Arrays.asList() throws java.lang.UnsupportedOperationException You might get the UnsupportedException when you tries to use the add() method in the List. If your code looks something similar to this : String[] data = new String[] {"hari","krushna"}; List<String> asList = Arrays.asList(data); asList.add("test"); Then you will see the following exception : java.lang.UnsupportedOperationException at java.util.AbstractList.add(Unknown Source) at java.util.AbstractList.add(Unknown Source) at ArrayConvert.trial(ArrayConvert.java:14) at ArrayConvert.main(ArrayConvert.java:8) Solution of the above problem is : you need to create an ArrayList or LinkedList and add the objects to the newly created Array/LinkedList: String[] data = new String[] {"","",""}; List<String> asList = Arrays.asList(data); List<String> newList = new LinkedList<>(asList); newList.add("test"); Rea...
In this blog I'll demonstrate how to implement few very basic application functionalities in Eclipse RCP.