Java: capture top level wildcards to avoid missing unhandled exceptions in string templates

GitOrigin-RevId: 5642714ef490655d44331304e0a29b95b4de6c65

java/java-psi-impl/src/com/intellij/psi/impl/source/tree/java/PsiTemplateExpressionImpl.java

@@ -124,7 +124,7 @@ public final class PsiTemplateExpressionImpl extends ExpressionPsiElement implem
     for (PsiClassType classType : PsiTypesUtil.getClassTypeComponents(type)) {
       PsiType substituted = PsiUtil.substituteTypeParameter(classType, CommonClassNames.JAVA_LANG_STRING_TEMPLATE_PROCESSOR, 0, false);
       if (substituted != null) {
-        return substituted;
+        return PsiUtil.captureToplevelWildcards(substituted, this);
       }
     }
     return null;

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/advHighlightingStringTemplates/StringTemplates.java

@@ -104,6 +104,13 @@ class X {
   public static void testCapturedWilcard(StringTemplate.Processor<?, ?> str) {
     Object s = <error descr="Unhandled exception: java.lang.Throwable">str."";</error>
   }
+
+  void testCapturedWildcard2() {
+    StringTemplate.Processor<StringTemplate.Processor<?, ? extends Exception>, RuntimeException> processor = null;
+    Object o = <error descr="Unhandled exception: java.lang.Exception">processor."""
+                """."""
+                """;</error>
+  }
   
   public static void noNewlineAfterTextBlockOpeningQuotes() {
     System.out.println(STR.<error descr="Illegal text block start: missing new line after opening quotes">"""</error>\{}""");