[GR-56344] Make all annotation processors claim their annotations

* To avoid extra annotation processing work.

Author: eregon

graalpython/com.oracle.graal.python.processor/src/com/oracle/graal/python/processor/ArgumentClinicProcessor.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2020, 2023, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2020, 2024, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * The Universal Permissive License (UPL), Version 1.0
@@ -90,11 +90,7 @@ public class ArgumentClinicProcessor extends AbstractProcessor {
 
     @Override
     public Set<String> getSupportedAnnotationTypes() {
-        HashSet<String> vals = new HashSet<>();
-        vals.add(ArgumentClinic.class.getName());
-        vals.add(ArgumentsClinic.class.getName());
-        vals.add(ClinicConverterFactory.class.getName());
-        return vals;
+        return Set.of(ArgumentClinic.class.getName(), ArgumentsClinic.class.getName(), ClinicConverterFactory.class.getName());
     }
 
     @Override
@@ -105,7 +101,7 @@ public SourceVersion getSupportedSourceVersion() {
     @Override
     public boolean process(Set<? extends TypeElement> annotations, RoundEnvironment roundEnv) {
         if (roundEnv.processingOver()) {
-            return false;
+            return true;
         }
         try {
             ConverterFactory.initBuiltins(processingEnv.getElementUtils());

graalpython/com.oracle.graal.python.processor/src/com/oracle/graal/python/processor/CApiBuiltinsProcessor.java

@@ -836,7 +836,7 @@ private void checkImports(List<CApiBuiltinDesc> builtins) throws IOException {
     @SuppressWarnings({"try", "unused"})
     public boolean process(Set<? extends TypeElement> annotations, RoundEnvironment re) {
         if (re.processingOver()) {
-            return false;
+            return true;
         }
 
         List<CApiBuiltinDesc> javaBuiltins = new ArrayList<>();

graalpython/com.oracle.graal.python.processor/src/com/oracle/graal/python/processor/GenerateEnumConstantsProcessor.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2020, 2023, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2020, 2024, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * The Universal Permissive License (UPL), Version 1.0
@@ -74,7 +74,7 @@ public SourceVersion getSupportedSourceVersion() {
     @SuppressWarnings({"try", "unused"})
     public boolean process(Set<? extends TypeElement> annotations, RoundEnvironment re) {
         if (re.processingOver()) {
-            return false;
+            return true;
         }
         Set<? extends Element> annotatedElements = re.getElementsAnnotatedWith(GenerateEnumConstants.class);
         for (Element el : annotatedElements) {

graalpython/com.oracle.graal.python.processor/src/com/oracle/graal/python/processor/SlotsProcessor.java

@@ -87,7 +87,7 @@ public SourceVersion getSupportedSourceVersion() {
     @Override
     public boolean process(Set<? extends TypeElement> annotations, RoundEnvironment roundEnv) {
         if (roundEnv.processingOver()) {
-            return false;
+            return true;
         }
         try {
             doProcess(roundEnv);