From c93ba507f7418f23cb314bf9a5eaf136b34a50ed Mon Sep 17 00:00:00 2001
From: Martin Kouba <mkouba@redhat.com>
Date: Tue, 31 Jan 2023 12:56:17 +0100
Subject: [PATCH] Qute ValueResolverGenerator - also use gizmo switch for
 fields

---
 .../generatedresolvers/HierarchyTest.java     |  3 +
 .../generator/ValueResolverGenerator.java     | 68 +++++++++++--------
 2 files changed, 42 insertions(+), 29 deletions(-)

diff --git a/extensions/qute/deployment/src/test/java/io/quarkus/qute/deployment/generatedresolvers/HierarchyTest.java b/extensions/qute/deployment/src/test/java/io/quarkus/qute/deployment/generatedresolvers/HierarchyTest.java
index cd2eaf69664f8..a8288591c856d 100644
--- a/extensions/qute/deployment/src/test/java/io/quarkus/qute/deployment/generatedresolvers/HierarchyTest.java
+++ b/extensions/qute/deployment/src/test/java/io/quarkus/qute/deployment/generatedresolvers/HierarchyTest.java
@@ -67,6 +67,9 @@ public String getName() {
     @TemplateData
     public static class Bar extends Foo {
 
+        // getName() takes precedence
+        public final String name = "Manny";
+
         @Override
         public String getName() {
             return "bar";
diff --git a/independent-projects/qute/generator/src/main/java/io/quarkus/qute/generator/ValueResolverGenerator.java b/independent-projects/qute/generator/src/main/java/io/quarkus/qute/generator/ValueResolverGenerator.java
index 3e1a4d5456b0b..fe00046e02921 100644
--- a/independent-projects/qute/generator/src/main/java/io/quarkus/qute/generator/ValueResolverGenerator.java
+++ b/independent-projects/qute/generator/src/main/java/io/quarkus/qute/generator/ValueResolverGenerator.java
@@ -348,11 +348,13 @@ private boolean implementResolve(ClassCreator valueResolver, String clazzName, C
             }
         }
 
-        BytecodeCreator zeroParamsBranch = resolve.ifZero(paramsCount).trueBranch();
+        if (!noParamMethods.isEmpty() || !fields.isEmpty()) {
+
+            BytecodeCreator zeroParamsBranch = resolve.ifZero(paramsCount).trueBranch();
 
-        if (!noParamMethods.isEmpty()) {
             Switch.StringSwitch nameSwitch = zeroParamsBranch.stringSwitch(name);
             Set<String> matchedNames = new HashSet<>();
+
             for (MethodKey methodKey : noParamMethods) {
                 // No params - just invoke the method if the name matches
                 MethodInfo method = methodKey.method;
@@ -390,34 +392,42 @@ public void accept(BytecodeCreator bc) {
                 };
                 nameSwitch.caseOf(matchingNames, invokeMethod);
             }
-        }
 
-        for (FieldInfo field : fields) {
-            String getterName = fieldToGetterFun != null ? fieldToGetterFun.apply(field) : null;
-            if (getterName != null && noneMethodMatches(methods, getterName)) {
-                LOGGER.debugf("Forced getter added: %s", field);
-                BytecodeCreator getterMatch = zeroParamsBranch.createScope();
-                // Match the getter name
-                BytecodeCreator notMatched = getterMatch.ifTrue(Gizmo.equals(getterMatch, getterMatch.load(getterName),
-                        name)).falseBranch();
-                // Match the property name
-                notMatched.ifTrue(Gizmo.equals(notMatched, notMatched.load(field.name()),
-                        name)).falseBranch().breakScope(getterMatch);
-                ResultHandle value = getterMatch.invokeVirtualMethod(
-                        MethodDescriptor.ofMethod(clazz.name().toString(), getterName,
-                                DescriptorUtils.typeToString(field.type())),
-                        base);
-                getterMatch.returnValue(getterMatch.invokeStaticMethod(Descriptors.COMPLETED_STAGE, value));
-            } else {
-                LOGGER.debugf("Field added: %s", field);
-                // Match field name
-                BytecodeCreator fieldMatch = zeroParamsBranch
-                        .ifTrue(Gizmo.equals(zeroParamsBranch, resolve.load(field.name()), name))
-                        .trueBranch();
-                ResultHandle value = fieldMatch
-                        .readInstanceField(FieldDescriptor.of(clazzName, field.name(), field.type().name().toString()),
-                                base);
-                fieldMatch.returnValue(fieldMatch.invokeStaticMethod(Descriptors.COMPLETED_STAGE, value));
+            for (FieldInfo field : fields) {
+                String getterName = fieldToGetterFun != null ? fieldToGetterFun.apply(field) : null;
+                if (getterName != null && noneMethodMatches(methods, getterName) && matchedNames.add(getterName)) {
+                    LOGGER.debugf("Forced getter added: %s", field);
+                    List<String> matching;
+                    if (matchedNames.add(field.name())) {
+                        matching = List.of(getterName, field.name());
+                    } else {
+                        matching = List.of(getterName);
+                    }
+                    Consumer<BytecodeCreator> invokeMethod = new Consumer<BytecodeCreator>() {
+                        @Override
+                        public void accept(BytecodeCreator bc) {
+                            ResultHandle value = bc.invokeVirtualMethod(
+                                    MethodDescriptor.ofMethod(clazz.name().toString(), getterName,
+                                            DescriptorUtils.typeToString(field.type())),
+                                    base);
+                            bc.returnValue(bc.invokeStaticMethod(Descriptors.COMPLETED_STAGE, value));
+                        }
+                    };
+                    nameSwitch.caseOf(matching, invokeMethod);
+                } else if (matchedNames.add(field.name())) {
+                    LOGGER.debugf("Field added: %s", field);
+                    Consumer<BytecodeCreator> invokeMethod = new Consumer<BytecodeCreator>() {
+                        @Override
+                        public void accept(BytecodeCreator bc) {
+                            ResultHandle value = bc.readInstanceField(
+                                    FieldDescriptor.of(clazzName, field.name(), field.type().name().toString()),
+                                    base);
+                            ResultHandle ret = bc.invokeStaticMethod(Descriptors.COMPLETED_STAGE, value);
+                            bc.returnValue(ret);
+                        }
+                    };
+                    nameSwitch.caseOf(field.name(), invokeMethod);
+                }
             }
         }