com.wewebu.expression.language

Class OwExprNumericValue

java.lang.Object

com.wewebu.expression.language.OwExprValue

com.wewebu.expression.language.OwExprNumericValue

All Implemented Interfaces:

OwExprScope, Comparable

public class OwExprNumericValue
extends OwExprValue
implements Comparable

The numeric value implementation.
Objects of this class represent floating point or integer numeric values. The implementation relays on the Number Java implementation.

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All rights reserved.

For licensing information read the license.txt file or
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Constructor Summary

Constructors

Constructor and Description
OwExprNumericValue(double doubleNo_p) Constructor
OwExprNumericValue(int number_p) Constructor
OwExprNumericValue(Number number_p) Constructor
OwExprNumericValue(Number number_p, Class<?> javaType_p) Constructor

Method Summary

Methods

Modifier and Type	Method and Description
OwExprValue	accept(OwExprBinaryOperator binaryOperator_p, OwExprNumericValue v1_p) Stage 2 binary operator visitor acceptance method
OwExprValue	accept(OwExprBinaryOperator binaryOperator_p, OwExprStringValue v1_p) Stage 2 binary operator visitor acceptance method
OwExprValue	accept(OwExprBinaryOperator binaryOperator_p, OwExprValue v2_p) Stage 1 binary operator visitor acceptance method
OwExprValue	accept(OwExprUnaryOperator unaryOperator_p) Unary operator visitor acceptance method
OwExprNumericValue	add(OwExprNumericValue numeric_p)
int	compareTo(Object o_p)
OwExprValue	div(OwExprNumericValue numeric_p)
boolean	equals(Object obj_p)
int	hashCode()
OwExprValue	mul(OwExprNumericValue numeric_p)
OwExprNumericValue	negate()
OwExprValue	reminder(OwExprNumericValue numeric_p)
OwExprValue	sub(OwExprNumericValue numeric_p)
int	toInt()
Object	toJavaObject(Class javaSuperType_p) Java class conversion method.
String	toString()

Methods inherited from class com.wewebu.expression.language.OwExprValue

accept, accept, accept, accept, at, fromJavaValue, fromJavaValue, function, getJavaType, getValuePropeties, hasProperty, length, property

Methods inherited from class java.lang.Object

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

Constructor Detail

OwExprNumericValue

public OwExprNumericValue(Number number_p,
                  Class<?> javaType_p)

Constructor

Parameters:

number_p - the inner numeric value

javaType_p - original java type

Since:

1.3.0 and AWD 3.1.0

OwExprNumericValue

public OwExprNumericValue(Number number_p)

Constructor

Parameters:

number_p - the inner numeric value

OwExprNumericValue

public OwExprNumericValue(int number_p)

Constructor

Parameters:

number_p - the inner numeric value

OwExprNumericValue

public OwExprNumericValue(double doubleNo_p)

Constructor

Parameters:

doubleNo_p - the inner numeric value

Method Detail

accept

public final OwExprValue accept(OwExprBinaryOperator binaryOperator_p,
                 OwExprValue v2_p)
                         throws OwExprEvaluationException

Description copied from class: OwExprValue

Stage 1 binary operator visitor acceptance method

Overrides:

accept in class OwExprValue

Parameters:

binaryOperator_p - binary operator visitor

v2_p - right side operator value

Returns:

the operator visit processed OwExprValue

Throws:

OwExprEvaluationException - if the operation fails for any reason (unsupported operand types , incompatible operands, unimplemented operation or operation failure at evaluation time)

accept

public final OwExprValue accept(OwExprBinaryOperator binaryOperator_p,
                 OwExprNumericValue v1_p)
                         throws OwExprEvaluationException

Description copied from class: OwExprValue

Stage 2 binary operator visitor acceptance method

Overrides:

accept in class OwExprValue

Parameters:

binaryOperator_p - binary operator visitor

v1_p - lef side operator value

Returns:

the operator visit processed OwExprValue

Throws:

OwExprEvaluationException - if the operation fails for any reason (unsupported operand types , incompatible operands, unimplemented operation or operation failure at evaluation time)

accept

public final OwExprValue accept(OwExprBinaryOperator binaryOperator_p,
                 OwExprStringValue v1_p)
                         throws OwExprEvaluationException

Description copied from class: OwExprValue

Stage 2 binary operator visitor acceptance method

Overrides:

accept in class OwExprValue

Parameters:

binaryOperator_p - binary operator visitor

v1_p - lef side operator value

Returns:

the operator visit processed OwExprValue

Throws:

OwExprEvaluationException - if the operation fails for any reason (unsupported operand types , incompatible operands, unimplemented operation or operation failure at evaluation time)

accept

public OwExprValue accept(OwExprUnaryOperator unaryOperator_p)
                   throws OwExprEvaluationException

Description copied from class: OwExprValue

Unary operator visitor acceptance method

Overrides:

accept in class OwExprValue

Parameters:

unaryOperator_p - binary operator visitor

Returns:

the operator visit processed OwExprValue

Throws:

OwExprEvaluationException - if the operation fails for any reason (unsupported operand types , incompatible operands, unimplemented operation or operation failure at evaluation time)

add

public OwExprNumericValue add(OwExprNumericValue numeric_p)

negate

public OwExprNumericValue negate()

Returns:

the arithmetic negation of this numeric value (egg. new OwExprNumericValue(1).negate().equals(new OwExprNumericValue(-1))

sub

public OwExprValue sub(OwExprNumericValue numeric_p)

Parameters:

numeric_p -

Returns:

a new OwExprNumericValue representing this numeric value minus the numeric value of the numeric_p parameter

mul

public OwExprValue mul(OwExprNumericValue numeric_p)

Parameters:

numeric_p -

Returns:

a new OwExprNumericValue representing this numeric multiplied by the numeric value of the numeric_p parameter

div

public OwExprValue div(OwExprNumericValue numeric_p)
                throws ArithmeticException

Parameters:

numeric_p -

Returns:

a new OwExprNumericValue representing this numeric divided by the numeric value of the numeric_p parameter

Throws:

ArithmeticException

reminder

public OwExprValue reminder(OwExprNumericValue numeric_p)
                     throws ArithmeticException

Parameters:

numeric_p -

Returns:

a new OwExprNumericValue representing reminder of the division of this numeric value and the numeric value of the numeric_p parameter

Throws:

ArithmeticException

equals

public boolean equals(Object obj_p)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toInt

public int toInt()

toString

public String toString()

Overrides:

toString in class Object

compareTo

public int compareTo(Object o_p)

Specified by:

compareTo in interface Comparable

toJavaObject

public Object toJavaObject(Class javaSuperType_p)
                    throws OwExprEvaluationException

Description copied from class: OwExprValue

Java class conversion method.

Specified by:

toJavaObject in class OwExprValue

Parameters:

javaSuperType_p -

Returns:

this numeric value as an Integer if javaSuperType_p is different from Double.class and Double.TYPE
this numeric value as a Double otherwise

Throws:

OwExprEvaluationException