Eclipse debugging HashMap: Logical Structure using Key and Value's toString() method

Question

I have recently started to use Eclipse after using IntelliJ for a few years. When debugging Map using IntelliJ, if the key or object implements toString(), a nice list of strin

Answer 1

You need to create a detail formatter on top of the logical structure. In the example screenshot you provided, your logical structure is ConcurrentHashMap$WriteThroughEntry. You can add the detail formatter by right clicking on a row containing a ConcurrentHashMap$WriteThroughEntry and selecting 'add detail formatter'.

I just knocked up this example using HashMap.

java.util.HashMap$Entry //  key + " - " + value

For a

HashMap map;

.. I quickly populated with rubbish, I now see: