Simplify exception handling in Group CSV example
diff --git a/src/com/google/enterprise/adaptor/examples/GroupDefinitionsFromCsv.java b/src/com/google/enterprise/adaptor/examples/GroupDefinitionsFromCsv.java
index 25b301f..6e6ee34 100644
--- a/src/com/google/enterprise/adaptor/examples/GroupDefinitionsFromCsv.java
+++ b/src/com/google/enterprise/adaptor/examples/GroupDefinitionsFromCsv.java
@@ -62,15 +62,7 @@
   }
   
   @Override
-  public void getDocIds(DocIdPusher pusher) throws InterruptedException {
-    try {
-      getDocIdsHelper(pusher);
-    } catch (IOException e) {
-      throw new RuntimeException(e);
-    }
-  }
-
-  private void getDocIdsHelper(DocIdPusher pusher) throws InterruptedException,
+  public void getDocIds(DocIdPusher pusher) throws InterruptedException,
       IOException {
     BufferedReader br = new BufferedReader(new FileReader(csvFile));
     String line = br.readLine();