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Code Issues Projects Releases Wiki Activity

Make MailboxManager#checkConnection() blocking and let the UI manage the executor

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This commit is contained in:
Torsten Grote
2022-04-07 10:28:11 -03:00
parent 5b648cbd35
commit 60a1a4d2d1
3 changed files with 27 additions and 35 deletions
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14
bramble-api/src/main/java/org/briarproject/bramble/api/mailbox/MailboxManager.java
View File

@@ -1,9 +1,7 @@
package org.briarproject.bramble.api.mailbox;
import org.briarproject.bramble.api.Consumer;
import org.briarproject.bramble.api.db.DbException;
import org.briarproject.bramble.api.db.Transaction;
import org.briarproject.bramble.api.lifecycle.IoExecutor;
import javax.annotation.Nullable;
@@ -36,13 +34,11 @@ public interface MailboxManager {
/**
* Can be used by the UI to test the mailbox connection.
* After the connection has been made, the given {@param connectionCallback}
* will be called with true (success) or false (error).
* In addition, a {@link OwnMailboxConnectionStatusEvent} might be broadcast
* with a new {@link MailboxStatus}.
* <p>
* Note that the callback will be made on the {@link IoExecutor}.
*
* @return true (success) or false (error).
* A {@link OwnMailboxConnectionStatusEvent} might be broadcast with a new
* {@link MailboxStatus}.
*/
void checkConnection(Consumer<Boolean> connectionCallback);
boolean checkConnection();
}

28
bramble-core/src/main/java/org/briarproject/bramble/mailbox/MailboxManagerImpl.java
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@@ -1,6 +1,5 @@
package org.briarproject.bramble.mailbox;
import org.briarproject.bramble.api.Consumer;
import org.briarproject.bramble.api.db.DbException;
import org.briarproject.bramble.api.db.Transaction;
import org.briarproject.bramble.api.db.TransactionManager;
@@ -98,19 +97,17 @@ class MailboxManagerImpl implements MailboxManager {
}
@Override
public void checkConnection(Consumer<Boolean> connectionCallback) {
ioExecutor.execute(() -> {
boolean success;
try {
MailboxProperties props = db.transactionWithNullableResult(true,
mailboxSettingsManager::getOwnMailboxProperties);
success = api.checkStatus(props);
} catch (DbException | IOException | MailboxApi.ApiException e) {
success = false;
logException(LOG, WARNING, e);
}
connectionCallback.accept(success);
if (!success) return;
public boolean checkConnection() {
boolean success;
try {
MailboxProperties props = db.transactionWithNullableResult(true,
mailboxSettingsManager::getOwnMailboxProperties);
success = api.checkStatus(props);
} catch (DbException | IOException | MailboxApi.ApiException e) {
success = false;
logException(LOG, WARNING, e);
}
if (success) {
try {
// we are only recording successful connections here
// as those update the UI and failures might be false negatives
@@ -120,7 +117,8 @@ class MailboxManagerImpl implements MailboxManager {
} catch (DbException e) {
logException(LOG, WARNING, e);
}
});
}
return success;
}
}

20
briar-android/src/main/java/org/briarproject/briar/android/mailbox/MailboxViewModel.java
View File

@@ -52,6 +52,7 @@ class MailboxViewModel extends DbViewModel
getLogger(MailboxViewModel.class.getName());
private final EventBus eventBus;
private final Executor ioExecutor;
private final QrCodeDecoder qrCodeDecoder;
private final PluginManager pluginManager;
private final MailboxManager mailboxManager;
@@ -76,6 +77,7 @@ class MailboxViewModel extends DbViewModel
MailboxManager mailboxManager) {
super(app, dbExecutor, lifecycleManager, db, androidExecutor);
this.eventBus = eventBus;
this.ioExecutor = ioExecutor;
this.pluginManager = pluginManager;
this.mailboxManager = mailboxManager;
qrCodeDecoder = new QrCodeDecoder(androidExecutor, ioExecutor, this);
@@ -183,20 +185,16 @@ class MailboxViewModel extends DbViewModel
LiveData<Boolean> checkConnection() {
MutableLiveData<Boolean> liveData = new MutableLiveData<>();
mailboxManager.checkConnection(result ->
onConnectionCheckFinished(liveData, result));
ioExecutor.execute(() -> {
boolean success = mailboxManager.checkConnection();
if (LOG.isLoggable(INFO)) {
LOG.info("Got result from connection check: " + success);
}
liveData.postValue(success);
});
return liveData;
}
@IoExecutor
private void onConnectionCheckFinished(MutableLiveData<Boolean> liveData,
boolean success) {
if (LOG.isLoggable(INFO)) {
LOG.info("Got result from connection check: " + success);
}
liveData.postValue(success);
}
@UiThread
LiveEvent<MailboxState> getPairingState() {
return pairingState;