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Code Issues Packages Projects Releases Wiki Activity

Fix activity leaks in backup, restore dialogs and properly handle db transactions

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This commit is contained in:
len 2017-04-06 17:26:24 +02:00
parent 4ebb3a894d
commit a4313d388d
3 changed files with 94 additions and 79 deletions
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5
app/src/main/java/eu/kanade/tachiyomi/data/backup/BackupCreateService.kt
View File

@ -14,6 +14,7 @@ import eu.kanade.tachiyomi.data.backup.models.Backup.MANGAS
import eu.kanade.tachiyomi.data.backup.models.Backup.VERSION
import eu.kanade.tachiyomi.data.database.models.Manga
import eu.kanade.tachiyomi.ui.setting.SettingsBackupFragment
import eu.kanade.tachiyomi.util.AndroidComponentUtil
import eu.kanade.tachiyomi.util.sendLocalBroadcast
import timber.log.Timber
import eu.kanade.tachiyomi.BuildConfig.APPLICATION_ID as ID
@ -61,6 +62,10 @@ class BackupCreateService : IntentService(NAME) {
}
context.startService(intent)
}
fun isRunning(context: Context): Boolean {
return AndroidComponentUtil.isServiceRunning(context, BackupCreateService::class.java)
}
}
private val backupManager by lazy { BackupManager(this) }

89
app/src/main/java/eu/kanade/tachiyomi/data/backup/BackupRestoreService.kt
View File

