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am b2422f28: am 7a358316: Merge "Work around problem w/ large CalendarProvider2 transactions" into froyo

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Merge commit 'b2422f28d0897f9795e698c2aaba68156e794cbd' into gingerbread-plus-aosp

* commit 'b2422f28d0897f9795e698c2aaba68156e794cbd':
  Work around problem w/ large CalendarProvider2 transactions
This commit is contained in:
Marc Blank 2010-06-11 11:31:47 -07:00 committed by Android Git Automerger
commit 1e7009c89e
2 changed files with 23 additions and 6 deletions
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2
src/com/android/exchange/EasSyncService.java
View File

@ -105,7 +105,7 @@ public class EasSyncService extends AbstractSyncService {
public static final boolean DEBUG_GAL_SERVICE = false;
private static final String EMAIL_WINDOW_SIZE = "5";
public static final String PIM_WINDOW_SIZE = "5";
public static final String PIM_WINDOW_SIZE = "4";
private static final String WHERE_ACCOUNT_KEY_AND_SERVER_ID =
MailboxColumns.ACCOUNT_KEY + "=? and " + MailboxColumns.SERVER_ID + "=?";
private static final String WHERE_ACCOUNT_AND_SYNC_INTERVAL_PING =

25
src/com/android/exchange/adapter/CalendarSyncAdapter.java
View File

@ -139,11 +139,17 @@ public class CalendarSyncAdapter extends AbstractSyncAdapter {
// Maximum number of allowed attendees; above this number, we mark the Event with the
// attendeesRedacted extended property and don't allow the event to be upsynced to the server
private static final int MAX_ATTENDEES = 50;
private static final int MAX_SYNCED_ATTENDEES = 50;
// We set the organizer to this when the user is the organizer and we've redacted the
// attendee list. By making the meeting organizer OTHER than the user, we cause the UI to
// prevent edits to this event (except local changes like reminder).
private static final String BOGUS_ORGANIZER_EMAIL = "upload_disallowed@uploadisdisallowed.aaa";
// Maximum number of CPO's before we start redacting attendees in exceptions
// The number 500 has been determined empirically; 1500 CPOs appears to be the limit before
// binder failures occur, but we need room at any point for additional events/exceptions so
// we set our limit at 1/3 of the apparent maximum for extra safety
// TODO Find a better solution to this workaround
private static final int MAX_OPS_BEFORE_EXCEPTION_ATTENDEE_REDACTION = 500;
private long mCalendarId = -1;
private String mCalendarIdString;
@ -560,7 +566,7 @@ public class CalendarSyncAdapter extends AbstractSyncAdapter {
// busyStatus is inherited from the parent unless it's specified in the exception)
// Add the insert/update operation for each attendee (based on whether it's add/change)
int numAttendees = attendeeValues.size();
if (numAttendees > MAX_ATTENDEES) {
if (numAttendees > MAX_SYNCED_ATTENDEES) {
// Indicate that we've redacted attendees. If we're the organizer, disable edit
// by setting organizerEmail to a bogus value and by setting the upsync prohibited
// extended properly.
@ -853,21 +859,32 @@ public class CalendarSyncAdapter extends AbstractSyncAdapter {
int exceptionStart = ops.mCount;
ops.newException(cv);
// Also add the attendees, because they need to be copied over from the parent event
boolean attendeesRedacted = false;
if (attendeeValues != null) {
for (ContentValues attValues: attendeeValues) {
// If this is the user, use his busy status for attendee status
String attendeeEmail = attValues.getAsString(Attendees.ATTENDEE_EMAIL);
// Note that the exception at which we surpass the redaction limit might have
// any number of attendees shown; since this is an edge case and a workaround,
// it seems to be an acceptable implementation
if (mEmailAddress.equalsIgnoreCase(attendeeEmail)) {
attValues.put(Attendees.ATTENDEE_STATUS,
CalendarUtilities.attendeeStatusFromBusyStatus(busyStatus));
}
ops.newAttendee(attValues, exceptionStart);
} else if (ops.size() < MAX_OPS_BEFORE_EXCEPTION_ATTENDEE_REDACTION) {
ops.newAttendee(attValues, exceptionStart);
} else {
attendeesRedacted = true;
}
}
}
// And add the parent's reminder value
if (reminderMins > 0) {
ops.newReminder(reminderMins, exceptionStart);
}
if (attendeesRedacted) {
mService.userLog("Attendees redacted in this exception");
}
}
private int encodeVisibility(int easVisibility) {
@ -935,7 +952,7 @@ public class CalendarSyncAdapter extends AbstractSyncAdapter {
attendeeCount++;
// Allow one more than MAX_ATTENDEES, so that the check for "too many" will
// succeed in addEvent
if (attendeeCount <= (MAX_ATTENDEES+1)) {
if (attendeeCount <= (MAX_SYNCED_ATTENDEES+1)) {
attendeeValues.add(cv);
}
break;