Improve error message for unknown entity-type

When the Rule-driven Validator cannot find any rules for the event's
entity type, include the entity type in the content of the error message
that is logged and thrown as an Exception.

Change-Id: If037a0d512f690350caa169d3af2f0f152ac233b
Issue-ID: AAI-2259
Signed-off-by: mark.j.leonard <mark.j.leonard@gmail.com>

2 files changed, 39 insertions, 34 deletions

diff --git a/src/main/java/org/onap/aai/validation/exception/ValidationServiceError.java b/src/main/java/org/onap/aai/validation/exception/ValidationServiceError.java
index 45d79d4..421d866 100644
--- a/src/main/java/org/onap/aai/validation/exception/ValidationServiceError.java
+++ b/src/main/java/org/onap/aai/validation/exception/ValidationServiceError.java
@@ -1,37 +1,41 @@
-/*
- * ============LICENSE_START===================================================
- * Copyright (c) 2018 Amdocs
- * ============================================================================
+/**
+ * ============LICENSE_START=======================================================
+ * org.onap.aai
+ * ================================================================================
+ * Copyright (c) 2018-2019 AT&T Intellectual Property. All rights reserved.
+ * Copyright (c) 2018-2019 European Software Marketing Ltd.
+ * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
- *        http://www.apache.org/licenses/LICENSE-2.0
+ *       http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
- * ============LICENSE_END=====================================================
+ * ============LICENSE_END=========================================================
  */
+
 package org.onap.aai.validation.exception;
 
 import java.text.MessageFormat;
 
 /**
- * Error text formatting
+ * Error text formatting.
  *
  */
 public enum ValidationServiceError {
 
-	//@formatter:off
+    //@formatter:off
 
 	// Rule Configuration exceptions. Range 100..199
 	RULES_FILE_ERROR("VS-100", "Error reading rules configuration file(s) {0}"),
 	RULE_UNEXPECTED_TOKEN("VS-101", "Token {0} unexpected in rules configuration file."),
-    RULES_NOT_DEFINED("VS-102", "Event type {0} has no rule definitions."),
-
+    RULES_NOT_DEFINED("VS-102", "Entity type {0} (Event type {1}) has no rule definitions."),
+    
 	// Rule exceptions. Range 200..299
 	RULE_EXECUTION_ERROR("VS-201", "Error executing rule {0} with arguments {1}"),
 
@@ -78,26 +82,26 @@ public enum ValidationServiceError {
 
 	//@formatter:on
 
-	private String id;
-	private String message;
-
-	private ValidationServiceError(String id, String message) {
-		this.id = id;
-		this.message = message;
-	}
-
-	public String getId() {
-		return this.id;
-	}
-
-	/**
-	 * @param args
-	 *            to be formatted
-	 * @return the formatted error message
-	 */
-	public String getMessage(Object... args) {
-		MessageFormat formatter = new MessageFormat("");
-		formatter.applyPattern(this.message);
-		return formatter.format(args);
-	}
+    private String id;
+    private String message;
+
+    private ValidationServiceError(String id, String message) {
+        this.id = id;
+        this.message = message;
+    }
+
+    public String getId() {
+        return this.id;
+    }
+
+    /**
+     * @param args
+     *            to be formatted
+     * @return the formatted error message
+     */
+    public String getMessage(Object... args) {
+        MessageFormat formatter = new MessageFormat("");
+        formatter.applyPattern(this.message);
+        return formatter.format(args);
+    }
 }
diff --git a/src/main/java/org/onap/aai/validation/ruledriven/RuleDrivenValidator.java b/src/main/java/org/onap/aai/validation/ruledriven/RuleDrivenValidator.java
index 5ca7025..1c6dff7 100644
--- a/src/main/java/org/onap/aai/validation/ruledriven/RuleDrivenValidator.java
+++ b/src/main/java/org/onap/aai/validation/ruledriven/RuleDrivenValidator.java
@@ -133,8 +133,9 @@ public class RuleDrivenValidator implements Validator {
 
         Entity entity = getEventReader().getEntity(event);
         Optional<String> eventType = eventReader.getEventType(event);
-        List<Rule> rules = getRulesToApply(entity, eventType).orElseThrow(
-                () -> new ValidationServiceException(ValidationServiceError.RULES_NOT_DEFINED, eventType.orElse(null)));
+        List<Rule> rules = getRulesToApply(entity, eventType)
+                .orElseThrow(() -> new ValidationServiceException(ValidationServiceError.RULES_NOT_DEFINED,
+                        entity.getType(), eventType.orElse(null)));
 
         ValidationResult validationResult = new ValidationResultBuilder(eventReader, event).build();
         Violation.Builder builder = new Violation.Builder(entity);