Examples with ClientCacheFactory org.apache.geode.cache.client.ClientCacheFactory used on opensource projects

Example 6 with ClientCacheFactory

use of org.apache.geode.cache.client.ClientCacheFactory in project geode by apache.

the class PdxQueryDUnitTest method testPutAllWithIndexes.

/**
   * This test creates 3 cache servers with a PR and one client which puts some PDX values in PR and
   * runs a query. This was failing randomly in a POC.
   */
@Test
public void testPutAllWithIndexes() {
    final String name = "testRegion";
    final Host host = Host.getHost(0);
    VM vm0 = host.getVM(0);
    VM vm1 = host.getVM(1);
    VM vm2 = host.getVM(2);
    VM vm3 = host.getVM(3);
    final Properties config = new Properties();
    config.setProperty("locators", "localhost[" + DistributedTestUtils.getDUnitLocatorPort() + "]");
    // Start server
    vm0.invoke(new CacheSerializableRunnable("Create Bridge Server") {

        public void run2() throws CacheException {
            Cache cache = new CacheFactory(config).create();
            AttributesFactory factory = new AttributesFactory();
            PartitionAttributesFactory prfactory = new PartitionAttributesFactory();
            prfactory.setRedundantCopies(0);
            factory.setPartitionAttributes(prfactory.create());
            cache.createRegionFactory(factory.create()).create(name);
            try {
                startCacheServer(0, false);
            } catch (Exception ex) {
                Assert.fail("While starting CacheServer", ex);
            }
            // Create Index on empty region
            try {
                cache.getQueryService().createIndex("myFuncIndex", "intId", "/" + name);
            } catch (Exception e) {
                Assert.fail("index creation failed", e);
            }
        }
    });
    // Start server
    vm1.invoke(new CacheSerializableRunnable("Create Bridge Server") {

        public void run2() throws CacheException {
            Cache cache = new CacheFactory(config).create();
            AttributesFactory factory = new AttributesFactory();
            PartitionAttributesFactory prfactory = new PartitionAttributesFactory();
            prfactory.setRedundantCopies(0);
            factory.setPartitionAttributes(prfactory.create());
            cache.createRegionFactory(factory.create()).create(name);
            try {
                startCacheServer(0, false);
            } catch (Exception ex) {
                Assert.fail("While starting CacheServer", ex);
            }
        }
    });
    // Start server
    vm2.invoke(new CacheSerializableRunnable("Create Bridge Server") {

        public void run2() throws CacheException {
            Cache cache = new CacheFactory(config).create();
            AttributesFactory factory = new AttributesFactory();
            PartitionAttributesFactory prfactory = new PartitionAttributesFactory();
            prfactory.setRedundantCopies(0);
            factory.setPartitionAttributes(prfactory.create());
            cache.createRegionFactory(factory.create()).create(name);
            try {
                startCacheServer(0, false);
            } catch (Exception ex) {
                Assert.fail("While starting CacheServer", ex);
            }
        }
    });
    // Create client region
    final int port = vm0.invoke(() -> PdxQueryDUnitTest.getCacheServerPort());
    final String host0 = NetworkUtils.getServerHostName(vm2.getHost());
    vm3.invoke(new CacheSerializableRunnable("Create region") {

        public void run2() throws CacheException {
            Properties config = new Properties();
            config.setProperty("mcast-port", "0");
            ClientCache cache = new ClientCacheFactory(config).addPoolServer(host0, port).setPoolPRSingleHopEnabled(true).setPoolSubscriptionEnabled(true).create();
            AttributesFactory factory = new AttributesFactory();
            cache.createClientRegionFactory(ClientRegionShortcut.PROXY).create(name);
        }
    });
    vm3.invoke(new CacheSerializableRunnable("putAll() test") {

