PrologNumeric

java.lang.Object

com.igormaznitsa.prologparser.terms.PrologTerm

com.igormaznitsa.prologparser.terms.PrologNumeric

All Implemented Interfaces:: Serializable, Comparable<PrologTerm>

Direct Known Subclasses:: PrologFloat, PrologInt

public abstract class PrologNumeric extends PrologTerm

Base class for all numeric terms.

See Also:

Field Summary

Fields

Modifier and Type

Field

Description

private static final long

serialVersionUID

Fields inherited from class com.igormaznitsa.prologparser.terms.PrologTerm
quotation, text
Constructor Summary

Constructors

Constructor

Description

PrologNumeric()

PrologNumeric(int line, int pos)
Method Summary

Modifier and Type

Method

Description

abstract Number

getNumber()

Get numeric representation of the saved number.

String

getText()

Get the term text.

final TermType

getType()

Get term type.

abstract boolean

isNegative()

Check that the number is negative one

abstract PrologNumeric

makeNeg()

Make negative representation of the numeric term

Methods inherited from class com.igormaznitsa.prologparser.terms.PrologTerm
assertNonEmptyString, compareTo, findQuotation, flatComma, getArity, getFunctor, getLine, getPos, getPrecedence, getQuotation, isAnyBlock, isBlock, isCurlyBlock, setLine, setPos, stream, toString

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Details
- serialVersionUID
  
  private static final long serialVersionUID
  See Also:
  
  Constant Field Values
Constructor Details
- PrologNumeric
  
  public PrologNumeric()
- PrologNumeric
  
  public PrologNumeric(int line, int pos)
Method Details
- getNumber
  
  public abstract Number getNumber()
  
  Get numeric representation of the saved number.
  
  Returns:
  
  the saved number
- getType
  
  public final TermType getType()
  
  Description copied from class: PrologTerm
  
  Get term type.
  
  Specified by:
  
  getType in class PrologTerm
  
  Returns:
  
  term type, must not be null
- getText
  
  public String getText()
  
  Description copied from class: PrologTerm
  
  Get the term text.
  
  Overrides:
  
  getText in class PrologTerm
  
  Returns:
  
  the term text, must not be null
- isNegative
  
  public abstract boolean isNegative()
  
  Check that the number is negative one
  
  Returns:
  
  true if the number is negative one, false otherwise
- makeNeg
  
  public abstract PrologNumeric makeNeg()
  
  Make negative representation of the numeric term
  
  Returns:
  
  the negative variant of the numeric