/**
* this method checks if the service can precache media files based on the user preference and the
* type of network connection currently held
*
* @param type
* @return
*/
private boolean canDownload(int precacheOptionIndex) {
boolean ok = false;
if (precacheOptionIndex > -1 && ConstantUtil.PRECACHE_WIFI_ONLY_IDX == precacheOptionIndex) {
ok = StatusUtil.hasDataConnection(this, true);
} else {
ok = StatusUtil.hasDataConnection(this, false);
}
return ok;
}
/**
* invokes a service call to get the header information for a single survey
*
* @param serverBase
* @param surveyId
* @return
*/
private ArrayList<Survey> getSurveyHeader(String serverBase, String surveyId, String deviceId) {
String response = null;
ArrayList<Survey> surveys = new ArrayList<Survey>();
try {
response =
HttpUtil.httpGet(
serverBase
+ SURVEY_HEADER_SERVICE_PATH
+ surveyId
+ "&devicePhoneNumber="
+ StatusUtil.getPhoneNumber(this)
+ (deviceId != null
? (DEV_ID_PARAM + URLEncoder.encode(deviceId, "UTF-8"))
: ""));
if (response != null) {
StringTokenizer strTok = new StringTokenizer(response, "\n");
while (strTok.hasMoreTokens()) {
String currentLine = strTok.nextToken();
String[] touple = currentLine.split(",");
if (touple.length < 4) {
Log.e(TAG, "Survey list response is in an unrecognized format");
} else {
Survey temp = new Survey();
temp.setId(touple[0]);
temp.setName(touple[1]);
temp.setLanguage(touple[2]);
temp.setVersion(Double.parseDouble(touple[3]));
temp.setType(ConstantUtil.FILE_SURVEY_LOCATION_TYPE);
surveys.add(temp);
}
}
}
} catch (HttpException e) {
Log.e(TAG, "Server returned an unexpected response", e);
PersistentUncaughtExceptionHandler.recordException(e);
} catch (Exception e) {
Log.e(TAG, "Could not get survey headers", e);
PersistentUncaughtExceptionHandler.recordException(e);
}
return surveys;
}
/**
* this method checks if the service can perform the requested operation. If there is no
* connectivity, this will return false, otherwise it will return true
*
* @param type
* @return
*/
private boolean isAbleToRun() {
return StatusUtil.hasDataConnection(this, false);
}