        @Override
        public void run2() throws CacheException {
            try {
                ClientCache cache = new ClientCacheFactory().create();
                Region region = cache.getRegion(name);
                QueryService queryService = cache.getQueryService();
                String k;
                for (int x = 0; x < 285; x++) {
                    k = Integer.valueOf(x).toString();
                    PortfolioPdx v = new PortfolioPdx(x, x);
                    region.put(k, v);
                }
                Query q = queryService.newQuery("SELECT DISTINCT * from /" + name + " WHERE ID = 2");
                SelectResults qResult = (SelectResults) q.execute();
                for (Object o : qResult.asList()) {
                    System.out.println("o = " + o);
                }
            } catch (Exception e) {
                Assert.fail("Querying failed: ", e);
            }
        }
    });
    Invoke.invokeInEveryVM(DistributedTestCase.class, "disconnectFromDS");
// }
}

Example 7 with ClientCacheFactory

use of org.apache.geode.cache.client.ClientCacheFactory in project geode by apache.

the class PdxQueryDUnitTest method testPdxInstanceWithMethodButNoField.

/**
   * Test to query a field that is not present in the Pdx object but has a get method
   * 
   * @throws CacheException
   */
@Test
public void testPdxInstanceWithMethodButNoField() throws CacheException {
    final Host host = Host.getHost(0);
    final VM vm0 = host.getVM(0);
    final VM vm1 = host.getVM(1);
    final VM vm2 = host.getVM(2);
    final VM vm3 = host.getVM(3);
    final int numberOfEntries = 10;
    final String name = "/" + regionName;
    final String[] qs = { "select * from " + name + " where status = 'active'", "select status from " + name + " where id >= 5" };
    // Start server1
    final int port1 = (Integer) vm0.invoke(new SerializableCallable("Create Server1") {

        @Override
        public Object call() throws Exception {
            Region r1 = getCache().createRegionFactory(RegionShortcut.PARTITION).create(regionName);
            CacheServer server = getCache().addCacheServer();
            int port = AvailablePortHelper.getRandomAvailablePortForDUnitSite();
            server.setPort(port);
            server.start();
            return port;
        }
    });
    // Start server2
    final int port2 = (Integer) vm1.invoke(new SerializableCallable("Create Server2") {

        @Override
        public Object call() throws Exception {
            Region r1 = getCache().createRegionFactory(RegionShortcut.PARTITION).create(regionName);
            CacheServer server = getCache().addCacheServer();
            int port = AvailablePortHelper.getRandomAvailablePortForDUnitSite();
            server.setPort(port);
            server.start();
            return port;
        }
    });
    // Start server3
    final int port3 = (Integer) vm2.invoke(new SerializableCallable("Create Server3") {

        @Override
        public Object call() throws Exception {
            Region r1 = getCache().createRegionFactory(RegionShortcut.PARTITION).create(regionName);
            CacheServer server = getCache().addCacheServer();
            int port = AvailablePortHelper.getRandomAvailablePortForDUnitSite();
            server.setPort(port);
            server.start();
            return port;
        }
    });
    // create client
    vm3.invoke(new SerializableCallable("Create client") {

        @Override
        public Object call() throws Exception {
            ClientCacheFactory cf = new ClientCacheFactory();
            cf.addPoolServer(NetworkUtils.getServerHostName(vm0.getHost()), port1);
            cf.addPoolServer(NetworkUtils.getServerHostName(vm1.getHost()), port2);
            cf.addPoolServer(NetworkUtils.getServerHostName(vm2.getHost()), port3);
            ClientCache cache = getClientCache(cf);
            Region region = cache.createClientRegionFactory(ClientRegionShortcut.PROXY).create(regionName);
            for (int i = 0; i < numberOfEntries; i++) {
                region.put("key-" + i, new TestObject(i, "vmware"));
            }
            return null;
        }
    });
    vm3.invoke(new SerializableCallable("Create client") {

        @Override
        public Object call() throws Exception {
            QueryService remoteQueryService = null;
            // Execute query remotely
            try {
                remoteQueryService = getCache().getQueryService();
            } catch (Exception e) {
                Assert.fail("Failed to get QueryService.", e);
            }
            for (int i = 0; i < qs.length; i++) {
                try {
                    SelectResults sr = (SelectResults) remoteQueryService.newQuery(qs[i]).execute();
                    assertEquals(5, sr.size());
                } catch (Exception e) {
                    Assert.fail("Failed executing " + qs[i], e);
                }
            }
            return null;
        }
    });
    // create index
    vm0.invoke(new SerializableCallable("Query") {

