.withClassLoaderStructure(classLoaderStructure)
            .build();
    }

    private static FilteringClassLoader.Spec getMinimalGradleFilter() {
        // Allow only certain things from the underlying classloader
        FilteringClassLoader.Spec gradleFilterSpec = new FilteringClassLoader.Spec();

        // Logging
        gradleFilterSpec.allowPackage("org.slf4j");

        // Native Services

                builder.put(fileName, content)
            }
        }
        def transformed = transformer.transform(DefaultClassPath.of(jar), BuildLogic)
        def filtering = new FilteringClassLoader(getClass().classLoader, new FilteringClassLoader.Spec([Action.name, Instrumented.name], [], [], [], [], [], []))
        testClassLoader = new URLClassLoader(transformed.asURLArray, filtering)
        return testClassLoader.loadClass(cl.name)
    }

import org.gradle.internal.classloader.ClassLoaderSpec;
import org.gradle.internal.classloader.ClassLoaderUtils;
import org.gradle.internal.classloader.ClassLoaderVisitor;
import org.gradle.internal.classloader.FilteringClassLoader;
import org.gradle.internal.classloader.SystemClassLoaderSpec;
import org.gradle.internal.classpath.ClassPath;
import org.gradle.internal.classpath.DefaultClassPath;
import org.gradle.internal.reflect.JavaMethod;