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Add comments to explain why openAndTruncateStream()

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Stypox 2024-11-27 16:34:50 +01:00
parent df941670a8
commit b21981a9c7
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3
app/src/main/java/org/schabi/newpipe/local/subscription/services/SubscriptionsExportService.java
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@ -76,6 +76,9 @@ public class SubscriptionsExportService extends BaseImportExportService {
try { try {
outFile = new StoredFileHelper(this, path, "application/json"); outFile = new StoredFileHelper(this, path, "application/json");
// truncate the file before writing to it, otherwise if the new content is smaller than
// the previous file size, the file will retain part of the previous content and be
// corrupted
outputStream = new SharpOutputStream(outFile.openAndTruncateStream()); outputStream = new SharpOutputStream(outFile.openAndTruncateStream());
} catch (final IOException e) { } catch (final IOException e) {
handleError(e); handleError(e);

2
app/src/main/java/org/schabi/newpipe/settings/export/ImportExportManager.kt
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@ -24,6 +24,8 @@ class ImportExportManager(private val fileLocator: BackupFileLocator) {
*/ */
@Throws(Exception::class) @Throws(Exception::class)
fun exportDatabase(preferences: SharedPreferences, file: StoredFileHelper) { fun exportDatabase(preferences: SharedPreferences, file: StoredFileHelper) {
// truncate the file before writing to it, otherwise if the new content is smaller than the
// previous file size, the file will retain part of the previous content and be corrupted
ZipOutputStream(SharpOutputStream(file.openAndTruncateStream()).buffered()).use { outZip -> ZipOutputStream(SharpOutputStream(file.openAndTruncateStream()).buffered()).use { outZip ->
// add the database // add the database
ZipHelper.addFileToZip( ZipHelper.addFileToZip(