org.vizzini.ai.logic
Class AbstractBinaryAtomicSentence

java.lang.Object
  org.vizzini.util.AbstractBean
      org.vizzini.ai.logic.AbstractSentence
          org.vizzini.ai.logic.AbstractAtomicSentence
              org.vizzini.ai.logic.AbstractBinaryAtomicSentence

All Implemented Interfaces:

Cloneable, IAtomicSentence, IBinaryAtomicSentence, ISentence

Direct Known Subclasses:

AtomicSentenceEQ, AtomicSentenceGT, AtomicSentenceLT

public abstract class AbstractBinaryAtomicSentence
extends AbstractAtomicSentence
implements IBinaryAtomicSentence

Provides base functionality for binary atomic sentences in the logic system. A binary atomic sentence consists of a left argument, an operator, and a right argument. The sentence evaluates to true or false in the context of a given item.

Since:

v0.2

Version:

v0.2

Author:

Jeffrey M. Thompson

Field Summary

protected static int

COMPARISON_UNKNOWN Constant indicating the comparison was impossible to determine.

Fields inherited from class org.vizzini.util.AbstractBean

IGNORE_PROPERTIES

Constructor Summary

protected

AbstractBinaryAtomicSentence(IArgument left, IArgument right, boolean useForwardLogic) Construct this object.

Method Summary

Object	clone() Return a clone of this instance.
protected static int	compareTo(Object left, Object right) Return an integer which indicates the comparison relationship. left < right : -1, left == right : 0, left > right : 1.
IArgument	getLeft() Return the left side argument.
IArgument	getRight() Return the right side argument.
boolean	isUseForwardLogic()
protected static Object	promoteString(Class newClass, String object) Promote the given string to the given class, if possible.
protected static Boolean	promoteStringToBoolean(String object) Promote the given string to Boolean, if possible.
protected void	setLeft(IArgument left)
protected void	setRight(IArgument right)
protected void	setUseForwardLogic(boolean useForwardLogic)

Methods inherited from class org.vizzini.ai.logic.AbstractSentence

getDescription, setDescription

Methods inherited from class org.vizzini.util.AbstractBean

appendArray, appendCollection, appendList, appendMap, compareBooleans, compareObjects, equals, getIgnoreProperties, hashCode, toString

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.vizzini.ai.logic.IBinaryAtomicSentence

getOperator

Methods inherited from interface org.vizzini.ai.logic.ISentence

evaluate, getDescription, setDescription

Field Detail

COMPARISON_UNKNOWN

protected static final int COMPARISON_UNKNOWN

Constant indicating the comparison was impossible to determine.

See Also:

Constant Field Values

Constructor Detail

AbstractBinaryAtomicSentence

protected AbstractBinaryAtomicSentence(IArgument left,
                                       IArgument right,
                                       boolean useForwardLogic)

Construct this object.

Since:

v0.2

Method Detail

clone

public Object clone()

Return a clone of this instance.

Specified by:

clone in interface ISentence

Overrides:

clone in class AbstractSentence

Since:

v0.2

getLeft

public IArgument getLeft()

Return the left side argument.

Specified by:

getLeft in interface IBinaryAtomicSentence

Since:

v0.2

getRight

public IArgument getRight()

Return the right side argument.

Specified by:

getRight in interface IBinaryAtomicSentence

Since:

v0.2

isUseForwardLogic

public boolean isUseForwardLogic()

Returns:

Return useForwardLogic.

Since:

v0.2

compareTo

protected static int compareTo(Object left,
                               Object right)

Return an integer which indicates the comparison relationship. left < right : -1, left == right : 0, left > right : 1.

Since:

v0.2

promoteString

protected static Object promoteString(Class newClass,
                                      String object)

Promote the given string to the given class, if possible.

Since:

v0.2

promoteStringToBoolean

protected static Boolean promoteStringToBoolean(String object)

Promote the given string to Boolean, if possible.

Since:

v0.2

setLeft

protected void setLeft(IArgument left)

Parameters:

left - The left to set.

Since:

v0.2

setRight

protected void setRight(IArgument right)

Parameters:

right - The right to set.

Since:

v0.2

setUseForwardLogic

protected void setUseForwardLogic(boolean useForwardLogic)

Parameters:

useForwardLogic - The useForwardLogic to set.

Since:

v0.2