Pair.java

package com.skripko.object.dao;

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

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

	public String getKey() {
		return key;
	}

	public String getValue() {
		return value;
	}

	public void changeValue(String newValue) {
		value = newValue;
	}

	@Override
	public String toString() {
		return "{key=" + key + ", value=" + value + '}';
	}
}