import java.lang.reflect.Method;
import java.lang.reflect.Type;

abstract class AbstractServiceMethod implements ServiceMethod {
    private final Method method;
    private final Class<?> owner;
    private final String name;
    private final Type[] parameterTypes;
    private final Type serviceType;

    AbstractServiceMethod(Method target) {
        this.method = target;
        this.owner = target.getDeclaringClass();

import org.gradle.internal.UncheckedException;
import org.gradle.internal.reflect.JavaMethod;

import javax.annotation.Nullable;
import java.lang.reflect.Method;

class ReflectionBasedServiceMethod extends AbstractServiceMethod {
    private final JavaMethod<Object, Object> javaMethod;

    ReflectionBasedServiceMethod(Method target) {
        super(target);
        javaMethod = JavaMethod.of(Object.class, target);
    }

import javax.annotation.Nullable;
import java.lang.invoke.MethodHandle;
import java.lang.invoke.MethodHandles;
import java.lang.reflect.Method;

class MethodHandleBasedServiceMethod extends AbstractServiceMethod {
    private final static MethodHandles.Lookup LOOKUP = MethodHandles.publicLookup();
    private final MethodHandle method;

    MethodHandleBasedServiceMethod(Method target) throws IllegalAccessException {