net.sf.tweety.arg.deductive.semantics.attacks

Class Undercut

java.lang.Object

net.sf.tweety.arg.deductive.semantics.attacks.Undercut

All Implemented Interfaces:

Attack

public class Undercut
extends java.lang.Object
implements Attack

This attack notion models the undercut relation; A is defeated by B iff there is C subset of support(A) with claim(B) == \neg C.

Author:

Matthias Thimm

Field Summary

Fields

Modifier and Type	Field and Description
private static Undercut	instance Singleton instance.

Constructor Summary

Constructors

Modifier	Constructor and Description
private	Undercut() Private constructor.

Method Summary

Modifier and Type	Method and Description
static Undercut	getInstance() Returns the singleton instance of this class.
boolean	isAttackedBy(DeductiveArgument a, DeductiveArgument b) Returns "true" iff the first argument is attacked by the second argument.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

instance

private static Undercut instance

Singleton instance.

Constructor Detail

Undercut

private Undercut()

Private constructor.

Method Detail

getInstance

public static Undercut getInstance()

Returns the singleton instance of this class.

Returns:

the singleton instance of this class.

isAttackedBy

public boolean isAttackedBy(DeductiveArgument a,
                            DeductiveArgument b)

Description copied from interface: Attack

Returns "true" iff the first argument is attacked by the second argument.

Specified by:

isAttackedBy in interface Attack

Parameters:

a - some argument

b - some argument

Returns:

"true" iff a is attacked by b.