From 512872f08c1607ccd471c4528721920eb88f3bdb Mon Sep 17 00:00:00 2001
From: cpovirk <cpovirk@google.com>
Date: Mon, 10 Aug 2026 13:36:33 -0700
Subject: [PATCH] Avoid warning multiple times for "`sun.misc.Unsafe.class`."

PiperOrigin-RevId: 962339303
---
 .../java/com/google/errorprone/bugpatterns/SunApi.java    | 3 +++
 .../com/google/errorprone/bugpatterns/SunApiTest.java     | 8 ++++++++
 2 files changed, 11 insertions(+)

diff --git a/core/src/main/java/com/google/errorprone/bugpatterns/SunApi.java b/core/src/main/java/com/google/errorprone/bugpatterns/SunApi.java
index d7499eddbc4..b2b9b502713 100644
--- a/core/src/main/java/com/google/errorprone/bugpatterns/SunApi.java
+++ b/core/src/main/java/com/google/errorprone/bugpatterns/SunApi.java
@@ -48,6 +48,9 @@ public Description matchIdentifier(IdentifierTree tree, VisitorState state) {
 
   @Override
   public Description matchMemberSelect(MemberSelectTree tree, VisitorState state) {
+    if (tree.getIdentifier().equals(state.getNames()._class)) {
+      return NO_MATCH;
+    }
     return match(tree, state);
   }
 
diff --git a/core/src/test/java/com/google/errorprone/bugpatterns/SunApiTest.java b/core/src/test/java/com/google/errorprone/bugpatterns/SunApiTest.java
index 89b6ec8b188..937218b7077 100644
--- a/core/src/test/java/com/google/errorprone/bugpatterns/SunApiTest.java
+++ b/core/src/test/java/com/google/errorprone/bugpatterns/SunApiTest.java
@@ -36,6 +36,10 @@ public void positive() {
             class Test {
               // BUG: Diagnostic contains: sun.misc.Unsafe
               sun.misc.Unsafe u;
+
+              // BUG: Diagnostic contains: sun.misc.Unsafe
+              Object u2 = sun.misc.Unsafe
+                  .class;
             }
             """)
         .doTest();
@@ -50,6 +54,10 @@ public void positiveSource8() {
             class Test {
               // BUG: Diagnostic contains: sun.misc.Unsafe
               sun.misc.Unsafe u;
+
+              // BUG: Diagnostic contains: sun.misc.Unsafe
+              Object u2 = sun.misc.Unsafe
+                  .class;
             }
             """)
         .setArgs("-source", "8", "-target", "8")