Fix some Forbidden APIs errors

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1700644 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 2 insertions, 1 deletions

diff --git a/src/testcases/org/apache/poi/hssf/dev/BaseXLSIteratingTest.java b/src/testcases/org/apache/poi/hssf/dev/BaseXLSIteratingTest.java
index 48c65895cf..677d9a7b1c 100644
--- a/src/testcases/org/apache/poi/hssf/dev/BaseXLSIteratingTest.java
+++ b/src/testcases/org/apache/poi/hssf/dev/BaseXLSIteratingTest.java
@@ -25,6 +25,7 @@ import java.io.IOException;
 import java.io.OutputStream;
 import java.util.ArrayList;
 import java.util.List;
+import java.util.Locale;
 
 import org.apache.poi.POIDataSamples;
 import org.apache.poi.hssf.usermodel.HSSFWorkbook;
@@ -65,7 +66,7 @@ public abstract class BaseXLSIteratingTest {
         String[] files = new File(dir).list(new FilenameFilter() {
             @Override
             public boolean accept(File arg0, String arg1) {
-                return arg1.toLowerCase().endsWith(".xls");
+                return arg1.toLowerCase(Locale.ROOT).endsWith(".xls");
             }
         });