use try resource

Signed-off-by: olivier lamy <olamy@apache.org>
diff --git a/indexer-reader/src/test/java/org/apache/maven/index/reader/CachingResourceHandler.java b/indexer-reader/src/test/java/org/apache/maven/index/reader/CachingResourceHandler.java
index 68e01f6..5c2f939 100644
--- a/indexer-reader/src/test/java/org/apache/maven/index/reader/CachingResourceHandler.java
+++ b/indexer-reader/src/test/java/org/apache/maven/index/reader/CachingResourceHandler.java
@@ -92,10 +92,11 @@
     private boolean cacheLocally(final String name) throws IOException {
       final Resource remoteResource = remote.locate(name);
       final WritableResource localResource = local.locate(name);
-      try {
-        final InputStream inputStream = remoteResource.read();
+      try (final InputStream inputStream = remoteResource.read();
+          final OutputStream outputStream = localResource.write())
+      {
         if (inputStream != null) {
-          final OutputStream outputStream = localResource.write();
+          ;
           try {
             int read;
             byte[] bytes = new byte[8192];
@@ -105,10 +106,6 @@
             outputStream.flush();
             return true;
           }
-          finally {
-            outputStream.close();
-            inputStream.close();
-          }
         }
         return false;
       }