Package me.datafox.dfxengine.values.operation

Class MappingOperationChain.SpecialNumeral

java.lang.Object
me.datafox.dfxengine.values.operation.MappingOperationChain.SpecialNumeral
All Implemented Interfaces:
Comparable<Numeral>, Numeral
Enclosing class:
MappingOperationChain
public static class MappingOperationChain.SpecialNumeral extends Object implements Numeral
A special MappingOperationChain-specific extension of Numeral that is used to refer to the source numeral and the result numerals of Operations.

  • Constructor Details

    • SpecialNumeral

      public SpecialNumeral(int id)
      Parameters:
      id - index of the Operation whose result is being referred to, or -1 if referring to the source Numeral instead

  • Method Details

    • getId

      public int getId()
      Returns:
      index of the Operation whose result is being referred to, or -1 if referring to the source Numeral instead

    • getNumber

      public Number getNumber()
      This implementation always returns the Integer 0.
      Specified by:
      getNumber in interface Numeral
      Returns:
      Number backing this numeral

    • getType

      public NumeralType getType()
      This implementation always returns NumeralType.INT.
      Specified by:
      getType in interface Numeral
      Returns:
      backing Number's type

    • canConvert

      public boolean canConvert(NumeralType type)
      This implementation always returns false.
      Specified by:
      canConvert in interface Numeral
      Parameters:
      type - ignored parameter
      Returns:
      false

    • convert

      public Numeral convert(NumeralType type)
      This implementation always returns itself.
      Specified by:
      convert in interface Numeral
      Parameters:
      type - ignored parameter
      Returns:
      this numeral

    • convertIfAllowed

      public Numeral convertIfAllowed(NumeralType type)
      This implementation always returns itself.
      Specified by:
      convertIfAllowed in interface Numeral
      Parameters:
      type - ignored parameter
      Returns:
      this numeral

    • toInteger

      public Numeral toInteger()
      This implementation always returns itself.
      Specified by:
      toInteger in interface Numeral
      Returns:
      this numeral

    • toDecimal

      public Numeral toDecimal()
      This implementation always returns itself.
      Specified by:
      toDecimal in interface Numeral
      Returns:
      this numeral

    • toSmallestType

      public Numeral toSmallestType()
      This implementation always returns itself.
      Specified by:
      toSmallestType in interface Numeral
      Returns:
      this numeral

    • intValue

      public int intValue()
      This implementation always returns 0.
      Specified by:
      intValue in interface Numeral
      Returns:
      the value of this numeral as an int

    • longValue

      public long longValue()
      This implementation always returns 0L.
      Specified by:
      longValue in interface Numeral
      Returns:
      the value of this numeral as a long

    • bigIntValue

      public BigInteger bigIntValue()
      This implementation always returns BigInteger.ZERO.
      Specified by:
      bigIntValue in interface Numeral
      Returns:
      the value of this numeral as a BigInteger

    • floatValue

      public float floatValue()
      This implementation always returns 0f.
      Specified by:
      floatValue in interface Numeral
      Returns:
      the value of this numeral as a float

    • doubleValue

      public double doubleValue()
      This implementation always returns 0d.
      Specified by:
      doubleValue in interface Numeral
      Returns:
      the value of this numeral as a double

    • bigDecValue

      public BigDecimal bigDecValue()
      This implementation always returns BigDecimal.ZERO.
      Specified by:
      bigDecValue in interface Numeral
      Returns:
      the value of this numeral as a BigDecimal

    • compareTo

      public int compareTo(Numeral other)
      Compares this numeral with the specified numeral for order. If the other numeral is also a SpecialNumeral, they are compared with Integer.compare(int, int) using getId(). Otherwise, 1 is returned.
      Specified by:
      compareTo in interface Comparable<Numeral>
      Parameters:
      other - numeral to be compared
      Returns:
      a negative integer, zero, or a positive integer as this numeral is less than, equal to, or greater than the specified numeral

    • toString

      public String toString()
      Overrides:
      toString in class Object
      Returns:
      String representation of this numeral ("Source Value" for id -1, "Operation [id] Result" otherwise)