Examples with DiscoveryService com.hazelcast.spi.discovery.integration.DiscoveryService used on opensource projects

Example 11 with DiscoveryService

use of com.hazelcast.spi.discovery.integration.DiscoveryService in project hazelcast by hazelcast.

the class ClientDiscoverySpiTest method test_CustomDiscoveryService_whenDiscoveredNodes_isEmpty.

@Test
public void test_CustomDiscoveryService_whenDiscoveredNodes_isEmpty() {
    ClientConfig config = new ClientConfig();
    config.setProperty(ClusterProperty.DISCOVERY_SPI_ENABLED.getName(), "true");
    final DiscoveryService discoveryService = mock(DiscoveryService.class);
    when(discoveryService.discoverNodes()).thenReturn(Collections.emptyList());
    DiscoveryServiceProvider discoveryServiceProvider = arg0 -> discoveryService;
    ClientNetworkConfig networkConfig = config.getNetworkConfig();
    config.getConnectionStrategyConfig().getConnectionRetryConfig().setClusterConnectTimeoutMillis(0);
    networkConfig.getDiscoveryConfig().addDiscoveryStrategyConfig(new DiscoveryStrategyConfig());
    networkConfig.getDiscoveryConfig().setDiscoveryServiceProvider(discoveryServiceProvider);
    try {
        HazelcastClient.newHazelcastClient(config);
    } catch (IllegalStateException expected) {
    // no server available
    }
    verify(discoveryService, new AtLeast(1)).discoverNodes();
}

Example 12 with DiscoveryService

use of com.hazelcast.spi.discovery.integration.DiscoveryService in project hazelcast by hazelcast.

the class ClientDiscoverySpiTest method test_CustomDiscoveryService_whenDiscoveredNodes_isNull.

@Test
public void test_CustomDiscoveryService_whenDiscoveredNodes_isNull() {
    ClientConfig config = new ClientConfig();
    config.setProperty(ClusterProperty.DISCOVERY_SPI_ENABLED.getName(), "true");
    final DiscoveryService discoveryService = mock(DiscoveryService.class);
    when(discoveryService.discoverNodes()).thenReturn(null);
    DiscoveryServiceProvider discoveryServiceProvider = arg0 -> discoveryService;
    ClientNetworkConfig networkConfig = config.getNetworkConfig();
    config.getConnectionStrategyConfig().getConnectionRetryConfig().setClusterConnectTimeoutMillis(2000);
    networkConfig.getDiscoveryConfig().addDiscoveryStrategyConfig(new DiscoveryStrategyConfig());
    networkConfig.getDiscoveryConfig().setDiscoveryServiceProvider(discoveryServiceProvider);
    try {
        HazelcastClient.newHazelcastClient(config);
        fail("Client cannot start, discovery nodes is null!");
    } catch (NullPointerException expected) {
    // discovered nodes is null
    }
    verify(discoveryService).discoverNodes();
}

Example 13 with DiscoveryService

use of com.hazelcast.spi.discovery.integration.DiscoveryService in project hazelcast by hazelcast.

the class ClientDiscoverySpiTest method testNodeFilter_from_xml.

@Test
public void testNodeFilter_from_xml() throws Exception {
    String xmlFileName = "hazelcast-client-discovery-spi-test.xml";
    InputStream xmlResource = ClientDiscoverySpiTest.class.getClassLoader().getResourceAsStream(xmlFileName);
    ClientConfig clientConfig = new XmlClientConfigBuilder(xmlResource).build();
    ClientNetworkConfig networkConfig = clientConfig.getNetworkConfig();
    DiscoveryConfig discoveryConfig = networkConfig.getDiscoveryConfig();
    DiscoveryServiceProvider provider = new DefaultDiscoveryServiceProvider();
    DiscoveryService discoveryService = provider.newDiscoveryService(buildDiscoveryServiceSettings(discoveryConfig));
    discoveryService.start();
    discoveryService.discoverNodes();
    discoveryService.destroy();
    Field nodeFilterField = DefaultDiscoveryService.class.getDeclaredField("nodeFilter");
    nodeFilterField.setAccessible(true);
    TestNodeFilter nodeFilter = (TestNodeFilter) nodeFilterField.get(discoveryService);
    assertEquals(4, nodeFilter.getNodes().size());
}

Example 14 with DiscoveryService

use of com.hazelcast.spi.discovery.integration.DiscoveryService in project hazelcast by hazelcast.

the class DiscoverySpiTest method testCustomDiscoveryService_whenDiscoveredNodes_isEmpty.

@Test
public void testCustomDiscoveryService_whenDiscoveredNodes_isEmpty() {
    Config config = new Config();
    config.setProperty(ClusterProperty.DISCOVERY_SPI_ENABLED.getName(), "true");
    final DiscoveryService discoveryService = mock(DiscoveryService.class);
    DiscoveryServiceProvider discoveryServiceProvider = new DiscoveryServiceProvider() {

        public DiscoveryService newDiscoveryService(DiscoveryServiceSettings arg0) {
            when(discoveryService.discoverNodes()).thenReturn(Collections.<DiscoveryNode>emptyList());
            return discoveryService;
        }
    };
    config.getNetworkConfig().getJoin().getDiscoveryConfig().setDiscoveryServiceProvider(discoveryServiceProvider);
    HazelcastInstance instance = Hazelcast.newHazelcastInstance(config);
    try {
        verify(discoveryService, atLeastOnce()).discoverNodes();
    } finally {
        instance.getLifecycleService().terminate();
    }
}