public int CompareTo(IInstrument other)
{
if (other == null)
{
return(1);
}
Piano otherFlute = (Piano)other;
return(InstrumentName.CompareTo(otherFlute.InstrumentName) +
InstrumentGroup.CompareTo(otherFlute.InstrumentGroup) +
InstrumentValue.CompareTo(otherFlute.InstrumentValue) +
IsAntiquity.CompareTo(otherFlute.IsAntiquity) +
PianoBrand.CompareTo(otherFlute.PianoBrand) +
PianoType.CompareTo(otherFlute.PianoType));
}
public int CompareTo(IInstrument other)
{
if (other == null)
{
return(1);
}
Guitar otherFlute = (Guitar)other;
return(InstrumentName.CompareTo(otherFlute.InstrumentName) +
InstrumentGroup.CompareTo(otherFlute.InstrumentGroup) +
InstrumentValue.CompareTo(otherFlute.InstrumentValue) +
IsAntiquity.CompareTo(otherFlute.IsAntiquity) +
GuitarBrand.CompareTo(otherFlute.GuitarBrand) +
GuitarType.CompareTo(otherFlute.GuitarType));
}
public int CompareTo(IInstrument other)
{
if (other == null)
{
return(1);
}
Flute otherFlute = (Flute)other;
return(InstrumentName.CompareTo(otherFlute.InstrumentName) +
InstrumentGroup.CompareTo(otherFlute.InstrumentGroup) +
InstrumentValue.CompareTo(otherFlute.InstrumentValue) +
IsAntiquity.CompareTo(otherFlute.IsAntiquity) +
FluteBrand.CompareTo(otherFlute.FluteBrand) +
Material.CompareTo(otherFlute.Material) +
FluteType.CompareTo(otherFlute.FluteType));
}