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predicate

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Xerothermic Xenomorph answered on February 18, 2022 Popularity 8/10 Helpfulness 1/10

answer predicate

related predicate function

predicate

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// Java program to demonstrate working of predicates
// on collection. The program finds all admins in an
// arrayList of users.
import java.util.function.Predicate;
import java.util.*;
class User
{
    String name, role;
    User(String a, String b) {
        name = a;
        role = b;
    }
    String getRole() { return role; }
    String getName() { return name; }    
    public String toString() {
       return "User Name : " + name + ", Role :" + role;
    }
  
    public static void main(String args[])
    {      
        List<User> users = new ArrayList<User>();
        users.add(new User("John", "admin"));
        users.add(new User("Peter", "member"));
        List admins = process(users, (User u) -> u.getRole().equals("admin"));
        System.out.println(admins);
    }
  
    public static List<User> process(List<User> users, 
                            Predicate<User> predicate)
    {
        List<User> result = new ArrayList<User>();
        for (User user: users)        
            if (predicate.test(user))            
                result.add(user);
        return result;
    }
}

Popularity 8/10 Helpfulness 1/10 Language java

Source: www.geeksforgeeks.org

Tags: java predicate

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Contributed on Feb 18 2022

Xerothermic Xenomorph

0 Answers Avg Quality 2/10

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predicate function

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Predicate functions are functions that return a single TRUE or FALSE.

Popularity 10/10 Helpfulness 2/10 Language whatever

Source: Grepper

Tags: function functio

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Contributed on Oct 13 2023

Fewwan

0 Answers Avg Quality 2/10

predicate

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