From 530c2b71410de0bd89d9dc992b09cac8c7078751 Mon Sep 17 00:00:00 2001
From: Max <maxh2709@gmail.com>
Date: Fri, 17 Jun 2022 10:39:38 +0200
Subject: Implement JEICatalystLookup and JEIRecipeCategoriesLookup, fixes #927
 (#929) [ci skip]

---
 .../shedaniel/rei/api/common/util/CollectionUtils.java   | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

(limited to 'api/src/main/java/me/shedaniel')

diff --git a/api/src/main/java/me/shedaniel/rei/api/common/util/CollectionUtils.java b/api/src/main/java/me/shedaniel/rei/api/common/util/CollectionUtils.java
index a478ee693..7a6c3a285 100644
--- a/api/src/main/java/me/shedaniel/rei/api/common/util/CollectionUtils.java
+++ b/api/src/main/java/me/shedaniel/rei/api/common/util/CollectionUtils.java
@@ -138,6 +138,22 @@ public class CollectionUtils {
         }
         return l;
     }
+
+    public static <T, R> Set<R> mapToSet(Collection<T> list, Function<T, R> function) {
+        Set<R> l = new HashSet<>(list.size() + 1);
+        for (T t : list) {
+            l.add(function.apply(t));
+        }
+        return l;
+    }
+
+    public static <T, R> Set<R> mapToSet(Iterable<T> list, Function<T, R> function) {
+        Set<R> l = new HashSet<>();
+        for (T t : list) {
+            l.add(function.apply(t));
+        }
+        return l;
+    }
     
     public static <T, R> List<R> mapIndexed(Iterable<T> list, IndexedFunction<T, R> function) {
         List<R> l = list instanceof Collection ? new ArrayList<>(((Collection<T>) list).size() + 1) : new ArrayList<>();
-- 
cgit