Need error message in LOG when users.properties is needed, missing file header
package com.thinkbiganalytics.auth.file;
+/*-
+ * #%L
+ * kylo-security-auth-file
+ * %%
+ * Copyright (C) 2017 ThinkBig Analytics
+ * %%
+ * 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
+ *
+ * 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.
+ * #L%
+ */
+
import org.jboss.security.auth.spi.UsersRolesLoginModule;
import java.io.IOException;
