revert fm
diff --git a/filemgr/src/main/java/org/apache/oodt/cas/filemgr/catalog/LuceneCatalog.java b/filemgr/src/main/java/org/apache/oodt/cas/filemgr/catalog/LuceneCatalog.java
index 2dd1ffd..e57be73 100644
--- a/filemgr/src/main/java/org/apache/oodt/cas/filemgr/catalog/LuceneCatalog.java
+++ b/filemgr/src/main/java/org/apache/oodt/cas/filemgr/catalog/LuceneCatalog.java
@@ -18,13 +18,15 @@
 package org.apache.oodt.cas.filemgr.catalog;
 
 import org.apache.lucene.analysis.standard.StandardAnalyzer;
-import org.apache.lucene.document.*;
+import org.apache.lucene.document.Document;
+import org.apache.lucene.document.Field;
+import org.apache.lucene.document.SortedDocValuesField;
+import org.apache.lucene.document.StringField;
 import org.apache.lucene.index.*;
 import org.apache.lucene.search.*;
 import org.apache.lucene.store.Directory;
-import org.apache.lucene.store.NIOFSDirectory;
+import org.apache.lucene.store.FSDirectory;
 import org.apache.lucene.util.BytesRef;
-import org.apache.lucene.util.Version;
 import org.apache.oodt.cas.filemgr.structs.*;
 import org.apache.oodt.cas.filemgr.structs.Query;
 import org.apache.oodt.cas.filemgr.structs.exceptions.CatalogException;
@@ -32,17 +34,13 @@
 import org.apache.oodt.cas.filemgr.validation.ValidationLayer;
 import org.apache.oodt.cas.metadata.Metadata;
 import org.apache.oodt.commons.pagination.PaginationUtils;
-import org.apache.poi.hssf.record.formula.functions.Text;
-import org.apache.solr.schema.FieldType;
 import org.safehaus.uuid.UUID;
 import org.safehaus.uuid.UUIDGenerator;
 import org.slf4j.LoggerFactory;
 
 import java.io.File;
 import java.io.IOException;
-import java.nio.file.Paths;
 import java.util.ArrayList;
-import java.util.Enumeration;
 import java.util.List;
 import java.util.Vector;
 import java.util.concurrent.ConcurrentHashMap;
@@ -136,7 +134,7 @@
         this.mergeFactor = mergeFactor;
 
         try {
-            indexDir = NIOFSDirectory.open(new File( indexFilePath ).toPath());
+            indexDir = FSDirectory.open(new File( indexFilePath ).toPath());
         } catch (IOException e) {
             e.printStackTrace();
         }