Generics

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/compress/trunk@1656357 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/src/main/java/org/apache/commons/compress/archivers/zip/ParallelScatterZipCreator.java b/src/main/java/org/apache/commons/compress/archivers/zip/ParallelScatterZipCreator.java
index c6fe9f1..198bed1 100644
--- a/src/main/java/org/apache/commons/compress/archivers/zip/ParallelScatterZipCreator.java
+++ b/src/main/java/org/apache/commons/compress/archivers/zip/ParallelScatterZipCreator.java
@@ -55,7 +55,7 @@
     private final List<ScatterZipOutputStream> streams = synchronizedList(new ArrayList<ScatterZipOutputStream>());
     private final ExecutorService es;
     private final ScatterGatherBackingStoreSupplier backingStoreSupplier;
-    private final List<Future> futures = new ArrayList<Future>();
+    private final List<Future<Object>> futures = new ArrayList<Future<Object>>();
 
     private final long startedAt = System.currentTimeMillis();
     private long compressionDoneAt = 0;
@@ -195,7 +195,7 @@
             throws IOException, InterruptedException, ExecutionException {
 
         // Make sure we catch any exceptions from parallel phase
-        for (Future future : futures) {
+        for (Future<?> future : futures) {
             future.get();
         }