(groovy) branch master updated: Trivial tweak: Cache `thisType`

[sunlan]

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sunlan pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/groovy.git


The following commit(s) were added to refs/heads/master by this push:
     new ae3cca0f1e Trivial tweak: Cache `thisType`
ae3cca0f1e is described below

commit ae3cca0f1e0bf1e53c433508274f90f444192798
Author: Daniel Sun <sun...@apache.org>
AuthorDate: Fri Dec 27 22:25:07 2024 +0900

    Trivial tweak: Cache `thisType`
---
 src/main/java/groovy/lang/Closure.java | 13 +++++++++----
 1 file changed, 9 insertions(+), 4 deletions(-)

diff --git a/src/main/java/groovy/lang/Closure.java 
b/src/main/java/groovy/lang/Closure.java
index 8524901aff..4ba76aa440 100644
--- a/src/main/java/groovy/lang/Closure.java
+++ b/src/main/java/groovy/lang/Closure.java
@@ -290,10 +290,15 @@ public abstract class Closure<V> extends 
GroovyObjectSupport implements Cloneabl
         return thisObject;
     }
 
-    private Class getThisType() {
-        Class thisType = getClass();
-        while (GeneratedClosure.class.isAssignableFrom(thisType)) {
-            thisType = thisType.getEnclosingClass();
+    private Class<?> thisType;
+    private Class<?> getThisType() {
+        Class<?> thisType = this.thisType;
+        if (thisType == null) {
+            thisType = getClass();
+            while (GeneratedClosure.class.isAssignableFrom(thisType)) {
+                thisType = thisType.getEnclosingClass();
+            }
+            this.thisType = thisType;
         }
         return thisType;
     }