/*
* Copyright 2003-2011 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;
import com.intellij.diagnostic.MessagePool;
import com.intellij.openapi.application.ApplicationManager;
import com.intellij.openapi.components.ApplicationComponent;
import jetbrains.mps.classloading.ClassLoaderManager;
import jetbrains.mps.classloading.MPSClassesListener;
import jetbrains.mps.classloading.MPSClassesListenerAdapter;
import jetbrains.mps.ide.MPSCoreComponents;
import jetbrains.mps.module.ReloadableModuleBase;
import org.jetbrains.annotations.NotNull;
import java.util.Set;
//this is to get rid of memleak in case exception class is loaded by a language classloader
public class MessagesPoolClearer implements ApplicationComponent {
private ClassLoaderManager myManager;
private MPSClassesListener myClassesListener;
public MessagesPoolClearer(MPSCoreComponents coreComponents) {
myManager = coreComponents.getClassLoaderManager();
}
@Override
@NotNull
public String getComponentName() {
return MessagesPoolClearer.class.getSimpleName();
}
@Override
public void initComponent() {
myClassesListener = new MPSClassesListenerAdapter() {
@Override
public void beforeClassesUnloaded(Set<? extends ReloadableModuleBase> modules) {
ApplicationManager.getApplication().invokeLater(() -> MessagePool.getInstance().clearFatals());
}
};
myManager.addClassesHandler(myClassesListener);
}
@Override
public void disposeComponent() {
myManager.removeClassesHandler(myClassesListener);
}
}