diff --git a/sample/src/main/java/org/bsc/java2ts/jdk8/package-info.java b/sample/src/main/java/org/bsc/java2ts/jdk8/package-info.java
index c764f0a..652d1f2 100644
--- a/sample/src/main/java/org/bsc/java2ts/jdk8/package-info.java
+++ b/sample/src/main/java/org/bsc/java2ts/jdk8/package-info.java
@@ -4,39 +4,21 @@
  * and open the template in the editor.
  */
 @Java2TS(declare = { 
-		@Type(java.lang.Iterable.class),
-		@Type(java.lang.CharSequence.class), 
-		@Type(java.lang.Comparable.class),
-		@Type(java.lang.Runnable.class),
 		@Type(java.lang.System.class),
-		
-
-		@Type(java.util.stream.BaseStream.class), 
-		@Type(value=java.util.stream.Stream.class,export=true), 
-		
-		@Type(java.util.Iterator.class),
-		@Type(java.util.Comparator.class), 
-		@Type(java.util.Collection.class), 
-		@Type(java.util.Map.class), 
+				
 		@Type(value=java.util.List.class, alias="List" ), 
-		@Type(java.util.Set.class), 
 		@Type(value=java.util.Arrays.class, export=true),
-		@Type(java.util.HashMap.class),
-		@Type(java.util.HashSet.class), 
-		@Type(java.util.ArrayList.class), 
-		@Type(java.util.Optional.class),
 
 		@Type(java.nio.file.Files.class), 
 		@Type(java.nio.file.Path.class), 
 		@Type(java.nio.file.Paths.class),
 		@Type(java.nio.file.AccessMode.class),
 
-		@Type(java.util.function.UnaryOperator.class), 
-		@Type(java.util.function.Consumer.class),
-		@Type(java.util.function.Predicate.class),
 		
 		@Type(value=java.net.URI.class, export=true),
 		@Type(java.net.URL.class),
+
+		@Type(value=java.util.concurrent.Callable.class, functional=true, alias="Supplier"),