From 3da09a0306e69ceec6c6c1c4da8240736075b131 Mon Sep 17 00:00:00 2001
From: Michael Williamson <mike@zwobble.org>
Date: Sat, 21 Nov 2015 19:26:58 +0000
Subject: Add support for no more than one anonymous class

---
 src/main/java/org/zwobble/couscous/util/ExtraLists.java | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'src/main/java/org/zwobble/couscous/util')

diff --git a/src/main/java/org/zwobble/couscous/util/ExtraLists.java b/src/main/java/org/zwobble/couscous/util/ExtraLists.java
index 1951868..de28f21 100644
--- a/src/main/java/org/zwobble/couscous/util/ExtraLists.java
+++ b/src/main/java/org/zwobble/couscous/util/ExtraLists.java
@@ -19,6 +19,13 @@ public class ExtraLists {
         return Stream.concat(first.stream(), second.stream()).collect(Collectors.toList());
     }
 
+    @SuppressWarnings("unchecked")
+    public static <T, R extends T> List<R> ofType(List<T> list, Class<R> clazz) {
+        return (List<R>)list.stream()
+            .filter(clazz::isInstance)
+            .collect(Collectors.toList());
+    }
+
     @SuppressWarnings("unchecked")
     public static <T, R, E extends Exception> List<R> flatMap(
             Stream<T> stream,
-- 
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