Checkstyle fixed

community/lucene-index/src/main/java/org/neo4j/kernel/spi/legacyindex/IndexProviders.java

@@ -1,3 +1,22 @@
+/*
+ * Copyright (c) 2002-2017 "Neo Technology,"
+ * Network Engine for Objects in Lund AB [http://neotechnology.com]
+ *
+ * This file is part of Neo4j.
+ *
+ * Neo4j is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 package org.neo4j.kernel.spi.legacyindex;
 
 
@@ -14,4 +33,4 @@ public interface IndexProviders
     void registerIndexProvider( String name, IndexImplementation index );
 
     boolean unregisterIndexProvider( String name );
-}
+}