From a0dd8ccd5f93c69b02d9a643ed92db3eb774f6eb Mon Sep 17 00:00:00 2001
From: Jerome Haltom <jhaltom@alethic.solutions>
Date: Wed, 12 Jun 2024 13:01:27 -0500
Subject: [PATCH] Local ReferenceQueue version is fully customized.
 FinalizeHistogram class is called by Hotspot, but otherwise unused, so we can
 exclude it.

---
 src/IKVM.Java/IKVM.Java.runtime.props         | 32 +++++++++++++------
 .../local/java/lang/ref/ReferenceQueue.java   | 31 +-----------------
 2 files changed, 23 insertions(+), 40 deletions(-)

diff --git a/src/IKVM.Java/IKVM.Java.runtime.props b/src/IKVM.Java/IKVM.Java.runtime.props
index 0511e9d4b..81d7770b3 100644
--- a/src/IKVM.Java/IKVM.Java.runtime.props
+++ b/src/IKVM.Java/IKVM.Java.runtime.props
@@ -52,7 +52,7 @@
         <TransformValues Include="OpenJdkSpecificationVersion" Value="$(OpenJdkSpecificationVersion)" />
         <TransformValues Include="OpenJdkSpecificationVendor" Value="$(OpenJdkSpecificationVendor)" />
     </ItemGroup>
-    
+
     <ItemDefinitionGroup>
         <OpenJdkSource>
             <PackagePath></PackagePath>
@@ -61,6 +61,20 @@
 
     <ItemGroup>
         <OpenJdkSource Include="$(OpenJdkDir)\build\linux-x86_64-normal-server-release\corba\gensrc\**\*.java" PackagePath="" />
+        <OpenJdkSource Include="$(OpenJdkDir)\corba\src\share\classes\**\*.java" PackagePath="" />
+        <OpenJdkSource Remove="$(OpenJdkDir)\corba\src\share\classes\sun\misc\**\*.java" />
+    </ItemGroup>
+
+    <ItemGroup>
+        <OpenJdkSource Include="$(OpenJdkDir)\jaxp\src\**\*.java" PackagePath="" />
+    </ItemGroup>
+
+    <ItemGroup>
+        <OpenJdkSource Include="$(OpenJdkDir)\jaxws\src\share\jaf_classes\**\*.java" PackagePath="" />
+        <OpenJdkSource Include="$(OpenJdkDir)\jaxws\src\share\jaxws_classes\**\*.java" PackagePath="" />
+    </ItemGroup>
+
+    <ItemGroup>
         <OpenJdkSource Include="$(OpenJdkDir)\build\linux-x86_64-normal-server-release\jdk\gensrc\sun\util\CoreResourceBundleControl.java" PackagePath="sun\util" />
         <OpenJdkSource Include="$(OpenJdkDir)\build\linux-x86_64-normal-server-release\jdk\gensrc\sun\util\locale\provider\LocaleDataMetaInfo.java" PackagePath="sun\util\locale\provider" />
         <OpenJdkSource Include="$(OpenJdkDir)\build\linux-x86_64-normal-server-release\jdk\impsrc\com\sun\corba\se\impl\logging\ActivationSystemException.java" PackagePath="com\sun\corba\se\impl\logging" />
@@ -71,12 +85,6 @@
         <OpenJdkSource Include="$(OpenJdkDir)\build\linux-x86_64-normal-server-release\jdk\impsrc\com\sun\corba\se\impl\logging\ORBUtilSystemException.java" PackagePath="com\sun\corba\se\impl\logging" />
         <OpenJdkSource Include="$(OpenJdkDir)\build\linux-x86_64-normal-server-release\jdk\impsrc\com\sun\corba\se\impl\logging\POASystemException.java" PackagePath="com\sun\corba\se\impl\logging" />
         <OpenJdkSource Include="$(OpenJdkDir)\build\linux-x86_64-normal-server-release\jdk\impsrc\com\sun\corba\se\impl\logging\UtilSystemException.java" PackagePath="com\sun\corba\se\impl\logging" />
-        <OpenJdkSource Include="$(OpenJdkDir)\build\linux-x86_64-normal-server-release\langtools\gensrc\com\sun\tools\**\*.java" PackagePath="com\sun\tools" />
-
-        <OpenJdkSource Include="$(OpenJdkDir)\corba\src\share\classes\**\*.java" PackagePath="" />
-        <OpenJdkSource Include="$(OpenJdkDir)\jaxp\src\**\*.java" PackagePath="" />
-        <OpenJdkSource Include="$(OpenJdkDir)\jaxws\src\share\jaf_classes\**\*.java" PackagePath="" />
-        <OpenJdkSource Include="$(OpenJdkDir)\jaxws\src\share\jaxws_classes\**\*.java" PackagePath="" />
         <OpenJdkSource Include="$(OpenJdkDir)\jdk\src\share\classes\com\sun\awt\**\*.java" PackagePath="com\sun\awt" />
         <OpenJdkSource Include="$(OpenJdkDir)\jdk\src\share\classes\com\sun\beans\**\*.java" PackagePath="com\sun\beans" />
         <OpenJdkSource Include="$(OpenJdkDir)\jdk\src\share\classes\com\sun\crypto\**\*.java" PackagePath="com\sun\crypto" />
@@ -133,6 +141,7 @@
         <OpenJdkSource Remove="$(OpenJdkDir)\jdk\src\share\classes\java\lang\ref\Reference.java" />
         <OpenJdkSource Remove="$(OpenJdkDir)\jdk\src\share\classes\java\lang\ref\ReferenceQueue.java" />
         <OpenJdkSource Remove="$(OpenJdkDir)\jdk\src\share\classes\java\lang\ref\SoftReference.java" />
+        <OpenJdkSource Remove="$(OpenJdkDir)\jdk\src\share\classes\java\lang\ref\FinalizerHistogram.java" />
         <OpenJdkSource Include="$(OpenJdkDir)\jdk\src\share\classes\java\lang\reflect\**\*.java" PackagePath="java\lang\reflect" />
         <OpenJdkSource Remove="$(OpenJdkDir)\jdk\src\share\classes\java\lang\reflect\Constructor.java" />
         <OpenJdkSource Remove="$(OpenJdkDir)\jdk\src\share\classes\java\lang\reflect\Executable.java" />
@@ -203,8 +212,6 @@
         <OpenJdkSource Remove="$(OpenJdkDir)\jdk\src\share\classes\sun\tools\jstat\**\*.java" />
         <OpenJdkSource Remove="$(OpenJdkDir)\jdk\src\share\classes\sun\tools\jstatd\**\*.java" />
         <OpenJdkSource Include="$(OpenJdkDir)\jdk\src\share\classes\sun\util\**\*.java" PackagePath="sun\util" />
-        <!--<OpenJdkSource Include="$(OpenJdkDir)\jdk\src\share\demo\nio\zipfs\src\com\sun\nio\zipfs\**\*.java" PackagePath="com\sun\nio\zipfs" />-->
-        <OpenJdkSource Include="$(OpenJdkDir)\langtools\src\share\classes\**\*.java" PackagePath="" />
     </ItemGroup>
 
