Examples with Delta org.apache.geode.Delta used on opensource projects

Example 1 with Delta

use of org.apache.geode.Delta in project geode by apache.

the class PRDeltaPropagationDUnitTest method createClientCache.

public static void createClientCache(Integer port1, Boolean subscriptionEnable, Boolean isEmpty, Boolean isCq) throws Exception {
    PRDeltaPropagationDUnitTest test = new PRDeltaPropagationDUnitTest();
    Properties props = new Properties();
    props.setProperty(MCAST_PORT, "0");
    props.setProperty(LOCATORS, "");
    test.createCache(props);
    lastKeyReceived = false;
    queryUpdateExecuted = false;
    queryDestroyExecuted = false;
    notADeltaInstanceObj = false;
    isFailed = false;
    procced = false;
    numValidCqEvents = 0;
    PoolImpl p = (PoolImpl) PoolManager.createFactory().addServer("localhost", port1).setSubscriptionEnabled(true).setSubscriptionRedundancy(0).setThreadLocalConnections(true).setMinConnections(6).setReadTimeout(20000).setPingInterval(10000).setRetryAttempts(5).create("PRDeltaPropagationDUnitTestPool");
    AttributesFactory factory = new AttributesFactory();
    factory.setScope(Scope.LOCAL);
    factory.setConcurrencyChecksEnabled(true);
    if (isEmpty.booleanValue()) {
        factory.setSubscriptionAttributes(new SubscriptionAttributes(InterestPolicy.ALL));
        factory.setDataPolicy(DataPolicy.EMPTY);
    }
    factory.setPoolName(p.getName());
    factory.setCloningEnabled(false);
    factory.addCacheListener(new CacheListenerAdapter() {

        @Override
        public void afterCreate(EntryEvent event) {
            if (LAST_KEY.equals(event.getKey())) {
                lastKeyReceived = true;
            }
        }
    });
    RegionAttributes attrs = factory.create();
    deltaPR = cache.createRegion(REGION_NAME, attrs);
    if (subscriptionEnable.booleanValue()) {
        deltaPR.registerInterest("ALL_KEYS");
    }
    pool = p;
    if (isCq.booleanValue()) {
        CqAttributesFactory cqf = new CqAttributesFactory();
        CqListenerAdapter cqlist = new CqListenerAdapter() {

            @Override
            @SuppressWarnings("synthetic-access")
            public void onEvent(CqEvent cqEvent) {
                if (LAST_KEY.equals(cqEvent.getKey().toString())) {
                    lastKeyReceived = true;
                } else if (!(cqEvent.getNewValue() instanceof Delta)) {
                    notADeltaInstanceObj = true;
                } else if (cqEvent.getQueryOperation().isUpdate() && cqEvent.getBaseOperation().isUpdate() && DELTA_KEY.equals(cqEvent.getKey().toString())) {
                    queryUpdateExecuted = true;
                } else if (cqEvent.getQueryOperation().isDestroy() && cqEvent.getBaseOperation().isUpdate() && DELTA_KEY.equals(cqEvent.getKey().toString())) {
                    queryDestroyExecuted = true;
                }
                if (forOldNewCQVarification) {
                    if (DELTA_KEY.equals(cqEvent.getKey().toString())) {
                        if (numValidCqEvents == 0 && ((DeltaTestImpl) cqEvent.getNewValue()).getIntVar() == 8) {
                            procced = true;
                        } else if (procced && numValidCqEvents == 1 && ((DeltaTestImpl) cqEvent.getNewValue()).getIntVar() == 10) {
                            // this tell us that every thing is fine
                            isFailed = true;
                        }
                    }
                }
                numValidCqEvents++;
            }
        };
        cqf.addCqListener(cqlist);
        CqAttributes cqa = cqf.create();
        CqQuery cq = cache.getQueryService().newCq("CQ_Delta", CQ, cqa);
        cq.execute();
    }
}

Example 2 with Delta

use of org.apache.geode.Delta in project geode by apache.

the class LocalRegion method extractDeltaIntoEvent.

private void extractDeltaIntoEvent(Object value, EntryEventImpl event) {
    // 11. Wrap any checked exception in InternalGemFireException before throwing it.
    try {
        // How costly is this if check?
        if (getSystem().getConfig().getDeltaPropagation() && value instanceof Delta) {
            boolean extractDelta = false;
            if (!this.hasServerProxy()) {
                if (this instanceof PartitionedRegion) {
                    if (((PartitionedRegion) this).getRedundantCopies() > 0) {
                        extractDelta = true;
                    } else {
                        InternalDistributedMember ids = (InternalDistributedMember) PartitionRegionHelper.getPrimaryMemberForKey(this, event.getKey());
                        if (ids != null) {
                            extractDelta = !this.getSystem().getMemberId().equals(ids.getId()) || hasAdjunctRecipientsNeedingDelta(event);
                        } else {
                            extractDelta = true;
                        }
                    }
                } else if (this instanceof DistributedRegion && !((DistributedRegion) this).scope.isDistributedNoAck() && !((CacheDistributionAdvisee) this).getCacheDistributionAdvisor().adviseCacheOp().isEmpty()) {
                    extractDelta = true;
                }
                if (!extractDelta && ClientHealthMonitor.getInstance() != null) {
                    extractDelta = ClientHealthMonitor.getInstance().hasDeltaClients();
                }
            } else if (HandShake.isDeltaEnabledOnServer()) {
                // This is a client region
                extractDelta = true;
            }
            if (extractDelta && ((org.apache.geode.Delta) value).hasDelta()) {
                HeapDataOutputStream hdos = new HeapDataOutputStream(Version.CURRENT);
                long start = DistributionStats.getStatTime();
                try {
                    ((org.apache.geode.Delta) value).toDelta(hdos);
                } catch (RuntimeException re) {
                    throw re;
                } catch (Exception e) {
                    throw new DeltaSerializationException(LocalizedStrings.DistributionManager_CAUGHT_EXCEPTION_WHILE_SENDING_DELTA.toLocalizedString(), e);
                }
                event.setDeltaBytes(hdos.toByteArray());
                this.getCachePerfStats().endDeltaPrepared(start);
            }
        }
    } catch (RuntimeException re) {
        throw re;
    } catch (Exception e) {
        throw new InternalGemFireException(e);
    }
}