org.gradle.internal.service.scopes.PluginServiceRegistry Maven / Gradle / Ivy

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/*
 * Copyright 2013 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.internal.service.scopes;

import org.gradle.internal.service.ServiceRegistration;

/**
 * Can be implemented by plugins to provide services in various scopes.
 *
 * Implementations are discovered using the JAR service locator mechanism (see {@link org.gradle.internal.service.ServiceLocator}).
 *
 * 
May also implement {@link GradleUserHomeScopePluginServices} and {@link SettingScopePluginServiceRegistry}.
 */
public interface PluginServiceRegistry {
    /**
     * Called once per process, to register any globally scoped services. These services are reused across builds in the same process.
     * The services are closed when the process finishes.
     *
     * Global services are visible to all other services.
     */
    void registerGlobalServices(ServiceRegistration registration);

    /**
     * Called once per build session to register any build session scoped services.  These services are reused across builds when in
     * continuous mode. They are closed at the end of the build session.
     *
     * Global and shared services are visible to build session scope services, but not vice versa
     */
    void registerBuildSessionServices(ServiceRegistration registration);

    /**
     * Called once per build, to register any build scoped services. These services are closed at the end of the build.
     *
     * Global, shared and build session scoped services are visible to the build scope services, but not vice versa.
     */
    void registerBuildServices(ServiceRegistration registration);

    /**
     * Called once per build, to register any {@link org.gradle.api.invocation.Gradle} scoped services. These services are closed at the end of the build.
     *
     * Global, shared, build session and build scoped services are visible to the gradle scope services, but not vice versa.
     */
    void registerGradleServices(ServiceRegistration registration);

    /**
     * Called once per project per build, to register any project scoped services. These services are closed at the end of the build.
     *
     * Global, shared, build session, build and gradle scoped services are visible to the project scope services, but not vice versa.
     */
    void registerProjectServices(ServiceRegistration registration);

}