Examples with DefaultSession com.datastax.oss.driver.internal.core.session.DefaultSession used on opensource projects

Example 6 with DefaultSession

use of com.datastax.oss.driver.internal.core.session.DefaultSession in project java-driver by datastax.

the class AddedNodeIT method should_signal_and_create_pool_when_node_gets_added.

@Test
public void should_signal_and_create_pool_when_node_gets_added() {
    AddListener addListener = new AddListener();
    try (CqlSession session = SessionUtils.newSession(CCM_RULE, null, addListener, null, null)) {
        assertThat(session.getMetadata().getTokenMap()).isPresent();
        Set<TokenRange> tokenRanges = session.getMetadata().getTokenMap().get().getTokenRanges();
        assertThat(tokenRanges).hasSize(3);
        CCM_RULE.getCcmBridge().add(4, "dc1");
        await().pollInterval(500, TimeUnit.MILLISECONDS).atMost(60, TimeUnit.SECONDS).until(() -> addListener.addedNode != null);
        Map<Node, ChannelPool> pools = ((DefaultSession) session).getPools();
        await().pollInterval(500, TimeUnit.MILLISECONDS).atMost(60, TimeUnit.SECONDS).until(() -> pools.containsKey(addListener.addedNode));
        await().pollInterval(500, TimeUnit.MILLISECONDS).atMost(60, TimeUnit.SECONDS).until(() -> session.getMetadata().getTokenMap().get().getTokenRanges().size() == 4);
    }
}

Example 7 with DefaultSession

use of com.datastax.oss.driver.internal.core.session.DefaultSession in project java-driver by datastax.

the class ReactiveGraphRequestProcessorTest method should_complete_multi_page_result.

@Test
@UseDataProvider(value = "allDseProtocolVersionsAndSupportedGraphProtocols", location = DseTestDataProviders.class)
public void should_complete_multi_page_result(DseProtocolVersion version, GraphProtocol graphProtocol) throws IOException {
    when(graphSupportChecker.isPagingEnabled(any(), any())).thenReturn(true);
    when(graphSupportChecker.inferGraphProtocol(any(), any(), any())).thenReturn(graphProtocol);
    GraphRequestHandlerTestHarness.Builder builder = GraphRequestHandlerTestHarness.builder().withProtocolVersion(version);
    PoolBehavior node1Behavior = builder.customBehavior(node1);
    try (GraphRequestHandlerTestHarness harness = builder.build()) {
        DefaultSession session = harness.getSession();
        DefaultDriverContext context = harness.getContext();
        GraphStatement<?> graphStatement = ScriptGraphStatement.newInstance("g.V()");
        GraphBinaryModule graphBinaryModule = createGraphBinaryModule(context);
        when(asyncProcessor.getGraphBinaryModule()).thenReturn(graphBinaryModule);
        ReactiveGraphResultSet publisher = new ReactiveGraphRequestProcessor(asyncProcessor).process(graphStatement, session, context, "test");
        Flowable<ReactiveGraphNode> rowsPublisher = Flowable.fromPublisher(publisher).cache();
        rowsPublisher.subscribe();
        // emulate page 1
        node1Behavior.setResponseSuccess(defaultDseFrameOf(tenGraphRows(graphProtocol, graphBinaryModule, 1, false)));
        // emulate page 2
        node1Behavior.setResponseSuccess(defaultDseFrameOf(tenGraphRows(graphProtocol, graphBinaryModule, 2, true)));
        List<ReactiveGraphNode> rows = rowsPublisher.toList().blockingGet();
        assertThat(rows).hasSize(20);
        checkResultSet(rows);
        Flowable<ExecutionInfo> execInfosFlowable = Flowable.fromPublisher(publisher.getExecutionInfos());
        assertThat(execInfosFlowable.toList().blockingGet()).hasSize(2).containsExactly(rows.get(0).getExecutionInfo(), rows.get(10).getExecutionInfo());
    }
}

Example 8 with DefaultSession

use of com.datastax.oss.driver.internal.core.session.DefaultSession in project java-driver by datastax.

the class CqlRequestReactiveProcessorTest method should_complete_multi_page_result.

