@Override
protected void onPause() {
super.onPause();
// Clear transfer listeners to prevent memory leak, or
// else this activity won't be garbage collected.
if (observers != null && !observers.isEmpty()) {
for (TransferObserver observer : observers) {
observer.cleanTransferListener();
}
}
}
public TransferObserver processS3Service() {
AmazonS3 s3 = new AmazonS3Client(new BasicAWSCredentials("123", "456"));
TransferUtility transferManager = new TransferUtility(s3, context);
// Starts a download
String name = file.getName();
final TransferObserver observer = transferManager.upload("testmaoninguo", this.hashId, file);
observer.setTransferListener(
new TransferListener() {
@Override
public void onStateChanged(int id, TransferState state) {
Log.d("State:", "Id: " + hashId + ", " + "state: " + state.toString());
String s3Location = "https://s3.amazonaws.com/testmaoninguo/" + hashId;
if (state == TransferState.COMPLETED) {
MessageDTO messagedto =
new MessageDTO(questionSetting.getMessageDTO().getTextMsg(), s3Location);
questionSetting.setMessageDTO(messagedto);
// MessageDTO messageDTO = new MessageDTO("testText", s3Location);
// Question question = new Question("math", "testPerson", messageDTO);
HttpService post =
new HttpService(
"https://easyace-api-staging.herokuapp.com/questions",
"POST",
questionSetting);
post.start();
}
}
@Override
public void onProgressChanged(int id, long bytesCurrent, long bytesTotal) {
int percentage = (int) (bytesCurrent / bytesTotal * 100);
Log.d("Id: ", +id + ", " + "percentage: " + percentage);
// Display percentage transfered to user
}
@Override
public void onError(int id, Exception ex) {
Log.d("hehe", "error: ", ex);
}
});
return observer;
}
/** Gets all relevant transfers from the Transfer Service for populating the UI */
private void initData() {
transferRecordMaps.clear();
// Use TransferUtility to get all upload transfers.
observers = transferUtility.getTransfersWithType(TransferType.UPLOAD);
TransferListener listener = new UploadListener();
for (TransferObserver observer : observers) {
// For each transfer we will will create an entry in
// transferRecordMaps which will display
// as a single row in the UI
HashMap<String, Object> map = new HashMap<String, Object>();
Util.fillMap(map, observer, false);
transferRecordMaps.add(map);
// Sets listeners to in progress transfers
if (TransferState.WAITING.equals(observer.getState())
|| TransferState.WAITING_FOR_NETWORK.equals(observer.getState())
|| TransferState.IN_PROGRESS.equals(observer.getState())) {
observer.setTransferListener(listener);
}
}
simpleAdapter.notifyDataSetChanged();
}
/*
* Fills in the map with information in the observer so that it can be used
* with a SimpleAdapter to populate the UI
*/
public static void fillMap(
Map<String, Object> map, TransferObserver observer, boolean isChecked) {
int progress = (int) ((double) observer.getBytesTransferred() * 100 / observer.getBytesTotal());
map.put("id", observer.getId());
map.put("checked", isChecked);
map.put("fileName", observer.getAbsoluteFilePath());
map.put("progress", progress);
map.put(
"bytes",
getBytesString(observer.getBytesTransferred())
+ "/"
+ getBytesString(observer.getBytesTotal()));
map.put("state", observer.getState());
map.put("percentage", progress + "%");
}