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Code Issues Releases Wiki Activity

Always increase SEQUENCE

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This commit is contained in:
Ricki Hirner 2016-09-23 13:55:45 +02:00
parent d2d7ce8fe3
commit 08b1886f9e
1 changed files with 3 additions and 11 deletions
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14
app/src/main/java/at/bitfire/davdroid/resource/LocalCalendar.java
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@ -30,7 +30,6 @@ import net.fortuna.ical4j.model.component.VTimeZone;
import org.apache.commons.lang3.StringUtils;
import java.io.FileNotFoundException;
import java.util.Collections;
import java.util.LinkedList;
import java.util.List;
@ -51,10 +50,6 @@ public class LocalCalendar extends AndroidCalendar implements LocalCollection {
public static final String COLUMN_CTAG = Calendars.CAL_SYNC1;
protected static final int
DIRTY_INCREASE_SEQUENCE = 1,
DIRTY_DONT_INCREASE_SEQUENCE = 2;
static String[] BASE_INFO_COLUMNS = new String[] {
Events._ID,
Events._SYNC_ID,
@ -140,11 +135,8 @@ public class LocalCalendar extends AndroidCalendar implements LocalCollection {
public LocalResource[] getDirty() throws CalendarStorageException, FileNotFoundException {
List<LocalResource> dirty = new LinkedList<>();
// get dirty events which are not required to have an increased SEQUENCE value
Collections.addAll(dirty, (LocalEvent[])queryEvents(Events.DIRTY + "=" + DIRTY_DONT_INCREASE_SEQUENCE + " AND " + Events.ORIGINAL_ID + " IS NULL", null));
// get dirty events which are required to have an increased SEQUENCE value
for (LocalEvent event : (LocalEvent[])queryEvents(Events.DIRTY + "=" + DIRTY_INCREASE_SEQUENCE + " AND " + Events.ORIGINAL_ID + " IS NULL", null)) {
for (LocalEvent event : (LocalEvent[])queryEvents(Events.DIRTY + "!=0 AND " + Events.ORIGINAL_ID + " IS NULL", null)) {
if (event.getEvent().sequence == null) // sequence has not been assigned yet (i.e. this event was just locally created)
event.getEvent().sequence = 0;
else
@ -206,7 +198,7 @@ public class LocalCalendar extends AndroidCalendar implements LocalCollection {
batch.enqueue(new BatchOperation.Operation(
ContentProviderOperation.newUpdate(syncAdapterURI(ContentUris.withAppendedId(Events.CONTENT_URI, originalID)))
.withValue(LocalEvent.COLUMN_SEQUENCE, originalSequence + 1)
.withValue(Events.DIRTY, DIRTY_INCREASE_SEQUENCE)
.withValue(Events.DIRTY, 1)
));
// remove exception
batch.enqueue(new BatchOperation.Operation(
@ -235,7 +227,7 @@ public class LocalCalendar extends AndroidCalendar implements LocalCollection {
// original event to DIRTY
batch.enqueue(new BatchOperation.Operation(
ContentProviderOperation.newUpdate(syncAdapterURI(ContentUris.withAppendedId(Events.CONTENT_URI, originalID)))
.withValue(Events.DIRTY, DIRTY_DONT_INCREASE_SEQUENCE)
.withValue(Events.DIRTY, 1)
));
// increase SEQUENCE and set DIRTY to 0
batch.enqueue(new BatchOperation.Operation(