Added empty array cache

KubeJS-Mods · Jun 1, 2024 · e3420d4 · e3420d4
1 parent 5357aff
commit e3420d4
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Showing 2 changed files with 17 additions and 3 deletions.
diff --git a/src/main/java/dev/latvian/mods/rhino/type/ArrayTypeInfo.java b/src/main/java/dev/latvian/mods/rhino/type/ArrayTypeInfo.java
@@ -1,7 +1,5 @@
 package dev.latvian.mods.rhino.type;
 
-import java.lang.reflect.Array;
-
 public final class ArrayTypeInfo extends TypeInfoBase {
 	private final TypeInfo component;
 	private Class<?> asClass;
@@ -13,7 +11,7 @@ public final class ArrayTypeInfo extends TypeInfoBase {
 	@Override
 	public Class<?> asClass() {
 		if (asClass == null) {
-			asClass = Array.newInstance(component.asClass(), 0).getClass();
+			asClass = component.newArray(0).getClass();
 		}
 
 		return asClass;

diff --git a/src/main/java/dev/latvian/mods/rhino/type/TypeInfoBase.java b/src/main/java/dev/latvian/mods/rhino/type/TypeInfoBase.java
@@ -1,7 +1,10 @@
 package dev.latvian.mods.rhino.type;
 
+import java.lang.reflect.Array;
+
 public abstract class TypeInfoBase implements TypeInfo {
 	private TypeInfo asArray;
+	private Object emptyArray;
 
 	@Override
 	public TypeInfo asArray() {
@@ -11,4 +14,17 @@ public TypeInfo asArray() {
 
 		return asArray;
 	}
+
+	@Override
+	public Object newArray(int length) {
+		if (length == 0) {
+			if (emptyArray == null) {
+				emptyArray = Array.newInstance(asClass(), 0);
+			}
+
+			return emptyArray;
+		}
+
+		return Array.newInstance(asClass(), length);
+	}
 }