/*
* Copyright 2003-2017 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.components;
import java.util.Deque;
import java.util.LinkedList;
/**
* evgeny, 10/14/11
*/
public class ComponentPlugin {
private final Deque<CoreComponent> myComponents = new LinkedList<>();
public void init() {
}
/**
* this method is called from inheritors. Initialize a component and returns an initialized component instance
*/
protected <T extends CoreComponent> T init(final T component) {
try {
component.init();
myComponents.push(component);
} catch (Throwable th) {
throw new RuntimeException("Component " + component + " initialization error", th);
}
return component;
}
public void dispose() {
while (!myComponents.isEmpty()) {
dispose(myComponents.pop());
}
}
private <T extends CoreComponent> void dispose(final T component) {
try {
component.dispose();
} catch (Throwable th) {
throw new RuntimeException("Component " + component + " dispose error", th);
}
}
}