com.konakart.app
Class Expression

java.lang.Object
  com.konakart.app.Expression

All Implemented Interfaces:

ExpressionIf

public class Expression
extends java.lang.Object
implements ExpressionIf

An expression is used to group combinations of expression variables

Nested Class Summary

protected class

Expression.GroupResult Class used to store temporary data when evaluating an expression

Constructor Summary

Expression()
Constructor

Expression(com.workingdogs.village.Record vr, org.apache.torque.util.Criteria c)
Instantiates the attributes of the Tag object from a Record object

Method Summary

boolean	evaluate() The expression is evaluated based on the information found in the array of expression variables.
java.lang.String	getCustom1() Used for custom data
java.lang.String	getCustom2() Used for custom data
java.lang.String	getCustom3() Used for custom data
java.lang.String	getDescription() Description of the expression
int	getId()
java.lang.String	getName() Expression name used to identify it
int	getNumVariables()
ExpressionVariableIf[]	getVariableArray()
void	setCustom1(java.lang.String custom1) Used for custom data
void	setCustom2(java.lang.String custom2) Used for custom data
void	setCustom3(java.lang.String custom3) Used for custom data
void	setDescription(java.lang.String description) Description of the expression
void	setId(int id)
void	setName(java.lang.String name) Expression name used to identify it
void	setNumVariables(int numVariables)
void	setVariableArray(ExpressionVariableIf[] variableArray)
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

Expression

public Expression()

Constructor

Expression

public Expression(com.workingdogs.village.Record vr,
                  org.apache.torque.util.Criteria c)
           throws com.workingdogs.village.DataSetException

Instantiates the attributes of the Tag object from a Record object

Parameters:

vr - Record containing data

c - Criteria containing column names

Throws:

com.workingdogs.village.DataSetException

Method Detail

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

Returns:

Returns a string containing the attributes of the Expression object.

evaluate

public boolean evaluate()
                 throws KKException

The expression is evaluated based on the information found in the array of expression variables. This method assumes that the expression variables are ordered correctly. The ordering should be by group order and then by order.

Returns:

Returns a boolean

Throws:

KKException

getId

public int getId()

Specified by:

getId in interface ExpressionIf

Returns:

the id

setId

public void setId(int id)

Specified by:

setId in interface ExpressionIf

Parameters:

id - the id to set

getName

public java.lang.String getName()

Description copied from interface: ExpressionIf

Expression name used to identify it

Specified by:

getName in interface ExpressionIf

Returns:

the name

setName

public void setName(java.lang.String name)

Description copied from interface: ExpressionIf

Expression name used to identify it

Specified by:

setName in interface ExpressionIf

Parameters:

name - the name to set

getDescription

public java.lang.String getDescription()

Description copied from interface: ExpressionIf

Description of the expression

Specified by:

getDescription in interface ExpressionIf

Returns:

the description

setDescription

public void setDescription(java.lang.String description)

Description copied from interface: ExpressionIf

Description of the expression

Specified by:

setDescription in interface ExpressionIf

Parameters:

description - the description to set

getCustom1

public java.lang.String getCustom1()

Description copied from interface: ExpressionIf

Used for custom data

Specified by:

getCustom1 in interface ExpressionIf

Returns:

the custom1

setCustom1

public void setCustom1(java.lang.String custom1)

Description copied from interface: ExpressionIf

Used for custom data

Specified by:

setCustom1 in interface ExpressionIf

Parameters:

custom1 - the custom1 to set

getCustom2

public java.lang.String getCustom2()

Description copied from interface: ExpressionIf

Used for custom data

Specified by:

getCustom2 in interface ExpressionIf

Returns:

the custom2

setCustom2

public void setCustom2(java.lang.String custom2)

Description copied from interface: ExpressionIf

Used for custom data

Specified by:

setCustom2 in interface ExpressionIf

Parameters:

custom2 - the custom2 to set

getCustom3

public java.lang.String getCustom3()

Description copied from interface: ExpressionIf

Used for custom data

Specified by:

getCustom3 in interface ExpressionIf

Returns:

the custom3

setCustom3

public void setCustom3(java.lang.String custom3)

Description copied from interface: ExpressionIf

Used for custom data

Specified by:

setCustom3 in interface ExpressionIf

Parameters:

custom3 - the custom3 to set

getVariableArray

public ExpressionVariableIf[] getVariableArray()

Returns:

the variableArray

setVariableArray

public void setVariableArray(ExpressionVariableIf[] variableArray)

Parameters:

variableArray - the variableArray to set

getNumVariables

public int getNumVariables()

Specified by:

getNumVariables in interface ExpressionIf

Returns:

the numVariables

setNumVariables

public void setNumVariables(int numVariables)

Specified by:

setNumVariables in interface ExpressionIf

Parameters:

numVariables - the numVariables to set