        @Override
        public Object call() throws Exception {
            QueryService qs = null;
            try {
                qs = getCache().getQueryService();
                qs.createIndex("status", "status", name);
            } catch (Exception e) {
                Assert.fail("Exception getting query service ", e);
            }
            return null;
        }
    });
    // create client
    vm3.invoke(new SerializableCallable("Create client") {

        @Override
        public Object call() throws Exception {
            QueryService remoteQueryService = null;
            // Execute query remotely
            try {
                remoteQueryService = getCache().getQueryService();
            } catch (Exception e) {
                Assert.fail("Failed to get QueryService.", e);
            }
            for (int i = 0; i < qs.length; i++) {
                try {
                    SelectResults sr = (SelectResults) remoteQueryService.newQuery(qs[i]).execute();
                    assertEquals(5, sr.size());
                } catch (Exception e) {
                    Assert.fail("Failed executing " + qs[i], e);
                }
            }
            return null;
        }
    });
    Invoke.invokeInEveryVM(DistributedTestCase.class, "disconnectFromDS");
}

Example 8 with ClientCacheFactory

use of org.apache.geode.cache.client.ClientCacheFactory in project geode by apache.

the class PdxQueryDUnitTest method testLocalMapInPeerTypePdxRegistry.

/**
   * In PeerTypeRegistration when a PdxType is updated, a local map of class => PdxTypes is
   * populated. This map is used to search a field for a class in different versions (PdxTypes) This
   * test verifies that the map is being updated by the cacheListener
   *
   * @throws CacheException
   */
@Test
public void testLocalMapInPeerTypePdxRegistry() throws CacheException {
    final Host host = Host.getHost(0);
    final VM vm0 = host.getVM(0);
    final VM vm1 = host.getVM(1);
    final VM vm2 = host.getVM(2);
    final VM vm3 = host.getVM(3);
    final int numberOfEntries = 10;
    final String name = "/" + regionName;
    final String[] qs = { "select * from " + name + " where pdxStatus = 'active'", "select pdxStatus from " + name + " where id > 4" };
    // Start server1
    final int port1 = (Integer) vm0.invoke(new SerializableCallable("Create Server1") {

        @Override
        public Object call() throws Exception {
            Region r1 = getCache().createRegionFactory(RegionShortcut.REPLICATE).create(regionName);
            CacheServer server = getCache().addCacheServer();
            int port = AvailablePortHelper.getRandomAvailablePortForDUnitSite();
            server.setPort(port);
            server.start();
            return port;
        }
    });
    // Start server2
    final int port2 = (Integer) vm1.invoke(new SerializableCallable("Create Server2") {

        @Override
        public Object call() throws Exception {
            Region r1 = getCache().createRegionFactory(RegionShortcut.REPLICATE).create(regionName);
            CacheServer server = getCache().addCacheServer();
            int port = AvailablePortHelper.getRandomAvailablePortForDUnitSite();
            server.setPort(port);
            server.start();
            return port;
        }
    });
    // client1 loads version 1 objects on server1
    vm2.invoke(new SerializableCallable("Create client") {

        @Override
        public Object call() throws Exception {
            ClientCacheFactory cf = new ClientCacheFactory();
            cf.addPoolServer(NetworkUtils.getServerHostName(vm0.getHost()), port1);
            ClientCache cache = getClientCache(cf);
            Region region = cache.createClientRegionFactory(ClientRegionShortcut.PROXY).create(regionName);
            // Load version 1 objects
            for (int i = 0; i < numberOfEntries; i++) {
                PdxInstanceFactory pdxInstanceFactory = PdxInstanceFactoryImpl.newCreator("PdxVersionedNewPortfolio", false);
                pdxInstanceFactory.writeInt("id", i);
                pdxInstanceFactory.writeString("pdxStatus", (i % 2 == 0 ? "active" : "inactive"));
                PdxInstance pdxInstance = pdxInstanceFactory.create();
                region.put("key-" + i, pdxInstance);
            }
            return null;
        }
    });
    // client 2 loads version 2 objects on server2
    vm3.invoke(new SerializableCallable("Create client") {

