Pair.java

package org.datacite.conres.model;

public class Pair {
    private final String key;
    private final String value;

    Pair(String key, String value) {
        this.key = key;
        this.value = value;
    }

    public String getKey() {
        return key;
    }

    public String getValue() {
        return value;
    }

    @Override
    public boolean equals(Object o) {
        if (this == o) return true;
        if (o == null || getClass() != o.getClass()) return false;

        Pair pair = (Pair) o;

        if (!key.equals(pair.key)) return false;
        if (!value.equals(pair.value)) return false;

        return true;
    }

    @Override
    public int hashCode() {
        int result = key.hashCode();
        result = 31 * result + value.hashCode();
        return result;
    }
}