public static void main(String[] args) {
try {
// define time domain "once every fourth year"
TimeDomainDefinition year4def =
new TimeDomainDefinition(
"year4", Resolution.YEAR, 0L, new Cycle(true, false, false, false));
TimeDomain year4 = TimeDomainManager.getFactory().get(year4def, true);
// define "missing value" for String (else, the default is null)
String missingValue = "(missing)";
TimeSeriesFactory.getInstance().define(String.class, missingValue);
TimeAddressable<String> olympics = TimeSeriesFactory.make(year4, String.class);
olympics.put(
year4.time("1896"),
new String[] {"Athens", "Paris", "Saint-Louis", "London", "Stockholm"});
olympics.put(
year4.time("1920"),
new String[] {"Antwerp", "Paris", "Amsterdam", "Los Angeles", "Berlin"});
for (Observation<String> oly : olympics) {
System.out.println(oly.toString());
}
} catch (Exception e) {
System.err.println("Oops...\n" + e.getMessage());
}
}
private Class<? extends RegularTimePeriod> findTimeClass(TimeDomain timeDomain)
throws KeyedException {
Class<? extends RegularTimePeriod> jfcTimeClass = null;
// determine JFreeChart type of time from the time domain
switch (timeDomain.getResolution()) {
case YEAR:
jfcTimeClass = org.jfree.data.time.Year.class;
break;
case MONTH:
jfcTimeClass = org.jfree.data.time.Month.class;
break;
case DAY:
jfcTimeClass = org.jfree.data.time.Day.class;
break;
case HOUR:
jfcTimeClass = org.jfree.data.time.Hour.class;
break;
case MIN:
jfcTimeClass = org.jfree.data.time.Minute.class;
break;
case SEC:
jfcTimeClass = org.jfree.data.time.Second.class;
break;
case MSEC:
jfcTimeClass = org.jfree.data.time.Millisecond.class;
break;
case USEC:
throw K.JFC_USEC_ERR.exception();
default:
throw new RuntimeException("bug: " + timeDomain.getResolution());
}
return jfcTimeClass;
}
@Override
public String toString(TimeDomain value) {
return value == null ? null : value.getLabel();
}