40 lines
866 B
Java
40 lines
866 B
Java
package de.dhbwstuttgart.util;
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import java.util.Objects;
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import java.util.Optional;
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public class Pair<T, T1> {
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private final T key;
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private final T1 value;
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public Pair(T a, T1 b) {
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this.value = b;
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this.key = a;
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}
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public Optional<T1> getValue() {
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return Optional.of(value);
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}
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public T getKey() {
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return key;
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}
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public String toString() {
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return "(" + key.toString() + "," + value.toString() + ")\n";
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}
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@Override
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public boolean equals(Object o) {
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if (this == o) return true;
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if (o == null || getClass() != o.getClass()) return false;
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Pair<?, ?> pair = (Pair<?, ?>) o;
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return Objects.equals(key, pair.key) && Objects.equals(value, pair.value);
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}
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@Override
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public int hashCode() {
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return Objects.hash(key, value);
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}
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}
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