@Test
@UseDataProvider(value = "allDseAndOssProtocolVersions", location = DseTestDataProviders.class)
public void should_complete_multi_page_result(ProtocolVersion version) {
    RequestHandlerTestHarness.Builder builder = RequestHandlerTestHarness.builder().withProtocolVersion(version);
    PoolBehavior node1Behavior = builder.customBehavior(node1);
    try (RequestHandlerTestHarness harness = builder.build()) {
        DefaultSession session = harness.getSession();
        InternalDriverContext context = harness.getContext();
        // The 2nd page is obtained by an "external" call to session.executeAsync(),
        // so we need to mock that.
        CompletableFuture<AsyncResultSet> page2Future = new CompletableFuture<>();
        when(session.executeAsync(any(Statement.class))).thenAnswer(invocation -> page2Future);
        ExecutionInfo mockInfo = mock(ExecutionInfo.class);
        ReactiveResultSet publisher = new CqlRequestReactiveProcessor(new CqlRequestAsyncProcessor()).process(UNDEFINED_IDEMPOTENCE_STATEMENT, session, context, "test");
        Flowable<ReactiveRow> rowsPublisher = Flowable.fromPublisher(publisher).cache();
        rowsPublisher.subscribe();
        // emulate arrival of page 1
        node1Behavior.setResponseSuccess(defaultFrameOf(DseTestFixtures.tenDseRows(1, false)));
        // emulate arrival of page 2 following the call to session.executeAsync()
        page2Future.complete(Conversions.toResultSet(DseTestFixtures.tenDseRows(2, true), mockInfo, harness.getSession(), harness.getContext()));
        List<ReactiveRow> rows = rowsPublisher.toList().blockingGet();
        assertThat(rows).hasSize(20);
        ReactiveRow first = rows.get(0);
        ExecutionInfo firstExecutionInfo = first.getExecutionInfo();
        assertThat(firstExecutionInfo.getCoordinator()).isEqualTo(node1);
        assertThat(firstExecutionInfo.getErrors()).isEmpty();
        assertThat(firstExecutionInfo.getIncomingPayload()).isEmpty();
        assertThat(firstExecutionInfo.getPagingState()).isNotNull();
        assertThat(firstExecutionInfo.getSpeculativeExecutionCount()).isEqualTo(0);
        assertThat(firstExecutionInfo.getSuccessfulExecutionIndex()).isEqualTo(0);
        assertThat(firstExecutionInfo.getWarnings()).isEmpty();
        ReactiveRow inSecondPage = rows.get(10);
        ExecutionInfo secondExecutionInfo = inSecondPage.getExecutionInfo();
        assertThat(secondExecutionInfo).isSameAs(mockInfo);
        Flowable<ExecutionInfo> execInfosFlowable = Flowable.fromPublisher(publisher.getExecutionInfos());
        assertThat(execInfosFlowable.toList().blockingGet()).containsExactly(firstExecutionInfo, secondExecutionInfo);
        Flowable<ColumnDefinitions> colDefsFlowable = Flowable.fromPublisher(publisher.getColumnDefinitions());
        assertThat(colDefsFlowable.toList().blockingGet()).containsExactly(first.getColumnDefinitions());
        Flowable<Boolean> wasAppliedFlowable = Flowable.fromPublisher(publisher.wasApplied());
        assertThat(wasAppliedFlowable.toList().blockingGet()).containsExactly(first.wasApplied());
    }
}

Example 9 with DefaultSession

use of com.datastax.oss.driver.internal.core.session.DefaultSession in project java-driver by datastax.

the class CqlRequestReactiveProcessorTest method should_complete_single_page_result.

@Test
@UseDataProvider(value = "allDseAndOssProtocolVersions", location = DseTestDataProviders.class)
public void should_complete_single_page_result(ProtocolVersion version) {
    try (RequestHandlerTestHarness harness = RequestHandlerTestHarness.builder().withProtocolVersion(version).withResponse(node1, defaultFrameOf(singleDseRow())).build()) {
        DefaultSession session = harness.getSession();
        InternalDriverContext context = harness.getContext();
        ReactiveResultSet publisher = new CqlRequestReactiveProcessor(new CqlRequestAsyncProcessor()).process(UNDEFINED_IDEMPOTENCE_STATEMENT, session, context, "test");
        List<ReactiveRow> rows = Flowable.fromPublisher(publisher).toList().blockingGet();
        assertThat(rows).hasSize(1);
        ReactiveRow row = rows.get(0);
        assertThat(row.getString("message")).isEqualTo("hello, world");
        ExecutionInfo executionInfo = row.getExecutionInfo();
        assertThat(executionInfo.getCoordinator()).isEqualTo(node1);
        assertThat(executionInfo.getErrors()).isEmpty();
        assertThat(executionInfo.getIncomingPayload()).isEmpty();
        assertThat(executionInfo.getPagingState()).isNull();
        assertThat(executionInfo.getSpeculativeExecutionCount()).isEqualTo(0);
        assertThat(executionInfo.getSuccessfulExecutionIndex()).isEqualTo(0);
        assertThat(executionInfo.getWarnings()).isEmpty();
        Flowable<ExecutionInfo> execInfosFlowable = Flowable.fromPublisher(publisher.getExecutionInfos());
        assertThat(execInfosFlowable.toList().blockingGet()).containsExactly(executionInfo);
        Flowable<ColumnDefinitions> colDefsFlowable = Flowable.fromPublisher(publisher.getColumnDefinitions());
        assertThat(colDefsFlowable.toList().blockingGet()).containsExactly(row.getColumnDefinitions());
        Flowable<Boolean> wasAppliedFlowable = Flowable.fromPublisher(publisher.wasApplied());
        assertThat(wasAppliedFlowable.toList().blockingGet()).containsExactly(row.wasApplied());
    }
}