Java object to Map

Correct Option: B. singletonList() returns the object as an immutable List. This is an easy way to convert a single object into a list.

You insert elements (objects) into a Java List using its add() method . Here is an example of adding elements to a Java List using the add() method: List<String> listA = new ArrayList<>(); listA. add(“element 1”); listA.

toList()) can be used to collect Stream elements into a list. We can leverage this to convert object to a list. //Similarly, you can change the method in the map to convert to the datatype you need.24 Eki 2021

Solution 1