Examples with ProgramSchedule co.cask.cdap.internal.app.runtime.schedule.ProgramSchedule used on opensource projects

Example 11 with ProgramSchedule

use of co.cask.cdap.internal.app.runtime.schedule.ProgramSchedule in project cdap by caskdata.

the class ProgramScheduleStoreDataset method addSchedules.

/**
   * Add one or more schedules to the store.
   *
   * @param schedules the schedules to add
   * @return the new schedules' last modified timestamp
   * @throws AlreadyExistsException if one of the schedules already exists
   */
public long addSchedules(Iterable<? extends ProgramSchedule> schedules) throws AlreadyExistsException {
    long currentTime = System.currentTimeMillis();
    for (ProgramSchedule schedule : schedules) {
        byte[] scheduleKey = rowKeyBytesForSchedule(schedule.getProgramId().getParent().schedule(schedule.getName()));
        if (!store.get(new Get(scheduleKey)).isEmpty()) {
            throw new AlreadyExistsException(schedule.getProgramId().getParent().schedule(schedule.getName()));
        }
        Put schedulePut = new Put(scheduleKey);
        schedulePut.add(SCHEDULE_COLUMN_BYTES, GSON.toJson(schedule));
        schedulePut.add(UPDATED_COLUMN_BYTES, currentTime);
        // initially suspended
        schedulePut.add(STATUS_COLUMN_BYTES, ProgramScheduleStatus.SUSPENDED.toString());
        store.put(schedulePut);
        int count = 0;
        for (String triggerKey : extractTriggerKeys(schedule)) {
            byte[] triggerRowKey = rowKeyBytesForTrigger(scheduleKey, count++);
            store.put(new Put(triggerRowKey, TRIGGER_KEY_COLUMN_BYTES, triggerKey));
        }
    }
    return currentTime;
}

Example 12 with ProgramSchedule

use of co.cask.cdap.internal.app.runtime.schedule.ProgramSchedule in project cdap by caskdata.

the class ProgramScheduleStoreDataset method migrateFromAppMetadataStore.

/**
   * Migrate schedules in a given namespace from app metadata store to ProgramScheduleStoreDataset
   *
   * @param namespaceId  the namespace with schedules to be migrated
   * @param appMetaStore app metadata store with schedules to be migrated
   * @return the lexicographically largest namespace id String with schedule migration completed
   */
public String migrateFromAppMetadataStore(NamespaceId namespaceId, Store appMetaStore) {
    String completedNamespace = getMigrationCompleteNamespace();
    if (completedNamespace != null && completedNamespace.compareTo(namespaceId.toString()) > 0) {
        return completedNamespace;
    }
    for (ApplicationSpecification appSpec : appMetaStore.getAllApplications(namespaceId)) {
        ApplicationId appId = namespaceId.app(appSpec.getName(), appSpec.getAppVersion());
        for (ScheduleSpecification scheduleSpec : appSpec.getSchedules().values()) {
            ProgramSchedule schedule = Schedulers.toProgramSchedule(appId, scheduleSpec);
            try {
                addSchedule(schedule);
            } catch (AlreadyExistsException e) {
                // This should never happen since no schedule with the same schedule key should exist before migration
                LOG.warn("Schedule {} already exists before schedule migration", schedule.getScheduleId(), e);
            }
        }
    }
    store.put(MIGRATION_COMPLETE_NAMESPACE_ROW_BYTES, MIGRATION_COMPLETE_NAMESPACE_COLUMN_BYTES, Bytes.toBytes(namespaceId.toString()));
    return namespaceId.toString();
}

Example 13 with ProgramSchedule

use of co.cask.cdap.internal.app.runtime.schedule.ProgramSchedule in project cdap by caskdata.

the class ProgramScheduleStoreDataset method getScheduleRecord.

/**
   * Read all information about a schedule from the store.
   *
   * @param scheduleId the id of the schedule to read
   * @return the schedule record from the store
   * @throws NotFoundException if the schedule does not exist in the store
   */
public ProgramScheduleRecord getScheduleRecord(ScheduleId scheduleId) throws NotFoundException {
    Row row = store.get(new Get(rowKeyForSchedule(scheduleId)));
    byte[] serialized = row.get(SCHEDULE_COLUMN_BYTES);
    if (serialized == null) {
        throw new NotFoundException(scheduleId);
    }
    ProgramSchedule schedule = GSON.fromJson(Bytes.toString(serialized), ProgramSchedule.class);
    ProgramScheduleMeta meta = extractMetaFromRow(scheduleId, row);
    return new ProgramScheduleRecord(schedule, meta);
}

Example 14 with ProgramSchedule

use of co.cask.cdap.internal.app.runtime.schedule.ProgramSchedule in project cdap by caskdata.

the class ProgramLifecycleHttpHandler method doGetSchedule.

private void doGetSchedule(HttpResponder responder, String namespace, String app, String version, String scheduleName, String format) throws NotFoundException, BadRequestException {
    boolean asScheduleSpec = returnScheduleAsSpec(format);
    ScheduleId scheduleId = new ApplicationId(namespace, app, version).schedule(scheduleName);
    ProgramSchedule schedule = programScheduler.getSchedule(scheduleId);
    ScheduleDetail detail = schedule.toScheduleDetail();
    if (asScheduleSpec) {
        ScheduleSpecification spec = detail.toScheduleSpec();
        if (spec == null) {
            // then this application must be using new APIs and the schedule can't be returned in old form.
            throw new NotFoundException(scheduleId);
        }
        responder.sendJson(HttpResponseStatus.OK, spec, ScheduleSpecification.class, GSON);
    } else {
        responder.sendJson(HttpResponseStatus.OK, detail, ScheduleDetail.class, GSON);
    }
}

Example 15 with ProgramSchedule

use of co.cask.cdap.internal.app.runtime.schedule.ProgramSchedule in project cdap by caskdata.

the class ProgramLifecycleHttpHandler method doUpdateSchedule.

private void doUpdateSchedule(HttpRequest request, HttpResponder responder, String namespaceId, String appId, String appVersion, String scheduleName) throws BadRequestException, IOException, NotFoundException {
    ScheduleId scheduleId = new ApplicationId(namespaceId, appId, appVersion).schedule(scheduleName);
    final ProgramSchedule existingSchedule = programScheduler.getSchedule(scheduleId);
    ScheduleDetail scheduleDetail = readScheduleDetailBody(request, scheduleName, true, new Function<JsonElement, ScheduleDetail>() {

        @Override
        public ScheduleDetail apply(@Nullable JsonElement input) {
            ScheduleUpdateDetail updateDetail = GSON.fromJson(input, ScheduleUpdateDetail.class);
            return toScheduleDetail(updateDetail, existingSchedule);
        }
    });
    ProgramSchedule updatedSchedule = combineForUpdate(scheduleDetail, existingSchedule);
    programScheduler.updateSchedule(updatedSchedule);
    responder.sendStatus(HttpResponseStatus.OK);
}