root / src / com / rackspacecloud / android / BackupServerActivity.java @ 0edf6b39
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package com.rackspacecloud.android; |
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import java.io.IOException; |
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import java.io.StringReader; |
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import javax.xml.parsers.FactoryConfigurationError; |
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import javax.xml.parsers.ParserConfigurationException; |
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import javax.xml.parsers.SAXParser; |
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import javax.xml.parsers.SAXParserFactory; |
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import org.apache.http.HttpResponse; |
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import org.apache.http.client.ClientProtocolException; |
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import org.apache.http.impl.client.BasicResponseHandler; |
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import org.xml.sax.InputSource; |
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import org.xml.sax.SAXException; |
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import org.xml.sax.XMLReader; |
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import com.rackspace.cloud.servers.api.client.Backup; |
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import com.rackspace.cloud.servers.api.client.CloudServersException; |
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import com.rackspace.cloud.servers.api.client.Server; |
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import com.rackspace.cloud.servers.api.client.ServerManager; |
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import com.rackspace.cloud.servers.api.client.http.HttpBundle; |
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import com.rackspace.cloud.servers.api.client.parsers.CloudServersFaultXMLParser; |
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import android.app.AlertDialog; |
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import android.content.Context; |
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import android.content.DialogInterface; |
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import android.content.Intent; |
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import android.os.AsyncTask; |
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import android.os.Bundle; |
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import android.util.Log; |
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import android.view.View; |
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import android.view.View.OnClickListener; |
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import android.widget.AdapterView; |
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import android.widget.AdapterView.OnItemSelectedListener; |
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import android.widget.ArrayAdapter; |
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import android.widget.Button; |
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import android.widget.CheckBox; |
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import android.widget.Spinner; |
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import android.widget.Toast; |
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public class BackupServerActivity extends GaActivity implements OnItemSelectedListener, OnClickListener { |
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private Server server;
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private Spinner weeklyBackupSpinner;
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private Spinner dailyBackupSpinner;
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private CheckBox enableCheckBox;
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private String selectedWeeklyBackup; |
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private String selectedDailyBackup; |
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/** Called when the activity is first created. */
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@Override
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public void onCreate(Bundle savedInstanceState) { |
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super.onCreate(savedInstanceState);
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server = (Server) this.getIntent().getExtras().get("server"); |
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setContentView(R.layout.viewbackup); |
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setupSpinners(); |
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setupButtons(); |
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setupCheckBox(); |
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} |
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private void setupSpinners(){ |
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weeklyBackupSpinner = (Spinner) findViewById(R.id.weekly_backup_spinner); |
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ArrayAdapter<CharSequence> weeklyAdapter = ArrayAdapter.createFromResource(this, R.array.weeklyBackupValues, android.R.layout.simple_spinner_item); |
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weeklyAdapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item); |
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weeklyBackupSpinner.setAdapter(weeklyAdapter); |
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weeklyBackupSpinner.setOnItemSelectedListener(this);
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dailyBackupSpinner = (Spinner) findViewById(R.id.daily_backup_spinner); |
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ArrayAdapter<CharSequence> dailyAdapter = ArrayAdapter.createFromResource(this, R.array.dailyBackupValues, android.R.layout.simple_spinner_item); |
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dailyAdapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item); |
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dailyBackupSpinner.setAdapter(dailyAdapter); |
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dailyBackupSpinner.setOnItemSelectedListener(this);
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} |
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private void setupButtons() { |
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Button update = (Button) findViewById(R.id.backup_update_button); |
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update.setOnClickListener(this);
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} |
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private void setupCheckBox(){ |
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enableCheckBox = (CheckBox) findViewById(R.id.enable_backup_checkbox); |
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} |
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private void showAlert(String title, String message) { |
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try {
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AlertDialog alert = new AlertDialog.Builder(this).create(); |
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alert.setTitle(title); |
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alert.setMessage(message); |
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alert.setButton("OK", new DialogInterface.OnClickListener() { |
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public void onClick(DialogInterface dialog, int which) { |
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return;
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} }); |
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alert.show(); |
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} catch (Exception e) { |
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e.printStackTrace(); |
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} |
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} |
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public void onClick(View v) { |
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/*
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* server maybe null if another task is
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* currently processing
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*/
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if(server == null){ |
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showAlert("Error", "Server is busy."); |
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} |
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else{
