Change enum error messages

src/main/java/com/yetanalytics/xapi/model/InteractionType.java

@@ -45,7 +45,7 @@ public static InteractionType getByDisplayName(String name) {
                 return t;
             }
         }
-        throw new IllegalArgumentException("Bad InteractionType Value");
+        throw new IllegalArgumentException("Invalid InteractionType value: " + name);
     }
 
     /**

src/main/java/com/yetanalytics/xapi/model/ObjectType.java

@@ -41,7 +41,7 @@ public static ObjectType getByDisplayName(String name) {
                 return t;
             }
         }
-        throw new IllegalArgumentException("Bad ObjectType Value");
+        throw new IllegalArgumentException("Invalid ObjectType value: " + name);
     }
 
     /**

src/test/java/com/yetanalytics/ValueExceptionTest.java

@@ -107,15 +107,15 @@ public void testInvalidVersion() {
 
     public void testInvalidObjectType() {
         String objTypeStr = "{\"objectType\": \"Person\"}";
-        String errMsg = "Bad ObjectType Value";
+        String errMsg = "Invalid ObjectType value: Person";
         JsonProcessingException exception = assertThrows(JsonProcessingException.class,
             () -> Mapper.getMapper().readValue(objTypeStr, Agent.class));
         assertEquals(errMsg, exception.getOriginalMessage());
     }
 
     public void testinvalidInteractiontype() {
         String intTypeStr = "{\"interactionType\": \"unknown\"}";
-        String errMsg = "Bad InteractionType Value";
+        String errMsg = "Invalid InteractionType value: unknown";
         JsonProcessingException exception = assertThrows(JsonProcessingException.class,
             () -> Mapper.getMapper().readValue(intTypeStr, ActivityDefinition.class));
         assertEquals(errMsg, exception.getOriginalMessage());