Package org.apache.falcon.entity.v0.feed

Examples of org.apache.falcon.entity.v0.feed.Feed

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        return coords;
    }

    private COORDINATORAPP getRetentionCoordinator(Cluster cluster, Path bundlePath) throws FalconException {

        Feed feed = getEntity();
        org.apache.falcon.entity.v0.feed.Cluster feedCluster = FeedHelper.getCluster(feed, cluster.getName());

        if (feedCluster.getValidity().getEnd().before(new Date())) {
            LOG.warn("Feed Retention is not applicable as Feed's end time for cluster " + cluster.getName()
                    + " is not in the future");
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    }

    private List<COORDINATORAPP> getReplicationCoordinators(Cluster targetCluster, Path bundlePath)
        throws FalconException {

        Feed feed = getEntity();
        List<COORDINATORAPP> replicationCoords = new ArrayList<COORDINATORAPP>();

        if (FeedHelper.getCluster(feed, targetCluster.getName()).getType() == ClusterType.TARGET) {
            String coordName = EntityUtil.getWorkflowName(Tag.REPLICATION, feed).toString();
            Path basePath = getCoordPath(bundlePath, coordName);
            replicationMapper.createReplicatonWorkflow(targetCluster, basePath, coordName);

            for (org.apache.falcon.entity.v0.feed.Cluster feedCluster : feed.getClusters().getClusters()) {
                if (feedCluster.getType() == ClusterType.SOURCE) {
                    COORDINATORAPP coord = replicationMapper.createAndGetCoord(feed,
                            (Cluster) ConfigurationStore.get().get(EntityType.CLUSTER, feedCluster.getName()),
                            targetCluster, bundlePath);
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        return replicationCoords;
    }

    @Override
    protected Map<String, String> getEntityProperties() {
        Feed feed = getEntity();
        Map<String, String> props = new HashMap<String, String>();
        if (feed.getProperties() != null) {
            for (Property prop : feed.getProperties().getProperties()) {
                props.put(prop.getName(), prop.getValue());
            }
        }
        return props;
    }
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            return retentionApp;
        }

        private ACTION getRetentionWorkflowAction(Cluster cluster, Path wfPath, String wfName)
            throws FalconException {
            Feed feed = getEntity();
            ACTION retentionAction = new ACTION();
            WORKFLOW retentionWorkflow = new WORKFLOW();
            createRetentionWorkflow(cluster, wfPath, wfName);
            retentionWorkflow.setAppPath(getStoragePath(wfPath.toString()));

            Map<String, String> props = createCoordDefaultConfiguration(cluster, wfPath, wfName);
            props.put("timeZone", feed.getTimezone().getID());
            props.put("frequency", feed.getFrequency().getTimeUnit().name());

            final Storage storage = FeedHelper.createStorage(cluster, feed);
            props.put("falconFeedStorageType", storage.getType().name());

            String feedDataPath = storage.getUriTemplate();
            props.put("feedDataPath",
                    feedDataPath.replaceAll(Storage.DOLLAR_EXPR_START_REGEX, Storage.QUESTION_EXPR_START_REGEX));

            org.apache.falcon.entity.v0.feed.Cluster feedCluster =
                    FeedHelper.getCluster(feed, cluster.getName());
            props.put("limit", feedCluster.getRetention().getLimit().toString());

            props.put(ARG.operation.getPropName(), EntityOps.DELETE.name());
            props.put(ARG.feedNames.getPropName(), feed.getName());
            props.put(ARG.feedInstancePaths.getPropName(), "IGNORE");

            retentionWorkflow.setConfiguration(getCoordConfig(props));
            retentionAction.setWorkflow(retentionWorkflow);
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                                                    Storage targetStorage) throws FalconException {
            ACTION replicationAction = new ACTION();
            WORKFLOW replicationWF = new WORKFLOW();
            try {
                replicationWF.setAppPath(getStoragePath(wfPath.toString()));
                Feed feed = getEntity();

