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

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 / prashanth.vuthuru

3 Answers
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Hi Every One I Have Small Doubt Please answer This???????????????????????????? I Want to use Ab..

Answer / tirumurugan

please Try Following code

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();
System.out.println("Hello World!"+a);
System.out.println("Hello World!"+a1);
}

@Override
public Object get(int index) {
// TODO Auto-generated method stub
return null;
}

@Override
public int size() {
// TODO Auto-generated method stub
return 0;
}
}

It will work without error.

Is This Answer Correct ?

3 Yes

0 No

Hi Every One I Have Small Doubt Please answer This???????????????????????????? I Want to use Ab..

Answer / prashanth.vuthuru

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

Is This Answer Correct ?

0 Yes

0 No

Hi Every One I Have Small Doubt Please answer This???????????????????????????? I Want to use Ab..

Answer / 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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