Bcoz ur class ( DemoOne ) is concrete class so u r forced to provide body t

Hi Every One I Have Small Doubt Please answer
This????????????????????????????

I Want to use AbstractList class
methods(java.util.AbstractList)

My Program is

import java.util.*;
class DemoOne extends AbstractList
{
public static void main(String[] args)
{
AbstractList a=new DemoOne();//This One is Correct??
DemoOne a1=new DemoOne();//This One is Correct?? Both Are
Not Working
System.out.println("Hello World!"+a);
System.out.println("Hello World!"+a1);
}
}

Error IS:
DemoOne.java:2: DemoOne is not abstract and does not
override abstract method get(int) in java.util.AbstractList
class DemoOne extends AbstractList

AnyOne can Please Provide The
Solution????????????????????????? Plzzzzzzz

Question Posted / raghav

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Answer Posted / raghav

Bcoz ur class ( DemoOne ) is concrete class so u r forced to provide body to that methods that r unimplemented in java.util.AbstractList

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