@ -35,6 +35,8 @@ import uy.kohesive.injekt.injectLazy
import java.io.File
import java.text.SimpleDateFormat
import java.util.*
import java.util.concurrent.ExecutorService
import java.util.concurrent.Executors
import eu.kanade.tachiyomi.BuildConfig.APPLICATION_ID as ID
/**
@ -119,6 +121,8 @@ class BackupRestoreService : Service() {
*/
private val db: DatabaseHelper by injectLazy()
lateinit var executor: ExecutorService
/**
* Method called when the service is created. It injects dependencies and acquire the wake lock.
*/
@ -127,6 +131,7 @@ class BackupRestoreService : Service() {
wakeLock = (getSystemService(Context.POWER_SERVICE) as PowerManager).newWakeLock(
PowerManager.PARTIAL_WAKE_LOCK, "BackupRestoreService:WakeLock")
wakeLock.acquire()
executor = Executors.newSingleThreadExecutor()
}
/**
@ -135,6 +140,7 @@ class BackupRestoreService : Service() {
*/
override fun onDestroy() {
subscription?.unsubscribe()
executor.shutdown() // must be called after unsubscribe
if (wakeLock.isHeld) {
wakeLock.release()
}
@ -159,53 +165,19 @@ class BackupRestoreService : Service() {
override fun onStartCommand(intent: Intent?, flags: Int, startId: Int): Int {
if (intent == null) return Service.START_NOT_STICKY
val file = UniFile.fromUri(this, Uri.parse(intent.getStringExtra(EXTRA_URI)))
// Unsubscribe from any previous subscription if needed.
subscription?.unsubscribe()
val startTime = System.currentTimeMillis()
subscription = Observable.defer {
// Get URI
val uri = Uri.parse(intent.getStringExtra(EXTRA_URI))
// Get file from Uri
val file = UniFile.fromUri(this, uri)
subscription = Observable.using(
{ db.lowLevel().beginTransaction() },
{ getRestoreObservable(file).doOnNext{ db.lowLevel().setTransactionSuccessful() } },
{ executor.execute { db.lowLevel().endTransaction() } })
.doAfterTerminate { stopSelf(startId) }
.subscribeOn(Schedulers.from(executor))
.subscribe()
// Clear errors
errors.clear()
// Reset progress
restoreProgress = 0
db.lowLevel().beginTransaction()
getRestoreObservable(file)
}
.subscribeOn(Schedulers.io())
.subscribe({
}, { error ->
db.lowLevel().endTransaction()
Timber.e(error)
writeErrorLog()
val errorIntent = Intent(SettingsBackupFragment.INTENT_FILTER).apply {
putExtra(SettingsBackupFragment.ACTION, SettingsBackupFragment.ACTION_ERROR_RESTORE_DIALOG)
putExtra(SettingsBackupFragment.EXTRA_ERROR_MESSAGE, error.message)
}
sendLocalBroadcast(errorIntent)
stopSelf(startId)
}, {
db.lowLevel().setTransactionSuccessful()
db.lowLevel().endTransaction()
val endTime = System.currentTimeMillis()
val time = endTime - startTime
val file = writeErrorLog()
val completeIntent = Intent(SettingsBackupFragment.INTENT_FILTER).apply {
putExtra(SettingsBackupFragment.EXTRA_TIME, time)
putExtra(SettingsBackupFragment.EXTRA_ERRORS, errors.size)
putExtra(SettingsBackupFragment.EXTRA_ERROR_FILE_PATH, file.parent)
putExtra(SettingsBackupFragment.EXTRA_ERROR_FILE, file.name)
putExtra(SettingsBackupFragment.ACTION, SettingsBackupFragment.ACTION_RESTORE_COMPLETED_DIALOG)
}
sendLocalBroadcast(completeIntent)
stopSelf(startId)
})
return Service.START_NOT_STICKY
}
@ -215,7 +187,9 @@ class BackupRestoreService : Service() {
* @param file restore file
* @return [Observable<Manga>]
*/
private fun getRestoreObservable(file: UniFile): Observable<Manga> {
private fun getRestoreObservable(file: UniFile): Observable<List<Manga>> {
val startTime = System.currentTimeMillis()
val reader = JsonReader(file.openInputStream().bufferedReader())
val json = JsonParser().parse(reader).asJsonObject
@ -228,6 +202,8 @@ class BackupRestoreService : Service() {
val mangasJson = json.get(MANGAS).asJsonArray
restoreAmount = mangasJson.size() + 1 // +1 for categories
restoreProgress = 0
errors.clear()
// Restore categories
json.get(CATEGORIES)?.let {
@ -256,6 +232,31 @@ class BackupRestoreService : Service() {
Observable.just(manga)
}
}
.toList()
.doOnNext {
val endTime = System.currentTimeMillis()
val time = endTime - startTime
val logFile = writeErrorLog()
val completeIntent = Intent(SettingsBackupFragment.INTENT_FILTER).apply {
putExtra(SettingsBackupFragment.EXTRA_TIME, time)
putExtra(SettingsBackupFragment.EXTRA_ERRORS, errors.size)
putExtra(SettingsBackupFragment.EXTRA_ERROR_FILE_PATH, logFile.parent)
putExtra(SettingsBackupFragment.EXTRA_ERROR_FILE, logFile.name)
putExtra(SettingsBackupFragment.ACTION, SettingsBackupFragment.ACTION_RESTORE_COMPLETED_DIALOG)
}
sendLocalBroadcast(completeIntent)
}
.doOnError { error ->
Timber.e(error)
writeErrorLog()
val errorIntent = Intent(SettingsBackupFragment.INTENT_FILTER).apply {
putExtra(SettingsBackupFragment.ACTION, SettingsBackupFragment.ACTION_ERROR_RESTORE_DIALOG)
putExtra(SettingsBackupFragment.EXTRA_ERROR_MESSAGE, error.message)
}
sendLocalBroadcast(errorIntent)
}
.onErrorReturn { emptyList() }
}
/**

69
app/src/main/java/eu/kanade/tachiyomi/ui/setting/SettingsBackupFragment.kt
View File