        @Override
        public Object call() throws Exception {
            ClientCacheFactory cf = new ClientCacheFactory();
            cf.addPoolServer(NetworkUtils.getServerHostName(vm1.getHost()), port2);
            ClientCache cache = getClientCache(cf);
            Region region = cache.createClientRegionFactory(ClientRegionShortcut.PROXY).create(regionName);
            // Load version 2 objects
            for (int i = numberOfEntries; i < numberOfEntries * 2; i++) {
                PdxInstanceFactory pdxInstanceFactory = PdxInstanceFactoryImpl.newCreator("PdxVersionedNewPortfolio", false);
                pdxInstanceFactory.writeInt("id", i);
                pdxInstanceFactory.writeString("status", (i % 2 == 0 ? "active" : "inactive"));
                PdxInstance pdxInstance = pdxInstanceFactory.create();
                region.put("key-" + i, pdxInstance);
            }
            return null;
        }
    });
    // on server 1 verify local map in PeerTypeRegistration has fields
    vm0.invoke(new SerializableCallable("Create client") {

        @Override
        public Object call() throws Exception {
            TypeRegistration registration = GemFireCacheImpl.getForPdx("PDX registry is unavailable because the Cache has been closed.").getPdxRegistry().getTypeRegistration();
            Assert.assertTrue(registration instanceof PeerTypeRegistration);
            Map<String, Set<PdxType>> m = ((PeerTypeRegistration) registration).getClassToType();
            assertEquals(1, m.size());
            assertEquals("PdxVersionedNewPortfolio", m.keySet().iterator().next());
            assertEquals(2, m.values().iterator().next().size());
            for (PdxType p : m.values().iterator().next()) {
                assertEquals("PdxVersionedNewPortfolio", p.getClassName());
            }
            return null;
        }
    });
    // on server 2 verify local map in PeerTypeRegistration has fields
    vm1.invoke(new SerializableCallable("Create client") {

        @Override
        public Object call() throws Exception {
            TypeRegistration registration = GemFireCacheImpl.getForPdx("PDX registry is unavailable because the Cache has been closed.").getPdxRegistry().getTypeRegistration();
            Assert.assertTrue(registration instanceof PeerTypeRegistration);
            Map<String, Set<PdxType>> m = ((PeerTypeRegistration) registration).getClassToType();
            assertEquals(1, m.size());
            assertEquals("PdxVersionedNewPortfolio", m.keySet().iterator().next());
            assertEquals(2, m.values().iterator().next().size());
            for (PdxType p : m.values().iterator().next()) {
                assertEquals("PdxVersionedNewPortfolio", p.getClassName());
            }
            return null;
        }
    });
    Invoke.invokeInEveryVM(DistributedTestCase.class, "disconnectFromDS");
}

Example 9 with ClientCacheFactory

use of org.apache.geode.cache.client.ClientCacheFactory in project geode by apache.

the class PdxQueryDUnitTest method testClientForFieldInOtherVersion.

/**
   * 2 servers(replicated) and 2 clients. client2 puts version1 and version2 objects on server1
   * client1 had registered interest to server2, hence gets the pdx objects for both versions Test
   * local query on client1 Test if client1 fetched pdxtypes from server
   * 
   * @throws CacheException
   */
@Test
public void testClientForFieldInOtherVersion() throws CacheException {
    final Host host = Host.getHost(0);
    final VM vm0 = host.getVM(0);
    final VM vm1 = host.getVM(1);
    final VM vm2 = host.getVM(2);
    final VM vm3 = host.getVM(3);
    final int numberOfEntries = 10;
    final String name = "/" + regionName;
    final String[] qs = { "select pdxStatus from " + name + " where pdxStatus = 'active'", "select status from " + name + " where id > 8 and id < 14" };
    // Start server1
    final int port1 = (Integer) vm0.invoke(new SerializableCallable("Create Server1") {

