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what are collectors in java

Deepika Sahu answered on December 29, 2022 Popularity 9/10 Helpfulness 7/10

answer what are collectors in java

what are collectors in java

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// Java program to implement the
// collectingAndThen() method
import java.util.ArrayList;
import java.util.List;
import java.util.stream.Collectors;
   
public class GFG {
   
    public static void main(String[] args)
    {
        // Collects the elements and
        // counts the occurrences
        System.out.println(prepareTemperature()
                .stream()
                .collect(Collectors.groupingBy(
                            City::getName,
                            Collectors.collectingAndThen(
                                    Collectors.counting(),
                                    f -> f.intValue()))));
    }
}

Popularity 9/10 Helpfulness 7/10 Language java

Source: www.geeksforgeeks.org

Tags: collectors java

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