fixed defects

Author: janithb

src/main/java/org/audit4j/core/TroubleshootManager.java

@@ -53,11 +53,16 @@ public static void troubleshootEvent(AuditEvent event) {
 			throw new TroubleshootException(
 					"Invalid Audit event type,\n Audit4j: Audit Event should not null, This event will not be logged by the Audit4j.");
 		} else if (event.getActor() == null) {
-			event.setActor(CoreConstants.DEFAULT_ACTOR);
-			Log.warn("Audit4j:WARN If you are not parsing the actor to the AuditEvent,\n"
-					+ "Audit4j:WARN you should make a your own AuditMetaData implementation. \n"
-					+ "Audit4j:WARN otherwise actor will be hard coded as \"" + CoreConstants.DEFAULT_ACTOR
-					+ "\" in the audit log. " + "\nAudit4j: See " + ErrorURL.NULL_ACTOR + " for further details.");
+			if (Context.getConfig().getMetaData().getClass().equals(DummyMetaData.class)) {
+				event.setActor(CoreConstants.DEFAULT_ACTOR);
+				Log.warn("Audit4j:WARN If you are not parsing the actor to the AuditEvent,\n"
+						+ "Audit4j:WARN you should make a your own AuditMetaData implementation. \n"
+						+ "Audit4j:WARN otherwise actor will be hard coded as \"" + CoreConstants.DEFAULT_ACTOR
+						+ "\" in the audit log. " + "\nAudit4j: See " + ErrorURL.NULL_ACTOR + " for further details.");
+
+			} else {
+				event.setActor(Context.getConfig().getMetaData().getActor());
+			}
 		} else if (event.getOrigin() == null) {
 			throw new TroubleshootException(
 					"Invalid Audit event type,\n Audit4j: origin should not null, This event will not be logged by the Audit4j.");

src/main/java/org/audit4j/core/ValidationManager.java

@@ -52,7 +52,7 @@ private ValidationManager() {
 	 *             the validation exception
 	 */
 	public static void validateEvent(AuditEvent event) throws ValidationException {
-		if (event == null || event.getActor() == null || event.getOrigin() == null) {
+		if (event == null || event.getActor() == null ) {
 			throw new ValidationException("Invalid Input", ValidationException.VALIDATION_LEVEL_WARN);
 		}
 	}