        @Override
        public Object call() throws Exception {
            Region r1 = getCache().createRegionFactory(RegionShortcut.REPLICATE).create(regionName);
            CacheServer server = getCache().addCacheServer();
            int port = AvailablePortHelper.getRandomAvailablePortForDUnitSite();
            server.setPort(port);
            server.start();
            return port;
        }
    });
    // Start server2
    final int port2 = (Integer) vm1.invoke(new SerializableCallable("Create Server2") {

        @Override
        public Object call() throws Exception {
            Region r1 = getCache().createRegionFactory(RegionShortcut.REPLICATE).create(regionName);
            CacheServer server = getCache().addCacheServer();
            int port = AvailablePortHelper.getRandomAvailablePortForDUnitSite();
            server.setPort(port);
            server.start();
            return port;
        }
    });
    // client 1 registers interest for server2
    vm2.invoke(new SerializableCallable("Create client") {

        @Override
        public Object call() throws Exception {
            ClientCacheFactory cf = new ClientCacheFactory();
            cf.setPoolSubscriptionEnabled(true);
            cf.addPoolServer(NetworkUtils.getServerHostName(vm1.getHost()), port2);
            ClientCache cache = getClientCache(cf);
            Region region = cache.createClientRegionFactory(ClientRegionShortcut.CACHING_PROXY).create(regionName);
            region.registerInterest("ALL_KEYS");
            return null;
        }
    });
    // client2 loads both version objects on server1
    vm3.invoke(new SerializableCallable("Create client") {

        @Override
        public Object call() throws Exception {
            ClientCacheFactory cf = new ClientCacheFactory();
            cf.addPoolServer(NetworkUtils.getServerHostName(vm0.getHost()), port1);
            ClientCache cache = getClientCache(cf);
            Region region = cache.createClientRegionFactory(ClientRegionShortcut.PROXY).create(regionName);
            // Load version 1 objects
            for (int i = 0; i < numberOfEntries; i++) {
                PdxInstanceFactory pdxFactory = cache.createPdxInstanceFactory("PdxPortfolio");
                pdxFactory.writeString("pdxStatus", (i % 2 == 0 ? "active" : "inactive"));
                pdxFactory.writeInt("id", i);
                PdxInstance pdxInstance = pdxFactory.create();
                region.put("key-" + i, pdxInstance);
            }
            ;
            // Load version 2 objects
            for (int i = numberOfEntries; i < numberOfEntries * 2; i++) {
                PdxInstanceFactory pdxFactory = cache.createPdxInstanceFactory("PdxPortfolio");
                pdxFactory.writeString("status", i % 2 == 0 ? "active" : "inactive");
                pdxFactory.writeInt("id", i);
                PdxInstance pdxInstance = pdxFactory.create();
                region.put("key-" + i, pdxInstance);
            }
            return null;
        }
    });
    // query locally on client 1 which has registered interest
    vm2.invoke(new SerializableCallable("Create client") {

        @Override
        public Object call() throws Exception {
            GemFireCacheImpl cache = (GemFireCacheImpl) getCache();
            cache.setReadSerialized(true);
            QueryService localQueryService = null;
            // Execute query remotely
            try {
                localQueryService = ((ClientCache) getCache()).getLocalQueryService();
            } catch (Exception e) {
                Assert.fail("Failed to get QueryService.", e);
            }
            for (int i = 0; i < qs.length; i++) {
                try {
                    SelectResults sr = (SelectResults) localQueryService.newQuery(qs[i]).execute();
                    assertEquals(5, sr.size());
                    if (i == 1) {
                        for (Object o : sr) {
                            if (o == null) {
                            } else if (o instanceof String) {
                            } else {
                                fail("Result should be either null or String and not " + o.getClass());
                            }
                        }
                    }
                } catch (Exception e) {
                    Assert.fail("Failed executing " + qs[i], e);
                }
            }
            // check if the types registered on server are fetched by the client
            TypeRegistration registration = GemFireCacheImpl.getForPdx("PDX registry is unavailable because the Cache has been closed.").getPdxRegistry().getTypeRegistration();
            Assert.assertTrue(registration instanceof ClientTypeRegistration);
            Map<Integer, PdxType> m = ((ClientTypeRegistration) registration).types();
            assertEquals(2, m.size());
            for (PdxType type : m.values()) {
                assertEquals("PdxPortfolio", type.getClassName());
            }
            return null;
        }
    });
    Invoke.invokeInEveryVM("Disconnecting from the Distributed system", () -> disconnectFromDS());
}

Example 10 with ClientCacheFactory

use of org.apache.geode.cache.client.ClientCacheFactory in project geode by apache.

the class PdxQueryDUnitTest method testPdxInstanceFieldInOtherVersion.

