platform/util/src/com/intellij/util/containers/StepList.java

/*
 * Copyright 2000-2010 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.util.containers;

/**
 * @author irengrig
 */
public interface StepList<T> extends ReadonlyList<T> {
  // changes our state also
  ReadonlyList<T> cut(final int idxFromIncluded);
  void ensureCapacity(int minCapacity);
  void add(T t);
}