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object comparison using Hashcode and equals methods

Brainy Butterfly answered on October 3, 2022 Popularity 3/10 Helpfulness 1/10

answer object comparison using Hashcode and equals methods

object comparison using Hashcode and equals methods

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public class HashCodeAndEquals{

    public static void main(String... equalsExplanation) {
        System.out.println(new JavesSons("John", 35, 120)
                 .equals(new JavesSons("John",35,120)));
        
        System.out.println(new JavesSons("Alisa", 10, 120)
                 .equals(new JavesSons("El Alisa", 10, 45)));
        
        System.out.println(new JavesSons("Robert", 54, 60)
                 .equals(new Object()));
    }
	
    static class JavesSons{

        private String name;
        private int age;
        private int weight;

        public Simpson(String name, int age, int weight) {
            this.name = name;
            this.age = age;
            this.weight = weight;
        }

        @Override
        public boolean equals(Object o) {
            if (this == o) {
                return true;
            }
            if (o == null || getClass() != o.getClass()) {
                return false;
            }
            Simpson JavesSons= (JavesSons) o;
            return age == JavesSons.age &&
                    weight == JavesSons.weight &&
                    name.equals(JavesSons.name);
        }
    }

}

Popularity 3/10 Helpfulness 1/10 Language java

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Tags: equals hashcode java methods object-comparison using

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