checks if the specified field is supported . this checks if this era can be queried for the specified field . if false , then calling the #range temporalfield range and #get temporalfield get methods will throw an exception . if the field is a chronofield then the query is implemented here.the era field returns true.all other chronofield instances will return false . if the field is not a chronofield , then the result of this method is obtained by invoking temporalfield.issupportedby temporalaccessor passing this as the argument.whether the field is supported is determined by the field . concode_field_sep PlaceHolder placeHolder concode_field_sep long getLong concode_elem_sep int getValue concode_elem_sep String getDisplayName concode_elem_sep int get concode_elem_sep R query concode_elem_sep Temporal adjustInto concode_elem_sep ValueRange range
boolean function ( TemporalField arg0 ) { if ( arg0 instanceof ChronoField ) { return arg0 == ERA ; } return arg0 != null && arg0 . isSupportedBy ( this ) ; }