Java tutorial
//package com.java2s; import java.util.Map; import java.util.Map.Entry; public class Main { public static <K, V> String mapToString(Map<K, V> map, String seperator) { StringBuffer sb = new StringBuffer(); for (Entry<K, V> entry : map.entrySet()) { sb.append(entry.getKey() + seperator + entry.getValue() + "\n"); } return sb.toString(); } }