christian-fr
commented
2 years ago
/** [REVIEW][TODO]
* calls countEpisodesRatioHelper {@link #countEpisodesRatioHelper(com.google.gson.JsonArray,String,String)}; returns a float value representing the portion of a given time period that is filled with episode data (calculated on the level of days)
* @param data input JSON object with episodes
* @param rangeStart start date of the time period that is being considered
* @param rangeStop end date of the time period that is being considered
* @return ratio float value (range 0 to 1), returns 0 if data is empty or no rangeStart or rangeStop is given
* @throws ParseException
*/
public synchronized final float countEpisodesRatio(final JsonArray data,final String rangeStart, final String rangeStop) throws ParseException {
System.out.println("data : "+data);
System.out.println("rangeStart : "+rangeStart);
System.out.println("rangeStop : "+rangeStop);
if (data == null)
return 0;
if (data.size() == 0)
return 0;
if (rangeStart == null)
return 0;
if (rangeStop == null)
return 0;
final SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSS'Z'");
Date rangeStartDate = null;
Date rangeEndDate = null;
if (rangeStart != null)
rangeStartDate = format.parse(rangeStart);
if (rangeStop != null)
rangeEndDate = format.parse(rangeStop);
return this.countEpisodesRatioHelper(data,rangeStartDate,rangeEndDate);
}
/** [REVIEW][TODO]
* helper function, returns a float value representing the portion of a given time period that is filled with episode data (calculated on the level of days)
* @param data input JSON object with episodes
* @param rangeStart start date of the time period that is being considered
* @param rangeStop end date of the time period that is being considered
* @return ratio float value (range 0 to 1), returns 0 if data is empty or no rangeStart or rangeStop is given
* @throws ParseException
*/
private synchronized final float countEpisodesRatioHelper(final JsonArray data,final Date rangeStart, final Date rangeStop) throws ParseException {
if (data == null)
return 0;
if (data.size() == 0)
return 0;
if (rangeStart == null)
return 0;
if (rangeStop == null)
return 0;
final Set<Date> hasEpisodes = new HashSet<Date>();
final Set<Date> allDaysInCalendar = new HashSet<Date>();
final SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSS'Z'");
final Iterator<JsonElement> it = data.iterator();
while (it.hasNext()) {
final JsonElement tmp = it.next();
if (!tmp.isJsonObject())
continue;
if (tmp.isJsonNull())
continue;
final JsonObject json = (JsonObject) tmp;
if (!json.has("startDate"))
continue;
if (!json.has("endDate"))
continue;
if (json.get("startDate").isJsonNull())
continue;
if (json.get("endDate").isJsonNull())
continue;
String startDateStr = json.get("startDate").getAsString();
startDateStr = startDateStr.substring(0, startDateStr.indexOf('T')) + "T01:00:00.000Z";
final Date currentStartDate = format.parse(startDateStr);
String endDateStr = json.get("endDate").getAsString();
endDateStr = endDateStr.substring(0, endDateStr.indexOf('T')) + "T01:00:00.000Z";
final Date currentEndDate = format.parse(endDateStr);
final Calendar episodeStartCal = Calendar.getInstance();
episodeStartCal.setTime(currentStartDate);
final Calendar episodeStopCal = Calendar.getInstance();
episodeStopCal.setTime(currentEndDate);
for (Calendar lft = episodeStartCal; (lft.before(episodeStopCal) || lft.equals(episodeStopCal)); lft.add(Calendar.DAY_OF_YEAR, 1)) {
final Date xx = lft.getTime();
if (!hasEpisodes.contains(xx)) {
hasEpisodes.add(xx);
}
}
}
final Calendar startCal = Calendar.getInstance();
startCal.setTime(rangeStart);
startCal.set(Calendar.HOUR_OF_DAY, 1);
final Calendar endCal = Calendar.getInstance();
endCal.setTime(rangeStop);
endCal.set(Calendar.HOUR_OF_DAY, 1);
for (Calendar lft = startCal; (lft.before(endCal) || lft.equals(endCal)); lft.add(Calendar.DAY_OF_YEAR, 1)) {
final Date xx = lft.getTime();
allDaysInCalendar.add(xx);
}
// System.out.println(hasEpisodes.size());
// System.out.println(allDaysInCalendar.size());
final float ratio = (float) hasEpisodes.size() / allDaysInCalendar.size();
// System.out.println((float) hasEpisodes.size() / allDaysInCalendar.size());
return ratio;
}
/** [REVIEW][TODO]
* calls countEpisodesRatioHelper {@link #countEpisodesRatioHelper(com.google.gson.JsonArray,String,String)}; returns a float value representing the portion of a given time period that is filled with episode data (calculated on the level of days)
* @param data input JSON object with episodes
* @return ratio float value (range 0 to 1), returns 0 if data is empty or no rangeStart or rangeStop is given
* @throws ParseException
*/
public synchronized final float countEpisodesRatio(final JsonArray data) throws ParseException {
if (data == null)
return 0;
if (data.size() == 0)
return 0;
final SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSS'Z'");
Date minStartDate = null;
Date maxEndDate = null;
final Iterator<JsonElement> it = data.iterator();
while (it.hasNext()) {
final JsonElement tmp = it.next();
if (!tmp.isJsonObject())
continue;
if (tmp.isJsonNull())
continue;
final JsonObject json = (JsonObject) tmp;
if (!json.has("startDate"))
continue;
if (!json.has("endDate"))
continue;
String startDateStr = json.get("startDate").getAsString();
startDateStr = startDateStr.substring(0, startDateStr.indexOf('T')) + "T00:00:00.000Z";
final Date currentStartDate = format.parse(startDateStr);
if (minStartDate == null)
minStartDate = currentStartDate;
else if (currentStartDate.before(minStartDate))
minStartDate = currentStartDate;
String endDateStr = json.get("endDate").getAsString();
endDateStr = endDateStr.substring(0, endDateStr.indexOf('T')) + "T00:00:00.000Z";
final Date currentEndDate = format.parse(endDateStr);
if (maxEndDate == null)
maxEndDate = currentEndDate;
else if (currentEndDate.after(maxEndDate))
maxEndDate = currentEndDate;
}
return this.countEpisodesRatioHelper(data,minStartDate,maxEndDate);
}
As a researcher I want to identify satisfizing behavior meaning to check if at least the half of all months of the calendar are filled with episodes.