79402414

Date: 2025-01-31 10:19:44
Score: 0.5
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I guess your crash occurs due to an IllegalArgumentException: Unknown URL, which indicates that the URI used in the insert operation does not match the URI pattern registered in the ContentProvider. First, ensure the AUTHORITY value in your UriMatcher matches exactly with what is used in AppDataProviderWrapper. Update the UriMatcher definition as follows:

private val sUriMatcher = UriMatcher(UriMatcher.NO_MATCH).apply {
    addURI(AUTHORITY, "globaldataapp", 1)
}

Similarly, in AppDataProviderWrapper, ensure you are using the correct URI:

private val mContentUri: Uri = Uri.parse("content://$AUTHORITY/globaldataapp")

Additionally, modify the insert() method in AppGlobalDataContentProvider to handle unknown URIs gracefully by logging the error instead of throwing an exception.

override fun insert(uri: Uri, values: ContentValues?): Uri? {
    return when (sUriMatcher.match(uri)) {
        1 -> {
            val value = values?.getAsString(KEY_VALUE) ?: return null
            sharedPreferences.edit().putString(KEY_VALUE, value).apply()
            context?.contentResolver?.notifyChange(uri, null)
            uri
        }
        else -> {
            Log.e("AppGlobalDataContentProvider", "Unknown URI: $uri")
            null
        }
    }
}

Your saveData() function should also handle potential failures when inserting into the ContentProvider:

fun saveData(data: Int) {
    val contentResolver = context.contentResolver
    val contentValues = ContentValues().apply {
        put(KEY_VALUE, data)
    }
    try {
        val resultUri = contentResolver.insert(mContentUri, contentValues)
        if (resultUri == null) {
            Log.e("AppDataProviderWrapper", "Failed to insert data into ContentProvider")
        }
    } catch (e: Exception) {
        Log.e("AppDataProviderWrapper", "Error inserting data", e)
    }
}

Furthermore, as you need to maintain data consistency across multiple user profiles, ensure that all reads and writes are performed using DeviceProtectedStorageContext, allowing the data to persist across different user sessions:

val context = context.createDeviceProtectedStorageContext()

Lastly, check your AndroidManifest.xml`` to ensure that android:exported="true"is set if other apps or system services require access. Also, consider addingandroid:directBootAware="true"``` to ensure preferences are accessible across user profiles. With these fixes, your application should correctly save and retrieve data across all user profiles without crashing.

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Posted by: Mohammad Misbah