A couple more code fixes

Author: rpmoore

ds3-metadata/src/main/java/com/spectralogic/ds3client/metadata/WindowsMetadataStore.java

@@ -134,7 +134,7 @@ private String saveFlagMetaData(final Path file) throws IOException {
                     final String[] flags = flagWindows.split(" ");
                     for (int i = 0; i < flags.length - 1; i++) {
                         final String flag = flags[i];
-                        if (!flag.equals("")) {
+                        if (!flag.isEmpty()) {
                             if (flag.contains("\\")) {
                                 break;
                             } else {

ds3-metadata/src/test/java/com/spectralogic/ds3client/metadata/WindowsMetadataRestore_Test.java

@@ -31,7 +31,6 @@
 import org.junit.Test;
 
 import java.io.File;
-import java.io.FileNotFoundException;
 import java.io.IOException;
 import java.lang.reflect.InvocationTargetException;
 import java.lang.reflect.Method;