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Prevent DefaultInstaller from working on a non-existent cache file.

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Ensures that the cache file exists before attempting an install using
it. This fixes a crash that can occur if the file is not yet available,
likely due to an I/O-related race condition.
This commit is contained in:
Matthew Crossman 2022-01-03 19:20:00 +11:00
parent 3e8e23e111
commit adf305ffc0
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GPG Key ID: C6B942B019794CC2
1 changed files with 10 additions and 8 deletions
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18
src/main/kotlin/com/looker/droidify/installer/DefaultInstaller.kt
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@ -51,16 +51,18 @@ class DefaultInstaller(context: Context) : BaseInstaller(context) {
val session = sessionInstaller.openSession(id) val session = sessionInstaller.openSession(id)
session.use { activeSession -> if (cacheFile.exists()) {
activeSession.openWrite("package", 0, cacheFile.length()).use { packageStream -> session.use { activeSession ->
cacheFile.inputStream().use { fileStream -> activeSession.openWrite("package", 0, cacheFile.length()).use { packageStream ->
fileStream.copyTo(packageStream) cacheFile.inputStream().use { fileStream ->
fileStream.copyTo(packageStream)
}
} }
val pendingIntent = PendingIntent.getService(context, id, intent, flags)
session.commit(pendingIntent.intentSender)
} }
val pendingIntent = PendingIntent.getService(context, id, intent, flags)
session.commit(pendingIntent.intentSender)
} }
cacheFile.delete() cacheFile.delete()
} }