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Merged
merged 2 commits into from
Jul 23, 2025
Merged

Start porting Quarkus REST to Gizmo2 #49061

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01933ed
Add jandex-gizmo2 to quarkus-core-deployment
geoand Jul 23, 2025
d2a7251
Start porting Quarkus REST to Gizmo2
geoand Jul 23, 2025
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4 changes: 4 additions & 0 deletions core/deployment/pom.xml
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Original file line number Diff line number Diff line change
Expand Up @@ -46,6 +46,10 @@
<groupId>io.smallrye</groupId>
<artifactId>jandex</artifactId>
</dependency>
<dependency>
<groupId>io.smallrye</groupId>
<artifactId>jandex-gizmo2</artifactId>
</dependency>
<dependency>
<groupId>io.smallrye.common</groupId>
<artifactId>smallrye-common-os</artifactId>
Expand Down
66 changes: 39 additions & 27 deletions ...t/src/main/java/io/quarkus/resteasy/reactive/server/deployment/QuarkusInvokerFactory.java
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Original file line number Diff line number Diff line change
@@ -1,7 +1,11 @@
package io.quarkus.resteasy.reactive.server.deployment;

import static org.jboss.jandex.gizmo2.Jandex2Gizmo.methodDescOf;

import java.lang.reflect.Modifier;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.function.Predicate;
import java.util.function.Supplier;

Expand All @@ -13,12 +17,13 @@
import org.jboss.resteasy.reactive.server.processor.EndpointInvokerFactory;
import org.jboss.resteasy.reactive.server.spi.EndpointInvoker;

import io.quarkus.deployment.GeneratedClassGizmoAdaptor;
import io.quarkus.deployment.GeneratedClassGizmo2Adaptor;
import io.quarkus.deployment.annotations.BuildProducer;
import io.quarkus.deployment.builditem.GeneratedClassBuildItem;
import io.quarkus.gizmo.ClassCreator;
import io.quarkus.gizmo.MethodCreator;
import io.quarkus.gizmo.ResultHandle;
import io.quarkus.gizmo2.ClassOutput;
import io.quarkus.gizmo2.Expr;
import io.quarkus.gizmo2.Gizmo;
import io.quarkus.gizmo2.ParamVar;
import io.quarkus.resteasy.reactive.server.runtime.ResteasyReactiveRecorder;

public class QuarkusInvokerFactory implements EndpointInvokerFactory {
Expand Down Expand Up @@ -46,29 +51,36 @@ public Supplier<EndpointInvoker> create(ResourceMethod method, ClassInfo current

String baseName = currentClassInfo.name() + "$quarkusrestinvoker$" + method.getName() + "_"
+ HashUtil.sha1(endpointIdentifier);
try (ClassCreator classCreator = new ClassCreator(
new GeneratedClassGizmoAdaptor(generatedClassBuildItemBuildProducer,
applicationClassPredicate.test(currentClassInfo.name().toString())),
baseName, null,
Object.class.getName(), EndpointInvoker.class.getName())) {
MethodCreator mc = classCreator.getMethodCreator("invoke", Object.class, Object.class, Object[].class);
ResultHandle[] args = new ResultHandle[method.getParameters().length];
ResultHandle array = mc.getMethodParam(1);
for (int i = 0; i < method.getParameters().length; ++i) {
args[i] = mc.readArrayValue(array, i);
}
ResultHandle res;
if (Modifier.isInterface(currentClassInfo.flags())) {
res = mc.invokeInterfaceMethod(info, mc.getMethodParam(0), args);
} else {
res = mc.invokeVirtualMethod(info, mc.getMethodParam(0), args);
}
if (info.returnType().kind() == Type.Kind.VOID) {
mc.returnValue(mc.loadNull());
} else {
mc.returnValue(res);
}
}
ClassOutput classOutput = new GeneratedClassGizmo2Adaptor(generatedClassBuildItemBuildProducer, null,
applicationClassPredicate.test(currentClassInfo.name().toString()));
Gizmo g = Gizmo.create(classOutput);
g.class_(baseName, cc -> {
cc.defaultConstructor();
cc.implements_(EndpointInvoker.class);
cc.method("invoke", mc -> {
ParamVar resourceParam = mc.parameter("resource", Object.class);
ParamVar resourceMethodArgsParam = mc.parameter("args", Object[].class);
mc.returning(Object.class);
mc.body(bc -> {
List<Expr> args = new ArrayList<>(method.getParameters().length);
Expr res;
for (int i = 0; i < method.getParameters().length; ++i) {
args.add(resourceMethodArgsParam.elem(i));
}
if (Modifier.isInterface(currentClassInfo.flags())) {
res = bc.invokeInterface(methodDescOf(info), resourceParam, args);
} else {
res = bc.invokeVirtual(methodDescOf(info), resourceParam, args);
}
if (info.returnType().kind() == Type.Kind.VOID) {
bc.returnNull();
} else {
bc.return_(res);
}
});
});
});
return recorder.invoker(baseName);
}

}
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