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Code Issues Releases Wiki Activity

Merge pull request #562 from artbristol/art/tidy-check-settings-async-task 

Refactor to make code more readable
This commit is contained in:
cketti 2015-03-06 23:52:22 +01:00
parent 46bac187d5 d0fa82269f
commit 2f832e5fa4
1 changed files with 76 additions and 46 deletions
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122
k9mail/src/main/java/com/fsck/k9/activity/setup/AccountSetupCheckSettings.java
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@ -24,6 +24,7 @@ import com.fsck.k9.fragment.ConfirmationDialogFragment;
import com.fsck.k9.fragment.ConfirmationDialogFragment.ConfirmationDialogFragmentListener;
import com.fsck.k9.mail.AuthenticationFailedException;
import com.fsck.k9.mail.CertificateValidationException;
import com.fsck.k9.mail.MessagingException;
import com.fsck.k9.mail.Store;
import com.fsck.k9.mail.Transport;
import com.fsck.k9.mail.store.webdav.WebDavStore;
@ -391,10 +392,14 @@ public class AccountSetupCheckSettings extends K9Activity implements OnClickList
}
}
class CheckAccountTask extends AsyncTask<CheckDirection, Integer, Void> {
/**
* FIXME: Don't use an AsyncTask to perform network operations.
* See also discussion in https://github.com/k9mail/k-9/pull/560
*/
private class CheckAccountTask extends AsyncTask<CheckDirection, Integer, Void> {
private final Account account;
CheckAccountTask(Account account) {
private CheckAccountTask(Account account) {
this.account = account;
}
@ -402,58 +407,26 @@ public class AccountSetupCheckSettings extends K9Activity implements OnClickList
protected Void doInBackground(CheckDirection... params) {
final CheckDirection direction = params[0];
try {
if (mDestroyed) {
/*
* This task could be interrupted at any point, but network operations can block,
* so relying on InterruptedException is not enough. Instead, check after
* each potentially long-running operation.
*/
if (cancelled()) {
return null;
}
if (mCanceled) {
finish();
return null;
}
final MessagingController ctrl = MessagingController.getInstance(getApplication());
ctrl.clearCertificateErrorNotifications(AccountSetupCheckSettings.this,
account, direction);
if (direction == CheckDirection.INCOMING) {
Store store = account.getRemoteStore();
if (store instanceof WebDavStore) {
publishProgress(R.string.account_setup_check_settings_authenticate);
} else {
publishProgress(R.string.account_setup_check_settings_check_incoming_msg);
}
store.checkSettings();
clearCertificateErrorNotifications(direction);
if (store instanceof WebDavStore) {
publishProgress(R.string.account_setup_check_settings_fetch);
}
MessagingController.getInstance(getApplication()).listFoldersSynchronous(account, true, null);
MessagingController.getInstance(getApplication())
.synchronizeMailbox(account, account.getInboxFolderName(), null, null);
}
if (mDestroyed) {
return null;
}
if (mCanceled) {
finish();
return null;
}
if (direction == CheckDirection.OUTGOING) {
if (!(account.getRemoteStore() instanceof WebDavStore)) {
publishProgress(R.string.account_setup_check_settings_check_outgoing_msg);
}
Transport transport = Transport.getInstance(K9.app, account);
transport.close();
transport.open();
transport.close();
}
if (mDestroyed) {
return null;
}
if (mCanceled) {
finish();
checkServerSettings(direction);
if (cancelled()) {
return null;
}
setResult(RESULT_OK);
finish();
} catch (AuthenticationFailedException afe) {
Log.e(K9.LOG_TAG, "Error while testing settings", afe);
showErrorDialog(
@ -470,6 +443,63 @@ public class AccountSetupCheckSettings extends K9Activity implements OnClickList
return null;
}
private void clearCertificateErrorNotifications(CheckDirection direction) {
final MessagingController ctrl = MessagingController.getInstance(getApplication());
ctrl.clearCertificateErrorNotifications(AccountSetupCheckSettings.this,
account, direction);
}
private boolean cancelled() {
if (mDestroyed) {
return true;
}
if (mCanceled) {
finish();
return true;
}
return false;
}
private void checkServerSettings(CheckDirection direction) throws MessagingException {
switch (direction) {
case INCOMING: {
checkIncoming();
break;
}
case OUTGOING: {
checkOutgoing();
break;
}
}
}
private void checkOutgoing() throws MessagingException {
if (!(account.getRemoteStore() instanceof WebDavStore)) {
publishProgress(R.string.account_setup_check_settings_check_outgoing_msg);
}
Transport transport = Transport.getInstance(K9.app, account);
transport.close();
transport.open();
transport.close();
}
private void checkIncoming() throws MessagingException {
Store store = account.getRemoteStore();
if (store instanceof WebDavStore) {
publishProgress(R.string.account_setup_check_settings_authenticate);
} else {
publishProgress(R.string.account_setup_check_settings_check_incoming_msg);
}
store.checkSettings();
if (store instanceof WebDavStore) {
publishProgress(R.string.account_setup_check_settings_fetch);
}
MessagingController.getInstance(getApplication()).listFoldersSynchronous(account, true, null);
MessagingController.getInstance(getApplication())
.synchronizeMailbox(account, account.getInboxFolderName(), null, null);
}
@Override
protected void onProgressUpdate(Integer... values) {
setMessage(values[0]);