     <ItemGroup Condition=" '$(IkvmJavaRuntimeIdentifier)' == 'win' Or '$(IkvmJavaRuntimeIdentifier)' == 'ref' ">
@@ -337,6 +344,11 @@
         <OpenJdkSource Remove="$(OpenJdkDir)\jdk\src\solaris\classes\sun\nio\fs\PollingWatchService.java" />
     </ItemGroup>
 
+    <ItemGroup>
+        <OpenJdkSource Include="$(OpenJdkDir)\build\linux-x86_64-normal-server-release\langtools\gensrc\com\sun\tools\**\*.java" PackagePath="com\sun\tools" />
+        <OpenJdkSource Include="$(OpenJdkDir)\langtools\src\share\classes\**\*.java" PackagePath="" />
+    </ItemGroup>
+
     <ItemGroup>
         <OpenJdkClass Include="$(OpenJdkDir)\build\linux-x86_64-normal-server-release\nashorn\classes\**\*.class" />
     </ItemGroup>
@@ -373,7 +385,7 @@
         <!-- Copy icu and _dict files used by the text break iterator -->
         <OpenJdkResource Include="$(OpenJdkDir)jdk\src\share\classes\**\*.icu" ResourcePath="%(RecursiveDir)%(Filename)%(Extension)" />
         <OpenJdkResource Include="$(OpenJdkDir)jdk\src\share\classes\**\*_dict" ResourcePath="%(RecursiveDir)%(Filename)%(Extension)" />
-        
+
         <!-- Copy config files for com.sun.org.apache.xml.internal.security -->
         <OpenJdkResource Include="$(OpenJdkDir)jdk\src\share\classes\com\sun\org\apache\xml\internal\security\resource\config.dtd" ResourcePath="com\sun\org\apache\xml\internal\security\resource\config.dtd" />
         <OpenJdkResource Include="$(OpenJdkDir)jdk\src\share\classes\com\sun\org\apache\xml\internal\security\resource\config.xml" ResourcePath="com\sun\org\apache\xml\internal\security\resource\config.xml" />
diff --git a/src/IKVM.Java/local/java/lang/ref/ReferenceQueue.java b/src/IKVM.Java/local/java/lang/ref/ReferenceQueue.java
index d814c2273..d3888675e 100644
--- a/src/IKVM.Java/local/java/lang/ref/ReferenceQueue.java
+++ b/src/IKVM.Java/local/java/lang/ref/ReferenceQueue.java
@@ -205,33 +205,4 @@ private void scanActiveList()
             curr = curr.next;
         }
     }
-
-    /**
-     * Iterate queue and invoke given action with each Reference.
-     * Suitable for diagnostic purposes.
-     * WARNING: any use of this method should make sure to not
-     * retain the referents of iterated references (in case of
-     * FinalReference(s)) so that their life is not prolonged more
-     * than necessary.
-     */
-    void forEach(Consumer<? super Reference<? extends T>> action) {
-        for (Reference<? extends T> r = head; r != null;) {
-            action.accept(r);
-            @SuppressWarnings("unchecked")
-            Reference<? extends T> rn = r.next;
-            if (rn == r) {
-                if (r.queue == ENQUEUED) {
-                    // still enqueued -> we reached end of chain
-                    r = null;
-                } else {
-                    // already dequeued: r.queue == NULL; ->
-                    // restart from head when overtaken by queue poller(s)
-                    r = head;
-                }
-            } else {
-                // next in chain
-                r = rn;
-            }
-        }
-    }
-}
+}
\ No newline at end of file