Returns the relative index value to an element of the {@link
java.text.DateFormatSymbols#getZoneStrings() DateFormatSymbols.getZoneStrings()}
value, 0 for long names and 1 for short names (abbreviations). Note that these values
do !(em)not</em> correspond to the {@link java.util.TimeZone#LONG} and {@link
java.util.TimeZone#SHORT} values.
@return the relative index value to time zone names array
Returns the relative index value to an element of the {@link java.text.DateFormatSymbols#getZoneStrings() DateFormatSymbols.getZoneStrings()} value, 0 for long names and 1 for short names (abbreviations). Note that these values do !(em)not</em> correspond to the {@link java.util.TimeZone#LONG} and {@link java.util.TimeZone#SHORT} values.
@return the relative index value to time zone names array