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37 lines
643 B
37 lines
643 B
public class Pair<K, V> {
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private K key;
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private V value;
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public Pair(K key, V value) {
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this.key = key;
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this.value = value;
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}
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public K getKey() {
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return key;
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}
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public void setKey(K key) {
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this.key = key;
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}
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public V getValue() {
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return value;
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}
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public void setValue(V value) {
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this.value = value;
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}
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public Pair<V, K> swap() {
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return new Pair<>(value, key);
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}
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@Override
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public String toString() {
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return "Pair{" +
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"key=" + key +
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", value=" + value +
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'}';
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}
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}
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