TransientModelNodeFinder.java

/*
 * Copyright 2003-2015 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.generator;

import jetbrains.mps.smodel.BaseFastNodeFinder;
import org.jetbrains.mps.openapi.model.SModel;
import org.jetbrains.mps.openapi.model.SNodeChangeListener;

/**
 * Evgeny Gryaznov, Mar 1, 2010
 */
public class TransientModelNodeFinder extends BaseFastNodeFinder {

  private final SNodeChangeListener myChangeListener = new BaseFastNodeFinder.ChangeTracker();

  public TransientModelNodeFinder(SModel model) {
    super(model);
    model.addChangeListener(myChangeListener);
  }

  @Override
  public void dispose() {
    myModel.removeChangeListener(myChangeListener);
    super.dispose();
  }
}