org.onap.policy.common.utils.validation.ParameterValidationUtils;
+import org.onap.policy.common.parameters.annotations.NotBlank;
+import org.onap.policy.common.parameters.annotations.NotNull;
 import org.onap.policy.models.provider.impl.DatabasePolicyModelsProviderImpl;
 
 // @formatter:off
@@ -55,42 +56,25 @@ public class PolicyModelsProviderParameters implements ParameterGroup {
     private static final String DEFAULT_IMPLEMENTATION = DatabasePolicyModelsProviderImpl.class.getName();
 
     private String name;
+    @NotNull @NotBlank
     private String implementation = DEFAULT_IMPLEMENTATION;
     private String databaseType;
+    @NotNull @NotBlank
     private String databaseDriver;
+    @NotNull @NotBlank
     private String databaseUrl;
     private String databaseUser;
     private String databasePassword;
+    @NotNull @NotBlank
     private String persistenceUnit;
 
     /**
      * Validate the model provider parameters.
      *
      */
-    @Override
-    public GroupValidationResult validate() {
-        final GroupValidationResult validationResult = new GroupValidationResult(this);
-
-        if (!ParameterValidationUtils.validateStringParameter(implementation)) {
-            validationResult.setResult("implementation", ValidationStatus.INVALID,
-                    "a PolicyModelsProvider implementation must be specified");
-        }
-
-        if (!ParameterValidationUtils.validateStringParameter(databaseDriver)) {
-            validationResult.setResult("databaseUrl", ValidationStatus.INVALID,
-                    "a driver must be specified for the JDBC connection to the database");
-        }
 
-        if (!ParameterValidationUtils.validateStringParameter(databaseUrl)) {
-            validationResult.setResult("databaseUrl", ValidationStatus.INVALID,
-                    "a URL must be specified for the JDBC connection to the database");
-        }
-
-        if (!ParameterValidationUtils.validateStringParameter(persistenceUnit)) {
-            validationResult.setResult("persistenceUnit", ValidationStatus.INVALID,
-                    "a persistence unit must be specified for connecting to the database");
-        }
-
-        return validationResult;
+    @Override
+    public BeanValidationResult validate() {
+        return new BeanValidator().validateTop(getClass().getSimpleName(), this);
     }
 }
diff --git a/models-provider/src/test/java/org/onap/policy/models/provider/PolicyModelsProviderParametersTest.java b/models-provider/src/test/java/org/onap/policy/models/provider/PolicyModelsProviderParametersTest.java
index 51771ff9a..b1ae2a876 100644
--- a/models-provider/src/test/java/org/onap/policy/models/provider/PolicyModelsProviderParametersTest.java
+++ b/models-provider/src/test/java/org/onap/policy/models/provider/PolicyModelsProviderParametersTest.java
@@ -1,6 +1,7 @@
 /*-
  * ============LICENSE_START=======================================================
  *  Copyright (C) 2019 Nordix Foundation.
+ *  Modifications Copyright (C) 2021 AT&T Intellectual Property. All rights reserved.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -24,7 +25,7 @@ import static org.junit.Assert.assertFalse;
 import static org.junit.Assert.assertTrue;
 
 import org.junit.Test;
-import org.onap.policy.common.parameters.GroupValidationResult;
+import org.onap.policy.common.parameters.ValidationResult;
 
 /**
  * Test of {@link PolicyModelsProviderParameters} class.
@@ -40,7 +41,7 @@ public class PolicyModelsProviderParametersTest {
         pars.setDatabaseUrl("jdbc://www.acmecorp/roadrunner");
         pars.setPersistenceUnit("WileECoyote");
 
-        GroupValidationResult result = pars.validate();
+        ValidationResult result = pars.validate();
         assertTrue(result.isValid());
 
         pars.setImplementation(null);