                Map<String, String> props = createCoordDefaultConfiguration(trgCluster, wfPath, wfName);
                props.put("srcClusterName", srcCluster.getName());
                props.put("srcClusterColo", srcCluster.getColo());
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            return endTime;
        } else if (entity.getEntityType() == EntityType.PROCESS) {
            Process process = (Process) entity;
            ConfigurationStore store = ConfigurationStore.get();
            for (LateInput lp : process.getLateProcess().getLateInputs()) {
                Feed feed = null;
                String endInstanceTime = "";
                for (Input input : process.getInputs().getInputs()) {
                    if (input.getName().equals(lp.getInput())) {
                        endInstanceTime = input.getEnd();
                        feed = store.get(EntityType.FEED, input.getFeed());
                        break;
                    }
                }
                if (feed == null) {
                    throw new IllegalStateException("No such feed: " + lp.getInput());
                }
                if (feed.getLateArrival() == null) {
                    LOG.debug("Feed's " + feed.getName()
                            + " late arrival cut-off is not configured, ignoring this feed");
                    continue;
                }
                String lateCutOff = feed.getLateArrival().getCutOff()
                        .toString();
                endTime = evaluator.evaluate(endInstanceTime, Date.class);
                long feedCutOffPeriod = evaluator.evaluate(lateCutOff,
                        Long.class);
                endTime = addTime(endTime, feedCutOffPeriod);
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        validateFeedGroups(feed);

        // Seems like a good enough entity object for a new one
        // But is this an update ?

        Feed oldFeed = ConfigurationStore.get().get(EntityType.FEED, feed.getName());
        if (oldFeed == null) {
            return; // Not an update case
        }

        // Is actually an update. Need to iterate over all the processes
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        switch (entity.getEntityType()) {
        case CLUSTER:
            return entity;

        case FEED:
            Feed feed = (Feed) entity.copy();
            Cluster feedCluster = FeedHelper.getCluster(feed, clusterName);
            Iterator<Cluster> itr = feed.getClusters().getClusters().iterator();
            while (itr.hasNext()) {
                Cluster cluster = itr.next();
                //In addition to retaining the required clster, retain the sources clusters if this is the target
                // cluster
                //1. Retain cluster if cluster n
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        case CLUSTER:
            clusters.add(entity.getName());
            break;

        case FEED:
            Feed feed = (Feed) entity;
            for (Cluster cluster : feed.getClusters().getClusters()) {
                clusters.add(cluster.getName());
            }
            break;

        case PROCESS:
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            ClusterHelper.getInterface(cluster, Interfacetype.WRITE).setEndpoint(conf.get("fs.default.name"));
            store.publish(type, cluster);
            break;

        case FEED:
            Feed feed = (Feed) unmarshaller.unmarshal(this.getClass().getResource(FEED_XML));
            feed.setName(name);
            store.publish(type, feed);
            break;

        case PROCESS:
            Process process = (Process) unmarshaller.unmarshal(this.getClass().getResource(PROCESS_XML));
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Related Classes of org.apache.falcon.entity.v0.feed.Feed

  • org.apache.falcon.cleanup.FeedCleanupHandler
  • org.apache.falcon.cleanup.LogCleanupServiceTest
  • org.apache.falcon.cleanup.ProcessCleanupHandler
  • org.apache.falcon.cluster.util.EmbeddedCluster
  • org.apache.falcon.converter.AbstractTestBase
  • org.apache.falcon.converter.OozieFeedMapper
  • org.apache.falcon.converter.OozieFeedMapper$ReplicationOozieWorkflowMapper
  • org.apache.falcon.converter.OozieFeedMapper$RetentionOozieWorkflowMapper
  • org.apache.falcon.converter.OozieFeedMapperTest
  • org.apache.falcon.converter.OozieFeedWorkflowBuilderTest
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