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18 lines
415 B
Java
18 lines
415 B
Java
// "Collapse loop with stream 'collect()'" "true-preview"
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import java.util.*;
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import java.util.stream.Collectors;
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public class Collect {
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class Person {
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String getName() {
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return "";
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}
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}
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void collectNames(List<Person> persons){
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Set<String> names, other = new HashSet<>();
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names = persons.stream().map(Person::getName).collect(Collectors.toSet());
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System.out.println(names);
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}
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}
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