/**
   * Test to query a field that is not present in the Pdx object but is present in some other
   * version of the pdx instance
   * 
   * @throws CacheException
   */
@Test
public void testPdxInstanceFieldInOtherVersion() throws CacheException {
    final Host host = Host.getHost(0);
    final VM vm0 = host.getVM(0);
    final VM vm1 = host.getVM(1);
    final VM vm2 = host.getVM(2);
    final VM vm3 = host.getVM(3);
    final int numberOfEntries = 10;
    final String name = "/" + regionName;
    final String[] qs = { "select pdxStatus from " + name + " where pdxStatus = 'active'", "select pdxStatus from " + name + " where id > 8 and id < 14" };
    // Start server1
    final int port1 = (Integer) vm0.invoke(new SerializableCallable("Create Server1") {

        @Override
        public Object call() throws Exception {
            Region r1 = getCache().createRegionFactory(RegionShortcut.REPLICATE).create(regionName);
            CacheServer server = getCache().addCacheServer();
            int port = AvailablePortHelper.getRandomAvailablePortForDUnitSite();
            server.setPort(port);
            server.start();
            return port;
        }
    });
    // Start server2
    final int port2 = (Integer) vm1.invoke(new SerializableCallable("Create Server2") {

        @Override
        public Object call() throws Exception {
            Region r1 = getCache().createRegionFactory(RegionShortcut.REPLICATE).create(regionName);
            CacheServer server = getCache().addCacheServer();
            int port = AvailablePortHelper.getRandomAvailablePortForDUnitSite();
            server.setPort(port);
            server.start();
            return port;
        }
    });
    // client1 loads version 1 objects on server1
    vm2.invoke(new SerializableCallable("Create client") {

        @Override
        public Object call() throws Exception {
            ClientCacheFactory cf = new ClientCacheFactory();
            cf.addPoolServer(NetworkUtils.getServerHostName(vm0.getHost()), port1);
            ClientCache cache = getClientCache(cf);
            Region region = cache.createClientRegionFactory(ClientRegionShortcut.PROXY).create(regionName);
            // Load version 1 objects
            for (int i = 0; i < numberOfEntries; i++) {
                PdxInstanceFactory pdxInstanceFactory = PdxInstanceFactoryImpl.newCreator("PdxVersionedNewPortfolio", false);
                pdxInstanceFactory.writeInt("id", i);
                pdxInstanceFactory.writeString("pdxStatus", (i % 2 == 0 ? "active" : "inactive"));
                PdxInstance pdxInstance = pdxInstanceFactory.create();
                region.put("key-" + i, pdxInstance);
            }
            return null;
        }
    });
    // client 2 loads version 2 objects on server2
    vm3.invoke(new SerializableCallable("Create client") {

        @Override
        public Object call() throws Exception {
            ClientCacheFactory cf = new ClientCacheFactory();
            cf.addPoolServer(NetworkUtils.getServerHostName(vm1.getHost()), port2);
            ClientCache cache = getClientCache(cf);
            Region region = cache.createClientRegionFactory(ClientRegionShortcut.PROXY).create(regionName);
            // Load version 2 objects
            for (int i = numberOfEntries; i < numberOfEntries * 2; i++) {
                PdxInstanceFactory pdxInstanceFactory = PdxInstanceFactoryImpl.newCreator("PdxVersionedNewPortfolio", false);
                pdxInstanceFactory.writeInt("id", i);
                pdxInstanceFactory.writeString("status", (i % 2 == 0 ? "active" : "inactive"));
                PdxInstance pdxInstance = pdxInstanceFactory.create();
                region.put("key-" + i, pdxInstance);
            }
            return null;
        }
    });
    // query remotely from client 1 with version 1 in classpath
    vm2.invoke(new SerializableCallable("Create client") {