@ -1,6 +1,7 @@
package eu.kanade.tachiyomi.ui.setting
import android.app.Activity
import android.app.Dialog
import android.content.BroadcastReceiver
import android.content.Context
import android.content.Intent
@ -25,6 +26,7 @@ import eu.kanade.tachiyomi.util.*
import eu.kanade.tachiyomi.widget.CustomLayoutPickerActivity
import eu.kanade.tachiyomi.widget.preference.IntListPreference
import net.xpece.android.support.preference.Preference
import rx.subscriptions.Subscriptions
import uy.kohesive.injekt.injectLazy
import java.io.File
import java.util.concurrent.TimeUnit
@ -149,7 +151,7 @@ class SettingsBackupFragment : SettingsFragment() {
sendIntent.putExtra(Intent.EXTRA_STREAM, file.uri)
startActivity(Intent.createChooser(sendIntent, ""))
}
.show()
.safeShow()
}
ACTION_SET_PROGRESS_DIALOG -> {
@ -194,7 +196,7 @@ class SettingsBackupFragment : SettingsFragment() {
}
materialDialog.dismiss()
}
.show()
.safeShow()
}
}
ACTION_ERROR_BACKUP_DIALOG -> {
@ -210,19 +212,28 @@ class SettingsBackupFragment : SettingsFragment() {
}
override fun onPause() {
context.unregisterLocalReceiver(receiver)
super.onPause()
}
override fun onStart() {
super.onStart()
context.registerLocalReceiver(receiver, IntentFilter(INTENT_FILTER))
}
override fun onPause() {
context.unregisterLocalReceiver(receiver)
super.onPause()
}
override fun onViewCreated(view: View, savedState: Bundle?) {
super.onViewCreated(view, savedState)
if (savedState != null) {
if (BackupRestoreService.isRunning(context)) {
restoreDialog.safeShow()
}
else if (BackupCreateService.isRunning(context)) {
backupDialog.safeShow()
}
}
(activity as BaseActivity).requestPermissionsOnMarshmallow()
// Set onClickListeners
@ -268,7 +279,7 @@ class SettingsBackupFragment : SettingsFragment() {
.itemsDisabledIndices(0)
.positiveText(getString(R.string.action_create))
.negativeText(android.R.string.cancel)
.show()
.safeShow()
true
}
@ -359,7 +370,7 @@ class SettingsBackupFragment : SettingsFragment() {
val dir = data.data.path
val file = File(dir, Backup.getDefaultFilename())
backupDialog.show()
backupDialog.safeShow()
BackupCreateService.makeBackup(context, file.toURI().toString(), backup_flags)
} else {
val uri = data.data
@ -369,45 +380,43 @@ class SettingsBackupFragment : SettingsFragment() {
context.contentResolver.takePersistableUriPermission(uri, flags)
val file = UniFile.fromUri(context, uri)
backupDialog.show()
backupDialog.safeShow()
BackupCreateService.makeBackup(context, file.uri.toString(), backup_flags)
}
}
BACKUP_RESTORE -> if (data != null && resultCode == Activity.RESULT_OK) {
if (Build.VERSION.SDK_INT < Build.VERSION_CODES.KITKAT) {
val uri = Uri.fromFile(File(data.data.path))
MaterialDialog.Builder(context)
.title(getString(R.string.pref_restore_backup))
.content(getString(R.string.backup_restore_content))
.positiveText(getString(R.string.action_restore))
.onPositive { materialDialog, _ ->
materialDialog.dismiss()
restoreDialog.show()
BackupRestoreService.start(context, uri.toString())
}
.show()
val uri = if (Build.VERSION.SDK_INT < Build.VERSION_CODES.KITKAT) {
Uri.fromFile(File(data.data.path))
} else {
val uri = data.data
val flags = Intent.FLAG_GRANT_READ_URI_PERMISSION or
Intent.FLAG_GRANT_WRITE_URI_PERMISSION
context.contentResolver.takePersistableUriPermission(uri, flags)
val file = UniFile.fromUri(context, uri)
UniFile.fromUri(context, uri).uri
}
MaterialDialog.Builder(context)
.title(getString(R.string.pref_restore_backup))
.content(getString(R.string.backup_restore_content))
.positiveText(getString(R.string.action_restore))
.onPositive { materialDialog, _ ->
materialDialog.dismiss()
restoreDialog.show()
BackupRestoreService.start(context, file.uri.toString())
}
.show()
.onPositive { _, _ ->
restoreDialog.safeShow()
BackupRestoreService.start(context, uri.toString())
}
.safeShow()
}
}
}
fun MaterialDialog.Builder.safeShow(): Dialog {
return build().safeShow()
}
fun Dialog.safeShow(): Dialog {
subscriptions += Subscriptions.create { dismiss() }
show()
return this
}
}