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Improve Producer#fillList

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now it sorts if all the values in the list are comparables and avoids values which are null
or contain in the list already.
This commit is contained in:
Ivan Pekov 2020-09-22 11:19:02 +03:00
parent 322c7c08e1
commit 609364922c
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1 changed files with 20 additions and 3 deletions
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23
patches/server/0034-lithium-collision-optimizations.patch
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@ -625,12 +625,13 @@ index 0000000000000000000000000000000000000000..508fe7cf5281cff7528b90e584c17e73
+}
diff --git a/src/main/java/me/jellysquid/mods/lithium/common/util/Producer.java b/src/main/java/me/jellysquid/mods/lithium/common/util/Producer.java
new file mode 100644
index 0000000000000000000000000000000000000000..e6660fe1a552635e563103aa6fa078d422e6c0c7
index 0000000000000000000000000000000000000000..1ec2b7a9e0062ed4d45786167bd6c71b588da4d7
--- /dev/null
+++ b/src/main/java/me/jellysquid/mods/lithium/common/util/Producer.java
@@ -0,0 +1,49 @@
@@ -0,0 +1,66 @@
+package me.jellysquid.mods.lithium.common.util;
+
+import java.util.Comparator;
+import java.util.List;
+import java.util.Spliterator;
+import java.util.Spliterators;
@ -668,7 +669,23 @@ index 0000000000000000000000000000000000000000..e6660fe1a552635e563103aa6fa078d4
+
+ static <T> void fillList(Producer<T> producer, List<T> list) {
+ HoldingConsumer<T> consumer = new HoldingConsumer<>();
+ while (producer.computeNext(consumer)) list.add(consumer.getValue());
+ while (producer.computeNext(consumer)) {
+ T value = consumer.getValue();
+ if (value == null || list.contains(value)) { continue; }
+ list.add(value);
+ }
+ if (!list.isEmpty()) {
+ boolean allComparable = true;
+ for (T value : list) {
+ if (!(value instanceof Comparable)) {
+ allComparable = false;
+ break;
+ }
+ }
+ if (allComparable) {
+ list.sort((o1, o2) -> ((Comparable<T>)o1).compareTo(o2));
+ }
+ }
+ }
+
+ Producer<?> EMPTY_PRODUCER = consumer -> false;