/*
* Copyright 2003-2013 JetBrains s.r.o.
*
* 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 jetbrains.mps.classloading;
import jetbrains.mps.module.ReloadableModule;
import jetbrains.mps.module.ReloadableModuleBase;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.mps.openapi.util.ProgressMonitor;
import java.util.Set;
import java.util.stream.Collectors;
/**
* Subscribe via {@link ClassLoaderManager#addListener} if you want
* to receive class loading notifications.
* <p/>
* Listeners are not guaranteed to have write lock inside the methods!.
* <p/>
* API: A client must not throw exceptions in {@link #onLoaded(Set, ProgressMonitor)} and {@link #onUnloaded(Set, ProgressMonitor)} methods
* Otherwise the application may behave unexpectedly
*/
public interface DeployListener {
/**
* Contract: The class loaders of the {@code unloadedModules} are still valid (i.e. not disposed)
*
* @param unloadedModules are likely to be removed from the repository at this moment
*/
void onUnloaded(Set<ReloadableModule> unloadedModules, @NotNull ProgressMonitor monitor);
/**
* Contract: The class loaders of the {@code loadedModules} are valid
*
* @param loadedModules are surely in the repository at this moment.
*/
void onLoaded(Set<ReloadableModule> loadedModules, @NotNull ProgressMonitor monitor);
}