add draining to output builder

Author: stankiewicz

sdks/java/core/src/test/java/org/apache/beam/sdk/util/WindowedValueTest.java

@@ -89,7 +89,10 @@ public void testWindowedValueWithElementMetadataCoder() throws CoderException {
                 new IntervalWindow(timestamp, timestamp.plus(Duration.millis(1000))),
                 new IntervalWindow(
                     timestamp.plus(Duration.millis(1000)), timestamp.plus(Duration.millis(2000)))),
-            PaneInfo.NO_FIRING);
+            PaneInfo.NO_FIRING,
+            null,
+            null,
+            true);
 
     Coder<WindowedValue<String>> windowedValueCoder =
         WindowedValues.getFullCoder(StringUtf8Coder.of(), IntervalWindow.getCoder());
@@ -101,6 +104,7 @@ public void testWindowedValueWithElementMetadataCoder() throws CoderException {
     Assert.assertEquals(value.getValue(), decodedValue.getValue());
     Assert.assertEquals(value.getTimestamp(), decodedValue.getTimestamp());
     Assert.assertArrayEquals(value.getWindows().toArray(), decodedValue.getWindows().toArray());
+    Assert.assertTrue(value.isDraining());
   }
 
   @Test