Package com.singularsys.jep.functions
Class Abs
- java.lang.Object
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- com.singularsys.jep.functions.PostfixMathCommand
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- com.singularsys.jep.functions.UnaryFunction
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- com.singularsys.jep.functions.Abs
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- All Implemented Interfaces:
PostfixMathCommandI
,RealUnaryFunction
,java.io.Serializable
- Direct Known Subclasses:
BigDecAbs
public class Abs extends UnaryFunction implements RealUnaryFunction
Absolute value function. For Numbers it returns the absolute value of same type, so a Double will return a Double, Integer will return an Integer. ForComplex
it returns the modulus.- Author:
- Richard Morris
- See Also:
- Serialized Form
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Field Summary
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Fields inherited from class com.singularsys.jep.functions.PostfixMathCommand
curNumberOfParameters, name, NaN, numberOfParameters
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Constructor Summary
Constructors Constructor Description Abs()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description java.lang.Object
abs(java.lang.Object param)
java.lang.Object
eval(java.lang.Object arg)
double
evaluate(double val)
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Methods inherited from class com.singularsys.jep.functions.UnaryFunction
instanceOf, instanceOf, run
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Methods inherited from class com.singularsys.jep.functions.PostfixMathCommand
asArray, asBool, asDouble, asInt, asLong, asStrictInt, asString, checkNumberOfParameters, getName, getNumberOfParameters, setCurNumberOfParameters, setName, toString, toString
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Method Detail
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eval
public java.lang.Object eval(java.lang.Object arg) throws EvaluationException
- Specified by:
eval
in classUnaryFunction
- Throws:
EvaluationException
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abs
public java.lang.Object abs(java.lang.Object param) throws EvaluationException
- Throws:
EvaluationException
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evaluate
public double evaluate(double val)
- Specified by:
evaluate
in interfaceRealUnaryFunction
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