local.tomas.expr.eval
Class DateValue

java.lang.Object
  local.tomas.expr.eval.ExpressionValue
      local.tomas.expr.eval.DateValue

public class DateValue
extends ExpressionValue

Date expression value.

Author:

tomas.teubner

Field Summary

Fields inherited from class local.tomas.expr.eval.ExpressionValue

NULL

Constructor Summary

DateValue(Date date)
Construct expression value from Date.

Method Summary

ExpressionValue	evalAvgFunction() Evaluate avg function.
ExpressionValue	evalCountFunction() Evaluate count function.
ExpressionValue	evalEquality(ExpressionValue right) Evaluate equality comparison.
ExpressionValue	evalGreaterEqual(ExpressionValue right) Evaluate greater equal comparison.
ExpressionValue	evalGreaterThan(ExpressionValue right) Evaluate greater than comparison.
ExpressionValue	evalInequality(ExpressionValue right) Evaluate inequality comparison.
ExpressionValue	evalInTerm(ExpressionValue right) Evaluate "in" term.
ExpressionValue	evalLessEqual(ExpressionValue right) Evaluate less equal comparison.
ExpressionValue	evalLessThan(ExpressionValue right) Evaluate less than comparison.
ExpressionValue	evalMaxFunction() Evaluate max function.
ExpressionValue	evalMinFunction() Evaluate min function.
Object	getObjectValue() Return the Java object representing this expression value.
ExpressionType	getType() Get the type of this expression value.
Date	getValue() Get the date.
void	setValue(Date date) Set the date.
String	toString()

Methods inherited from class local.tomas.expr.eval.ExpressionValue

create, evalAbsFunction, evalAddition, evalAnd, evalConcatenation, evalDivision, evalIsNotNull, evalIsNull, evalLengthFunction, evalLike, evalLowerFunction, evalMatch, evalMultiplication, evalNegation, evalNotLikeTerm, evalOrTerm, evalReplaceFunction, evalSignChange, evalSubstrFunction, evalSubtraction, evalSumFunction, evalTrimFunction, evalUpperFunction

Methods inherited from class java.lang.Object

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

Constructor Detail

DateValue

public DateValue(Date date)

Construct expression value from Date.

Parameters:

date - the date

Method Detail

getValue

public Date getValue()

Get the date.

Returns:

Returns the date.

setValue

public void setValue(Date date)

Set the date.

Parameters:

date - The date to set.

getType

public ExpressionType getType()

Description copied from class: ExpressionValue

Get the type of this expression value.

Specified by:

getType in class ExpressionValue

Returns:

the type

getObjectValue

public Object getObjectValue()

Description copied from class: ExpressionValue

Return the Java object representing this expression value.

Specified by:

getObjectValue in class ExpressionValue

Returns:

the Java object

evalAvgFunction

public ExpressionValue evalAvgFunction()

Description copied from class: ExpressionValue

Evaluate avg function.

Overrides:

evalAvgFunction in class ExpressionValue

Returns:

this value

evalCountFunction

public ExpressionValue evalCountFunction()

Description copied from class: ExpressionValue

Evaluate count function.

Overrides:

evalCountFunction in class ExpressionValue

Returns:

constant integer 1

evalEquality

public ExpressionValue evalEquality(ExpressionValue right)
                             throws ExpressionException

Description copied from class: ExpressionValue

Evaluate equality comparison.

Overrides:

evalEquality in class ExpressionValue

Parameters:

right - right operand

Returns:

result

Throws:

ExpressionException

evalGreaterEqual

public ExpressionValue evalGreaterEqual(ExpressionValue right)
                                 throws ExpressionException

Description copied from class: ExpressionValue

Evaluate greater equal comparison.

Overrides:

evalGreaterEqual in class ExpressionValue

Parameters:

right - right operand

Returns:

result

Throws:

ExpressionException

evalGreaterThan

public ExpressionValue evalGreaterThan(ExpressionValue right)
                                throws ExpressionException

Description copied from class: ExpressionValue

Evaluate greater than comparison.

Overrides:

evalGreaterThan in class ExpressionValue

Parameters:

right - right operand

Returns:

result

Throws:

ExpressionException

evalInequality

public ExpressionValue evalInequality(ExpressionValue right)
                               throws ExpressionException

Description copied from class: ExpressionValue

Evaluate inequality comparison.

Overrides:

evalInequality in class ExpressionValue

Parameters:

right - right operand

Returns:

result

Throws:

ExpressionException

evalInTerm

public ExpressionValue evalInTerm(ExpressionValue right)
                           throws ExpressionException

Description copied from class: ExpressionValue

Evaluate "in" term.

Overrides:

evalInTerm in class ExpressionValue

Parameters:

right - right operand

Throws:

ExpressionException - when invoked

evalLessEqual

public ExpressionValue evalLessEqual(ExpressionValue right)
                              throws ExpressionException

Description copied from class: ExpressionValue

Evaluate less equal comparison.

Overrides:

evalLessEqual in class ExpressionValue

Parameters:

right - right operand

Returns:

result

Throws:

ExpressionException

evalLessThan

public ExpressionValue evalLessThan(ExpressionValue right)
                             throws ExpressionException

Description copied from class: ExpressionValue

Evaluate less than comparison.

Overrides:

evalLessThan in class ExpressionValue

Parameters:

right - right operand

Returns:

result

Throws:

ExpressionException

evalMaxFunction

public ExpressionValue evalMaxFunction()

Description copied from class: ExpressionValue

Evaluate max function.

Overrides:

evalMaxFunction in class ExpressionValue

Returns:

this value

evalMinFunction

public ExpressionValue evalMinFunction()

Description copied from class: ExpressionValue

Evaluate min function.

Overrides:

evalMinFunction in class ExpressionValue

Returns:

this value

toString

public String toString()

Overrides:

toString in class Object