org.ai_heuristic.eval

Class Condition

java.lang.Object

org.ai_heuristic.eval.Condition

public class Condition
extends java.lang.Object

This stores a very basic condition of comparison operator, value and data type. The operator can be AiHeuristicConst.EQ, GT, etc. and the evaluator is a SimpleMathCompare.

Author:

Kieran Greer

Field Summary

Fields

Modifier and Type	Field and Description
protected SimpleMathCompare	mathCompare The match comparison
java.lang.String	op The math operator.
java.lang.Object	value The comparison value.
java.lang.String	valueType One of the simple data types.

Constructor Summary

Constructors

Constructor and Description
Condition() Create a new instance of Condition.
Condition(java.lang.String thisValueType, java.lang.String thisOp, java.lang.Object thisValue) Create a new instance of Condition.

Method Summary

Modifier and Type	Method and Description
boolean	compareWith(java.lang.Object comp) Use the condition to make a math comparison with the input object.
static Condition	falseCondition() Get a boolean 'false' condition.
java.lang.String	toString() Create and return a string-based description of this Condition object.
static Condition	trueCondition() Get a boolean 'true' condition.

Methods inherited from class java.lang.Object

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

Field Detail

valueType

public java.lang.String valueType

One of the simple data types. Can include Boolean.

op

public java.lang.String op

The math operator. Defaults to equals for Boolean.

value

public java.lang.Object value

The comparison value.

mathCompare

protected SimpleMathCompare mathCompare

The match comparison

Constructor Detail

Condition

public Condition()
          throws java.lang.Exception

Create a new instance of Condition.

Throws:

java.lang.Exception - any error.

Condition

public Condition(java.lang.String thisValueType,
                 java.lang.String thisOp,
                 java.lang.Object thisValue)
          throws java.lang.Exception

Create a new instance of Condition.

Parameters:

thisValueType - the value type.

thisOp - the operator - can be null.

thisValue - the value as a string.

Throws:

java.lang.Exception - any error.

Method Detail

compareWith

public boolean compareWith(java.lang.Object comp)

Use the condition to make a math comparison with the input object.

Parameters:

comp - the object to compare with, as in comp op value.

Returns:

the comparison result.

trueCondition

public static Condition trueCondition()
                               throws java.lang.Exception

Get a boolean 'true' condition.

Returns:

a default setting for a boolean true condition.

Throws:

java.lang.Exception - any error.

falseCondition

public static Condition falseCondition()
                                throws java.lang.Exception

Get a boolean 'false' condition.

Returns:

a default setting for a boolean false condition.

Throws:

java.lang.Exception - any error.

toString

public java.lang.String toString()

Create and return a string-based description of this Condition object.

Overrides:

toString in class java.lang.Object

Returns:

a string-based description of this object.