IDEA-88769 Java keyword completion: duplicate "final" suggestion

java/java-impl/src/com/intellij/codeInsight/completion/JavaCompletionData.java

@@ -538,11 +538,14 @@ public class JavaCompletionData extends JavaAwareCompletionData {
       return false;
     }
 
-    if (psiElement().afterLeaf(
-      or(
-        psiElement().withoutText(".").inside(psiElement(PsiModifierList.class).withParent(not(psiElement(PsiParameter.class)))).andNot(
-          psiElement().inside(PsiAnnotationParameterList.class)),
-        psiElement().isNull())).accepts(position)) {
+    PsiElement prev = PsiTreeUtil.prevVisibleLeaf(position);
+    if (prev == null) {
+      return true;
+    }
+    if (psiElement().withoutText(".").inside(
+      psiElement(PsiModifierList.class).withParent(
+        not(psiElement(PsiParameter.class)).andNot(psiElement(PsiParameterList.class)))).accepts(prev) &&
+        !psiElement().inside(PsiAnnotationParameterList.class).accepts(prev)) {
       return true;
     }
 

java/java-tests/testData/codeInsight/completion/keywords/finalAfterParameterAnno2.java

@@ -0,0 +1,3 @@
+public class Util {
+  void foo(@Foo <caret> int args) { }
+}

java/java-tests/testSrc/com/intellij/codeInsight/completion/KeywordCompletionTest.java

@@ -105,6 +105,7 @@ public class KeywordCompletionTest extends LightCompletionTestCase {
   public void testCharInAnnotatedParameter() throws Exception { doTest(1, "char"); }
   public void testReturnInTernary() throws Exception { doTest(1, "return"); }
   public void testFinalAfterParameterAnno() throws Exception { doTest(2, "final", "float", "class"); }
+  public void testFinalAfterParameterAnno2() throws Exception { doTest(2, "final", "float", "class"); }
   public void testClassInMethod() throws Exception { doTest(2, "class", "char"); }
   public void testIntInClassArray() throws Throwable { doTest(2, "int", "char", "final"); }
   public void testIntInClassArray2() throws Throwable { doTest(2, "int", "char", "final"); }