ICU-6867 Merged c25991(#6794) from trunk to maint-4-2.  This change only adds a method used by CLDR tooling and no impacts to ICU4J release binaries.

X-SVN-Rev: 25992
diff --git a/src/com/ibm/icu/dev/test/util/FileUtilities.java b/src/com/ibm/icu/dev/test/util/FileUtilities.java
index 3588d31..69ec3b5 100644
--- a/src/com/ibm/icu/dev/test/util/FileUtilities.java
+++ b/src/com/ibm/icu/dev/test/util/FileUtilities.java
@@ -27,6 +27,11 @@
         InputStreamReader isr = (encoding == UTF8_UNIX || encoding == UTF8_WINDOWS) ? new InputStreamReader(fis, "UTF8") :  new InputStreamReader(fis);
         BufferedReader br = new BufferedReader(isr, 32*1024);
         */
+        appendBufferedReader(br, output, replacementList);
+    }
+
+    public static void appendBufferedReader(BufferedReader br,
+            PrintWriter output, String[] replacementList) throws IOException {
         while (true) {
             String line = br.readLine();
             if (line == null) break;
@@ -37,6 +42,7 @@
             }
             output.println(line);
         }
+        br.close();
     }
 
     /**