/* * Copyright 2000-2009 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 com.intellij.psi; import org.jetbrains.annotations.NotNull; /** * Default empty implementation of {@link PsiTreeChangeListener}. */ public abstract class PsiTreeChangeAdapter implements PsiTreeChangeListener { @Override public void beforeChildAddition(@NotNull PsiTreeChangeEvent event) { } @Override public void beforeChildRemoval(@NotNull PsiTreeChangeEvent event) { } @Override public void beforeChildReplacement(@NotNull PsiTreeChangeEvent event) { } @Override public void beforeChildMovement(@NotNull PsiTreeChangeEvent event) { } @Override public void beforeChildrenChange(@NotNull PsiTreeChangeEvent event) { } @Override public void beforePropertyChange(@NotNull PsiTreeChangeEvent event) { } @Override public void childAdded(@NotNull PsiTreeChangeEvent event) { } @Override public void childRemoved(@NotNull PsiTreeChangeEvent event) { } @Override public void childReplaced(@NotNull PsiTreeChangeEvent event) { } @Override public void childMoved(@NotNull PsiTreeChangeEvent event) { } @Override public void childrenChanged(@NotNull PsiTreeChangeEvent event) { } @Override public void propertyChanged(@NotNull PsiTreeChangeEvent event) { } }