/*
 * Copyright 2000-2016 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 com.intellij.openapi.progress.ProgressManager;
import org.jetbrains.annotations.NotNull;

import java.util.Collection;

public class Processors {
  @NotNull
  public static <T> Processor<T> cancelableCollectProcessor(@NotNull Collection<T> collection) {
    return new CommonProcessors.CollectProcessor<T>(collection){
      @Override
      public boolean process(T t) {
        ProgressManager.checkCanceled();
        return super.process(t);
      }
    };
  }
}

@@ -676,16 +676,60 @@
 anager;%0A
+import com.intellij.openapi.util.Condition;%0A
 import o
@@ -819,16 +819,476 @@
 ssors %7B%0A
+  @NotNull%0A  public static %3CT%3E Processor%3CT%3E filter(@NotNull Processor%3C? super T%3E processor,%0A                                        @NotNull Condition%3C? super T%3E filter) %7B%0A    return o -%3E !filter.value(o) %7C%7C processor.process(o);%0A  %7D%0A%0A  @NotNull%0A  public static %3CT, S%3E Processor%3CS%3E map(@NotNull Processor%3CT%3E processor,%0A                                        @NotNull Function%3C? super S, ? extends T%3E map) %7B%0A    return o -%3E processor.process(map.fun(o));%0A  %7D%0A%0A
   @NotNu

introduce map() and filter()