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/*
 * Copyright 2010 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.gradle.initialization;

import org.gradle.internal.classloader.FilteringClassLoader;
import org.gradle.internal.service.scopes.Scope;
import org.gradle.internal.service.scopes.ServiceScope;

@ServiceScope(Scope.Global.class)
public interface ClassLoaderRegistry {
    /**
     * Returns the root class loader shared by all builds. This class loader exposes the Gradle API and APIs for the built-in plugins.
     */
    ClassLoader getGradleApiClassLoader();

    /**
     * Returns the implementation class loader for the Gradle core.
     */
    ClassLoader getRuntimeClassLoader();

    /**
     * Returns the implementation class loader for the built-in plugins.
     */
    ClassLoader getPluginsClassLoader();

    /**
     * Just the Gradle core API, no core plugins.
     */
    ClassLoader getGradleCoreApiClassLoader();

    /**
     * Returns a copy of the filter spec for the Gradle API Classloader.  This is expensive to calculate, so we create it once in
     * the build process and provide it to the worker.
     */
    FilteringClassLoader.Spec getGradleApiFilterSpec();

    /**
     * Returns the extension classloader spec for use in worker processes.  This is expensive to calculate, so we create it once in
     * the build process and provide it to the worker.
     */
    MixInLegacyTypesClassLoader.Spec getGradleWorkerExtensionSpec();
}