Comments on: What is an abstract class? http://javapapers.com/core-java/abstract-and-interface-core-java-2/what-is-an-abstract-class/ Blog on core java, servlets, jsp and design patterns. Mon, 04 Jun 2012 02:04:02 +0000 hourly 1 http://wordpress.org/?v=3.3.2 By: Sharat http://javapapers.com/core-java/abstract-and-interface-core-java-2/what-is-an-abstract-class/#comment-10482 Sharat Thu, 08 Mar 2012 12:59:13 +0000 http://javapapers.com/core-java-interview-questions/abstract-and-interface-core-java-interview-questions/what-is-an-abstract-class/#comment-10482 Hi Joe, Initially you said[first sentance of this topic], an abstract class should have atleast one abstract method. This is wrong know? It can have only instance methods as you mentioned at last. Thanks, Sharat Hi Joe,
Initially you said[first sentance of this topic], an abstract class should have atleast one abstract method. This is wrong know? It can have only instance methods as you mentioned at last.

Thanks,
Sharat

]]> By: danish http://javapapers.com/core-java/abstract-and-interface-core-java-2/what-is-an-abstract-class/#comment-6931 danish Wed, 10 Aug 2011 07:07:13 +0000 http://javapapers.com/core-java-interview-questions/abstract-and-interface-core-java-interview-questions/what-is-an-abstract-class/#comment-6931 public abstract class AAA { // Nothing inside } This compiles absolutely fine. Found a list of Abstract Class FAQ: - Must abstract classes contain at least one abstract method? - Can a static method be abstract? - Why can’t an abstract method be declared private? Q:How can I declare a constructor for an abstract class? http://techguru.yakkoo.com/programming-concept-tutorials/2011/08/what-is-an-abstract-class-complete-reference/ public abstract class AAA
{
// Nothing inside
}
This compiles absolutely fine.
Found a list of Abstract Class FAQ:
- Must abstract classes contain at least one abstract method?
- Can a static method be abstract?
- Why can’t an abstract method be declared private?
Q:How can I declare a constructor for an abstract class?

http://techguru.yakkoo.com/programming-concept-tutorials/2011/08/what-is-an-abstract-class-complete-reference/

]]> By: Bibhudutta Pradhan. http://javapapers.com/core-java/abstract-and-interface-core-java-2/what-is-an-abstract-class/#comment-4197 Bibhudutta Pradhan. Sat, 02 Apr 2011 16:07:48 +0000 http://javapapers.com/core-java-interview-questions/abstract-and-interface-core-java-interview-questions/what-is-an-abstract-class/#comment-4197 An abstract class may or may not have abstract methods. public abstract class AAA { } An abstract class may or may not have abstract methods.

public abstract class AAA
{
}

]]> By: Anonymous http://javapapers.com/core-java/abstract-and-interface-core-java-2/what-is-an-abstract-class/#comment-4196 Anonymous Sat, 02 Apr 2011 16:06:40 +0000 http://javapapers.com/core-java-interview-questions/abstract-and-interface-core-java-interview-questions/what-is-an-abstract-class/#comment-4196 An abstract class may or may not have abstract methods. public abstract class AAA { } Bibhudutta Pradhan. An abstract class may or may not have abstract methods.

public abstract class AAA
{
}

Bibhudutta Pradhan.

]]> By: gaurav prajapati http://javapapers.com/core-java/abstract-and-interface-core-java-2/what-is-an-abstract-class/#comment-2818 gaurav prajapati Wed, 22 Dec 2010 14:18:09 +0000 http://javapapers.com/core-java-interview-questions/abstract-and-interface-core-java-interview-questions/what-is-an-abstract-class/#comment-2818 An abstract class is simple a class which cant be instantiated. An abstract method defined within an abstract class must be implemented by all of its subclass. Abstract method cannot be instantiated,it is generally used for inherited. An abstract class is simple a class which cant be instantiated.
An abstract method defined within an abstract class must be implemented by all of its subclass.
Abstract method cannot be instantiated,it is generally used for inherited.

]]> By: ankitagahoi http://javapapers.com/core-java/abstract-and-interface-core-java-2/what-is-an-abstract-class/#comment-2701 ankitagahoi Sat, 04 Dec 2010 19:14:21 +0000 http://javapapers.com/core-java-interview-questions/abstract-and-interface-core-java-interview-questions/what-is-an-abstract-class/#comment-2701 can abstract class have constructor ? can abstract class have constructor ?

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