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GS Collections is a collections framework for Java. It has JDK-compatible List, Set and Map implementations with a rich API and set of utility classes that work with any JDK compatible Collections, Arrays, Maps or Strings. The iteration protocol was inspired by the Smalltalk collection framework.

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/*
 * Copyright 2015 Goldman Sachs.
 *
 * 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.gs.collections.impl.lazy.parallel;

import java.util.Comparator;

import com.gs.collections.api.annotation.Beta;
import com.gs.collections.api.block.function.Function;
import com.gs.collections.api.block.function.primitive.DoubleFunction;
import com.gs.collections.api.block.function.primitive.FloatFunction;
import com.gs.collections.api.block.function.primitive.IntFunction;
import com.gs.collections.api.block.function.primitive.LongFunction;
import com.gs.collections.api.block.predicate.Predicate;
import com.gs.collections.api.block.procedure.Procedure;
import com.gs.collections.impl.block.procedure.DoubleSumResultHolder;

@Beta
public interface Batch
{
    void forEach(Procedure procedure);

    Batch select(Predicate predicate);

     Batch collect(Function function);

     Batch flatCollect(Function> function);

    int count(Predicate predicate);

    String makeString(String separator);

    T min(Comparator comparator);

    T max(Comparator comparator);

    > T minBy(Function function);

    > T maxBy(Function function);

    long sumOfInt(IntFunction function);

    long sumOfLong(LongFunction function);

    DoubleSumResultHolder sumOfFloat(FloatFunction function);

    DoubleSumResultHolder sumOfDouble(DoubleFunction function);
}





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