(openwebbeans) branch main updated: OWB-1455 - [perf] cache negative results of resolveByType

[tandraschko]

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tandraschko pushed a commit to branch main
in repository https://gitbox.apache.org/repos/asf/openwebbeans.git


The following commit(s) were added to refs/heads/main by this push:
     new 94d92aa6d OWB-1455 - [perf] cache negative results of resolveByType
94d92aa6d is described below

commit 94d92aa6dde5c80bc6a8a3ca7a89ae5b687c1f75
Author: tandraschko <tandrasc...@apache.org>
AuthorDate: Tue Apr 14 16:23:27 2026 +0200

    OWB-1455 - [perf] cache negative results of resolveByType
---
 .../org/apache/webbeans/container/InjectionResolver.java  | 15 ++++++++++-----
 1 file changed, 10 insertions(+), 5 deletions(-)

diff --git 
a/webbeans-impl/src/main/java/org/apache/webbeans/container/InjectionResolver.java
 
b/webbeans-impl/src/main/java/org/apache/webbeans/container/InjectionResolver.java
index ad94da21b..63b523ce2 100644
--- 
a/webbeans-impl/src/main/java/org/apache/webbeans/container/InjectionResolver.java
+++ 
b/webbeans-impl/src/main/java/org/apache/webbeans/container/InjectionResolver.java
@@ -85,10 +85,9 @@ public class InjectionResolver
     private AlternativesManager alternativesManager;
     
     /**
-     * This Map contains all resolved beans via it's type and qualifiers.
-     * If a bean have resolved as not existing, the entry will contain 
<code>null</code> as value.
-     * The Long key is a hashCode, see
-     * {@link BeanCacheKey#BeanCacheKey(boolean, Type, String, 
java.util.function.Function, Annotation...)}
+     * Resolved beans by injection point type and qualifiers ({@link 
BeanCacheKey}).
+     * Filled after startup when the bean set is final. Misses are stored as
+     * {@link Collections#emptySet()} so repeated lookups avoid rescanning the 
deployment.
      */
     private Map<BeanCacheKey, Set<Bean<?>>> resolvedBeansByType = new 
ConcurrentHashMap<>();
 
@@ -500,8 +499,14 @@ public class InjectionResolver
             }
         }
 
-        if (!startup && !resolvedComponents.isEmpty())
+        if (!startup)
         {
+            if (resolvedComponents.isEmpty())
+            {
+                resolvedBeansByType.put(cacheKey, Collections.emptySet());
+                return Collections.emptySet();
+            }
+
             resolvedBeansByType.put(cacheKey, resolvedComponents);
 
             if (logger.isLoggable(Level.FINE))