Support Forums: Message List - java.lang.UnsupportedOperationException at java.util.AbstractLis

java.lang.UnsupportedOperationException at java.util.AbstractLis

Wed, 20 Apr 2011 07:15:55 -0400

Convert immutable java.util.Arrays$Arraylist to java.util.ArrayList

...

Use LinkedList instead

Tue, 06 Apr 2010 19:23:24 -0400

It's not LinkedList that helped you. You could have used any List implementation that supports a modifyable result. This works because you instantiated a new modifiable list using the immutible list created from Arrays.aslist(...).

Use LinkedList instead

Wed, 11 Jun 2008 05:16:26 -0400

I was running into the UnsupportedOperationException as well....

Use LinkedList instead

Wed, 11 Jun 2008 05:15:44 -0400

I was running into the UnsupportedOperationException as well....

java.lang.UnsupportedOperationException at java.util.AbstractLis

Tue, 17 Jan 2006 04:43:23 -0500

By the way, you are using AbstractList. ArrayList and Arrays$ArrayList are both types of AbstractList. That's why you get UnsupportedOperationException: Arrays$ArrayList does not override remove(int) so the method is called on the superclass,...

java.lang.UnsupportedOperationException at java.util.AbstractLis

Tue, 17 Jan 2006 04:37:47 -0500

By the time you get to the remove(i) statement, list is no longer a java.util.ArrayList. When you call Arrays.asList it does not return a java.util.ArrayList. It returns a java.util.Arrays$ArrayList which is an immutable list. You cannot add to it and...

java.lang.UnsupportedOperationException at java.util.AbstractLis

Mon, 16 Jan 2006 23:06:05 -0500

Objective:
To remove the object from List

condition:
if the parameter passed to this method matches with the objects'(id) present in the arraylist
then delete the object from the list.

below is exact piece of...

java.lang.UnsupportedOperationException at java.util.AbstractLis

Fri, 13 Jan 2006 09:54:23 -0500

My first question would be, is this the exact piece of code which causes the problem, or a piece of code that you put together to illustrate the problem? My next question would be, is the ArrayList here a java.util.ArrayList or another ArrayList which...

java.lang.UnsupportedOperationException at java.util.AbstractLis

Thu, 12 Jan 2006 01:47:30 -0500

Hi, I get a "java.lang.UnsupportedOperationException at java.util.AbstractList.remove" My piece of code

List dataList = new ArrayList();
int...