        @Override
        public Object call() throws Exception {
            QueryService remoteQueryService = null;
            // Execute query remotely
            try {
                remoteQueryService = getCache().getQueryService();
            } catch (Exception e) {
                Assert.fail("Failed to get QueryService.", e);
            }
            for (int i = 0; i < qs.length; i++) {
                try {
                    SelectResults sr = (SelectResults) remoteQueryService.newQuery(qs[i]).execute();
                    assertEquals(5, sr.size());
                    if (i == 1) {
                        for (Object o : sr) {
                            if (o == null) {
                            } else if (o instanceof String) {
                            } else {
                                fail("Result should be either null or String and not " + o.getClass());
                            }
                        }
                    }
                } catch (Exception e) {
                    Assert.fail("Failed executing " + qs[i], e);
                }
            }
            return null;
        }
    });
    // query remotely from client 2 with version 2 in classpath
    vm3.invoke(new SerializableCallable("Create client") {

        @Override
        public Object call() throws Exception {
            QueryService remoteQueryService = null;
            // Execute query remotely
            try {
                remoteQueryService = getCache().getQueryService();
            } catch (Exception e) {
                Assert.fail("Failed to get QueryService.", e);
            }
            for (int i = 0; i < qs.length; i++) {
                try {
                    SelectResults sr = (SelectResults) remoteQueryService.newQuery(qs[i]).execute();
                    assertEquals(5, sr.size());
                    if (i == 1) {
                        for (Object o : sr) {
                            if (o == null) {
                            } else if (o instanceof String) {
                            } else {
                                fail("Result should be either null or String and not " + o.getClass());
                            }
                        }
                    }
                } catch (Exception e) {
                    Assert.fail("Failed executing " + qs[i], e);
                }
            }
            return null;
        }
    });
    // query locally on server
    vm0.invoke(new SerializableCallable("Create client") {

        @Override
        public Object call() throws Exception {
            GemFireCacheImpl cache = (GemFireCacheImpl) getCache();
            cache.setReadSerialized(true);
            QueryService queryService = null;
            try {
                queryService = getCache().getQueryService();
            } catch (Exception e) {
                Assert.fail("Failed to get QueryService.", e);
            }
            for (int i = 0; i < qs.length; i++) {
                try {
                    SelectResults sr = (SelectResults) queryService.newQuery(qs[i]).execute();
                    assertEquals(5, sr.size());
                    if (i == 1) {
                        for (Object o : sr) {
                            if (o == null) {
                            } else if (o instanceof String) {
                            } else {
                                fail("Result should be either null or String and not " + o.getClass());
                            }
                        }
                    }
                } catch (Exception e) {
                    Assert.fail("Failed executing " + qs[i], e);
                }
            }
            return null;
        }
    });
    // create index
    vm0.invoke(new SerializableCallable("Query") {

        @Override
        public Object call() throws Exception {
            QueryService qs = null;
            try {
                qs = getCache().getQueryService();
                qs.createIndex("status", "status", name);
            } catch (Exception e) {
                Assert.fail("Exception getting query service ", e);
            }
            return null;
        }
    });
    // query from client 1 with version 1 in classpath
    vm2.invoke(new SerializableCallable("Create client") {

        @Override
        public Object call() throws Exception {
            QueryService remoteQueryService = null;
            // Execute query remotely
            try {
                remoteQueryService = getCache().getQueryService();
            } catch (Exception e) {
                Assert.fail("Failed to get QueryService.", e);
            }
            for (int i = 0; i < qs.length; i++) {
                try {
                    SelectResults sr = (SelectResults) remoteQueryService.newQuery(qs[i]).execute();
                    assertEquals(5, sr.size());
                } catch (Exception e) {
                    Assert.fail("Failed executing " + qs[i], e);
                }
            }
            return null;
        }
    });
    Invoke.invokeInEveryVM(DistributedTestCase.class, "disconnectFromDS");
}