private void readDates(String[] components) throws ReportReaderException {
String dateRange = components[1].substring(" date: ".length());
String[] dates = dateRange.split("-");
if (dates.length != 2) throw new ReportReaderException("Could not read header.");
report.startDate = DateHelper.toDate(dates[0]);
report.endDate = DateHelper.toDate(dates[1]);
}
// # App: no.sveinub.autorecorder, date: 20120512-20120612
private void readHeader(String header) throws ReportReaderException {
if (report.hasHeader())
throw new ReportReaderException("Header values already read, won't do it again!");
String[] components = header.split(",");
if (components.length != 2) throw new ReportReaderException("Could not read header: " + header);
readPackageName(components);
readDates(components);
}
private Report read() throws ReportReaderException {
try {
BufferedReader reader = new BufferedReader(new FileReader(file));
String line = null;
while ((line = reader.readLine()) != null) {
readLine(line);
}
reader.close();
} catch (Exception e) {
throw new ReportReaderException(e);
}
if (!report.hasValues()) throw new ReportReaderException("Report not read properly.");
return report;
}
/*
* 0 date 20120612
* 1 country unknown
* 2 daily_device_installs 0
* 3 daily_device_uninstalls 0
* 4 daily_device_upgrades 0
* 5 active_user_installs 0
* 6 total_user_installs 663
* 7 daily_user_installs 0
* 8 daily_user_uninstalls 0
*/
private void readReportLine(String line) throws ReportReaderException {
String[] components = line.split(",");
if (components.length != NUMBER_OF_SUPPORTED_COLUMNS) {
ReportLine reportLine =
ReportLine.builder()
.date(components[0])
.country(components[1])
.dailyDeviceInstalls(components[2])
.dailyDeviceUninstalls(components[3])
.dailyDeviceUpgrades(components[4])
.activeUserInstalls(components[5])
.totalUserInstalls(components[6])
.dailyUserInstalls(components[7])
.dailyUserUninstalls(components[7])
.build();
report.addLine(reportLine);
} else
throw new ReportReaderException("Could not read: " + line + " unknown number of columns.");
}
private void readPackageName(String[] components) {
String packageName = components[0].substring(LINE_HEADER_PREFIX.length());
report.packageName = packageName;
}