Pretty-print a Map in Java

Question

I am looking for a nice way to pretty-print a Map.

map.toString() gives me: {key1=value1, key2=value2, key3=value3}

I

Answer 1

Apache libraries to the rescue!

MapUtils.debugPrint(System.out, "myMap", map);

All you need Apache commons-collections library (project link)

Maven users can add the library using this dependency:

    commons-collections
    commons-collections
    3.2.1