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trackEvent(CATEGORY_SERVER, EVENT_BACKUP, "", -1); |
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new BackupServerTask().execute((Void[]) null); |
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} |
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} |
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public void onItemSelected(AdapterView<?> parent, View view, int pos, long id) { |
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if(parent == weeklyBackupSpinner){
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selectedWeeklyBackup = Backup.getWeeklyValue(pos); |
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} |
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if(parent == dailyBackupSpinner){
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selectedDailyBackup = Backup.getDailyValue(pos); |
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} |
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} |
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public void onNothingSelected(AdapterView<?> parent) { |
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//do nothing
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} |
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private void showToast(String message) { |
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Context context = getApplicationContext();
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int duration = Toast.LENGTH_SHORT;
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Toast toast = Toast.makeText(context, message, duration); |
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toast.show(); |
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} |
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private CloudServersException parseCloudServersException(HttpResponse response) {
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CloudServersException cse = new CloudServersException();
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try {
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BasicResponseHandler responseHandler = new BasicResponseHandler();
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String body = responseHandler.handleResponse(response);
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CloudServersFaultXMLParser parser = new CloudServersFaultXMLParser();
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SAXParser saxParser = SAXParserFactory.newInstance().newSAXParser(); |
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XMLReader xmlReader = saxParser.getXMLReader(); |
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xmlReader.setContentHandler(parser); |
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xmlReader.parse(new InputSource(new StringReader(body))); |
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cse = parser.getException(); |
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} catch (ClientProtocolException e) {
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cse = new CloudServersException();
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cse.setMessage(e.getLocalizedMessage()); |
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} catch (IOException e) { |
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cse = new CloudServersException();
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cse.setMessage(e.getLocalizedMessage()); |
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} catch (ParserConfigurationException e) { |
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cse = new CloudServersException();
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cse.setMessage(e.getLocalizedMessage()); |
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} catch (SAXException e) {
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cse = new CloudServersException();
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cse.setMessage(e.getLocalizedMessage()); |
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} catch (FactoryConfigurationError e) { |
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cse = new CloudServersException();
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cse.setMessage(e.getLocalizedMessage()); |
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} |
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return cse;
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} |
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private void startServerError(String message, HttpBundle bundle){ |
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Intent viewIntent = new Intent(getApplicationContext(), ServerErrorActivity.class);
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viewIntent.putExtra("errorMessage", message);
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viewIntent.putExtra("response", bundle.getResponseText());
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viewIntent.putExtra("request", bundle.getCurlRequest());
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startActivity(viewIntent); |
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} |
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private class BackupServerTask extends AsyncTask<Void, Void, HttpBundle> { |
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private CloudServersException exception;
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@Override
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//let user know their process has started
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protected void onPreExecute(){ |
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showToast("Changing backup schedule process has begun");
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} |
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@Override
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protected HttpBundle doInBackground(Void... arg0) { |
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HttpBundle bundle = null;
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try {
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bundle = (new ServerManager()).backup(server, selectedWeeklyBackup, selectedDailyBackup, enableCheckBox.isChecked(), getApplicationContext());
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} catch (CloudServersException e) {
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exception = e; |
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} |
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return bundle;
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} |
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@Override
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protected void onPostExecute(HttpBundle bundle) { |
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HttpResponse response = bundle.getResponse(); |
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if (response != null) { |
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int statusCode = response.getStatusLine().getStatusCode();
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Log.d("statuscode", Integer.toString(statusCode)); |
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if(statusCode == 204 || statusCode == 202){ |
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showToast("The server's backup schedule has been change.");
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finish(); |
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} |
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else if (statusCode != 204 && statusCode != 202) { |
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CloudServersException cse = parseCloudServersException(response); |
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if ("".equals(cse.getMessage())) { |
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startServerError("There was a problem changing the backup schedule.", bundle);
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} else {
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Log.d("info", "here"); |
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startServerError("There was a problem changing the backup schedule: " + cse.getMessage() + " " + statusCode, bundle); |
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} |
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} |
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} else if (exception != null) { |
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startServerError("There was a problem changing the backup schedule: " + exception.getMessage(), bundle);
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} |
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} |
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} |
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} |