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java.lang.Object data.NumberValue
public abstract class NumberValue
Values that operate on numbers
.
All the operations are implemented as you would expect, the implementation is given in concrete subclasses.
Constructor Summary | |
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NumberValue(Number nbValue)
Create a new NumberValue. |
Method Summary | |
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abstract Object |
clone()
Clone this value. |
Number |
getValue()
Get the actual value of the object. |
boolean |
isAddZero()
Check whether this is the zero element with respect to addition. |
boolean |
isGreaterZero()
|
boolean |
isLessZero()
|
boolean |
isMulOne()
Check whether this is the one element with respect to multiplication. |
boolean |
isMulZero()
Check whether this is the zero element with respect to multiplication. |
void |
setValue(Number nbValue)
Set the actual value of the object. |
String |
toString()
Return a String representation of the object. |
Methods inherited from class java.lang.Object |
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equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Methods inherited from interface data.Value |
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add, addAccumulating, divide, divideAccumulating, multiply, multiply, multiply, multiply, multiply, multiplyAccumulating, multiplyAccumulating, multiplyAccumulating, multiplyAccumulating, multiplyAccumulating, subtract, subtractAccumulating |
Methods inherited from interface java.lang.Comparable |
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compareTo |
Constructor Detail |
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public NumberValue(Number nbValue)
nbValue
- the actual initial value.Method Detail |
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public void setValue(Number nbValue)
nbValue
- the new actual value.public Number getValue()
public boolean isAddZero()
Value
isAddZero
in interface Value
v
:
(v.getClass() == this.getClass()) -> ((v.add (this).equals (v)) && (this.add (v).equals (v)))
.(getValue().longValue() == 0)
public boolean isGreaterZero()
(getValue().longValue() > 0)
public boolean isLessZero()
(getValue().longValue() <= 0)
public boolean isMulZero()
Value
isMulZero
in interface Value
v
:
(v.getClass() == this.getClass()) -> ((v.multiply (this).equals (this)) && (this.multiply (v).equals (this)))
.isAddZero()
public boolean isMulOne()
Value
isMulOne
in interface Value
v
:
(v.getClass() == this.getClass()) -> ((v.multiply (this).equals (v)) && (this.multiply (v).equals (v)))
.(getValue().longValue() == 1)
public abstract Object clone()
Value
clone
in interface Value
clone
in class Object
public String toString()
String
representation of the object.
toString
in class Object
getValue().toString()
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