public String readFromFile() {
String ret = "";
try {
InputStream inputStream = context.openFileInput("locations.json");
if (inputStream != null) {
InputStreamReader inputStreamReader = new InputStreamReader(inputStream);
BufferedReader bufferedReader = new BufferedReader(inputStreamReader);
String receiveString = "";
StringBuilder stringBuilder = new StringBuilder();
while ((receiveString = bufferedReader.readLine()) != null) {
stringBuilder.append(receiveString);
}
inputStream.close();
ret = stringBuilder.toString();
}
} catch (FileNotFoundException ex) {
Log.e("login activity", "File not found: " + ex.toString());
} catch (IOException ex) {
Log.e("login activity", "Can not read file: " + ex.toString());
}
return ret;
}
// TODO Make the call to save and load s.t. it cannot enter both at the same time
private synchronized void saveTamagotchiFromFile() {
FileOutputStream fos = null;
try {
available.acquire();
this.deleteFile(fileName);
// TODO How to make sure that we are done deleting the file? (in a better way)
// TODO Make sure that only one thread is saving a time
boolean found = true;
while (found) {
String[] fs = this.fileList();
boolean k = false;
for (int i = 0; i < fs.length; i++) {
if (fs[i].equals(fileName)) k = true;
}
found = k;
}
fos = this.openFileOutput(fileName, Context.MODE_PRIVATE);
ObjectOutputStream os = new ObjectOutputStream(fos);
os.writeObject(tama);
os.flush();
os.close();
fos.close();
Log.d(TAMAGOTCHI, "Done saving tama");
} catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
} catch (InterruptedException e) {
e.printStackTrace();
} finally {
available.release();
}
}
// TODO Der kommer en EOF exception når der forsøges at readObject.
// TODO Brug sharedpref til at gemme og læse tamagotchi.
private synchronized void loadTamagotchiFromFile() {
FileInputStream fis = null;
try {
available.acquire();
Log.d(TAMAGOTCHI, "Loading the tamagotchi from: " + fileName);
fis = this.openFileInput(fileName);
ObjectInputStream is = new ObjectInputStream(fis);
// is.reset();
// TODO Bug when reading a tama from filesystem
// Steps to reproduce: Kill with the app context menu thingie, start app again.
tama = (Tamagotchi) is.readObject();
if (tama == null) return;
is.close();
fis.close();
initializePlayingfield();
Log.d(TAMAGOTCHI, "Done loading the tama");
} catch (FileNotFoundException e) {
e.printStackTrace();
} catch (ClassNotFoundException e) {
e.printStackTrace();
} catch (OptionalDataException e) {
e.printStackTrace();
} catch (StreamCorruptedException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
} catch (InterruptedException e) {
e.printStackTrace();
} finally {
available.release();
}
}
public synchronized void writeProgress(int current_file, int total_files) {
try {
DataOutputStream out =
new DataOutputStream(new BufferedOutputStream(new FileOutputStream(resume_file, false)));
out.writeInt(current_file);
out.writeInt(total_files);
out.flush();
out.close();
} catch (FileNotFoundException e) {
e.printStackTrace();
Log.e(TAG, "writeProgress resume.txt not found.");
} catch (IOException ex) {
Log.e(TAG, "Unable to create resume.txt.");
}
}