platform/util/src/com/intellij/util/FunctionWithTimeout.java

/*
 * Copyright 2000-2012 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;

import org.jetbrains.annotations.NotNull;

/**
 * @author Konstantin Bulenkov
 */
public abstract class FunctionWithTimeout<T> {
  protected abstract void updateValue(T initialValue);

  @NotNull
  public T calculate(long timeout, @NotNull final T initialValue) {
    TimeoutUtil.executeWithTimeout(timeout, new Runnable() {
      @Override
      public void run() {
        updateValue(initialValue);
      }
    });
    return initialValue;
  }
}