public abstract class OwExprUnaryOperator extends OwExprOperator
Unary operator class (egg. !boolPropertz
, -232.2
).
A single operand operation implementation.
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All rights reserved.
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Constructor and Description |
---|
OwExprUnaryOperator(String image_p,
OwExprUnaryConversionTable conversionTable_p)
Constructor
|
Modifier and Type | Method and Description |
---|---|
OwExprUnaryExpressionType |
computeExpressionType(OwExprExpression operand_p)
Computes the resulted expression type based on given operand and regresses
sub-expression types accordingly
|
OwExprType |
computeType(OwExprType type_p)
Type computation method.
|
OwExprValue |
evaluate(OwExprBooleanValue booleanValue_p)
Evaluation by visiting with concrete single operand type.
|
OwExprValue |
evaluate(OwExprNumericValue numericValue_p)
Evaluation by visiting with concrete single operand type.
|
OwExprValue |
evaluate(OwExprScope scope_p,
OwExprExpression expression_p)
Unary evaluation method to be called at evaluation time.
|
Set |
getRegressingTypes(Set regressedTypes_p)
Returns a set of compatible single operand types (
OwExprType s ) for a set of given operation result
types set. |
toString
public OwExprUnaryOperator(String image_p, OwExprUnaryConversionTable conversionTable_p)
image_p
- literal image (egg. "!"
, "-"
)conversionTable_p
- conversion table to usepublic final OwExprValue evaluate(OwExprScope scope_p, OwExprExpression expression_p) throws OwExprEvaluationException
scope_p
- the scope this operation is evaluated onexpression_p
- single operandOwExprValue
OwExprEvaluationException
- if the operation fails for any reason (unsupported operand types ,
incompatible operands, unimplemented operation or operation failure at evaluation time)public OwExprValue evaluate(OwExprBooleanValue booleanValue_p) throws OwExprEvaluationException
booleanValue_p
- OwExprValue
OwExprEvaluationException
- if the operation fails for any reason (unsupported operand types ,
incompatible operands, unimplemented operation or operation failure at evaluation time)public OwExprValue evaluate(OwExprNumericValue numericValue_p) throws OwExprEvaluationException
numericValue_p
- OwExprValue
OwExprEvaluationException
- if the operation fails for any reason (unsupported operand types ,
incompatible operands, unimplemented operation or operation failure at evaluation time)public final OwExprType computeType(OwExprType type_p) throws OwExprTypeMissmatchException
m_conversionTable
type_p
- single operand typeOwExprTypeMissmatchException
public final Set getRegressingTypes(Set regressedTypes_p)
OwExprType
s ) for a set of given operation result
types set.
The returned type set is a subset of all left side operand types that can result invalid types
(different from OwExprType.NOTYPE
) for this operator.regressedTypes_p
- the operation result types setOwExprType
spublic final OwExprUnaryExpressionType computeExpressionType(OwExprExpression operand_p) throws OwExprTypeMissmatchException
operand_p
- single OwExprExpression
operandOwExprUnaryExpressionType
OwExprTypeMissmatchException
- if the operator evaluation cannot not be performed due to type incompatibilityCopyright © 2014 Alfresco Business Solutions. All Rights Reserved.