com.englishtown.vertx.cassandra.CassandraConfigurator java code examples

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List<String> seeds = configurator.getSeeds();
if (seeds == null || seeds.isEmpty()) {
  throw new RuntimeException("Cassandra seeds are missing");
if (configurator.getPort() != null) {
  clusterBuilder.withPort(configurator.getPort());
if (configurator.getLoadBalancingPolicy() != null) {
  clusterBuilder.withLoadBalancingPolicy(configurator.getLoadBalancingPolicy());
if (configurator.getReconnectionPolicy() != null) {
  clusterBuilder.withReconnectionPolicy(configurator.getReconnectionPolicy());
if (configurator.getPoolingOptions() != null) {
  clusterBuilder.withPoolingOptions(configurator.getPoolingOptions());
if (configurator.getSocketOptions() != null) {
  clusterBuilder.withSocketOptions(configurator.getSocketOptions());
if (configurator.getQueryOptions() != null) {
  clusterBuilder.withQueryOptions(configurator.getQueryOptions());
if (configurator.getMetricsOptions() != null) {
  if (!configurator.getMetricsOptions().isJMXReportingEnabled()) {
    clusterBuilder.withoutJMXReporting();
if (configurator.getAuthProvider() != null) {
  clusterBuilder.withAuthProvider(configurator.getAuthProvider());

@Inject
public DefaultCassandraSession(Cluster.Builder clusterBuilder, CassandraConfigurator configurator, Vertx vertx) {
  this.clusterBuilder = clusterBuilder;
  this.configurator = configurator;
  this.vertx = vertx;
  this.metrics = new Metrics(this);
  configurator.onReady(result -> {
    if (result.failed()) {
      initResult = result;
      runOnReadyCallbacks(initResult);
      return;
    }
    try {
      init(configurator);
    } catch (Throwable t) {
      initResult = Future.failedFuture(t);
      runOnReadyCallbacks(initResult);
    }
  });
}

when(configurator.getLoadBalancingPolicy()).thenReturn(lbPolicy);
PoolingOptions poolingOptions = mock(PoolingOptions.class);
when(configurator.getPoolingOptions()).thenReturn(poolingOptions);
SocketOptions socketOptions = mock(SocketOptions.class);
when(configurator.getSocketOptions()).thenReturn(socketOptions);
QueryOptions queryOptions = mock(QueryOptions.class);
when(configurator.getQueryOptions()).thenReturn(queryOptions);
MetricsOptions metricsOptions = mock(MetricsOptions.class);
when(configurator.getMetricsOptions()).thenReturn(metricsOptions);

@Before
public void setUp() {
  SettableFuture<Session> sessionFuture = SettableFuture.create();
  when(vertx.getOrCreateContext()).thenReturn(context);
  doAnswer(invocation -> {
    Handler<Void> handler = (Handler<Void>) invocation.getArguments()[0];
    handler.handle(null);
    return null;
  }).when(context).runOnContext(any());
  when(clusterBuilder.build()).thenReturn(cluster);
  when(cluster.getConfiguration()).thenReturn(configuration);
  when(cluster.connectAsync()).thenReturn(sessionFuture);
  when(cluster.getMetadata()).thenReturn(metadata);
  when(cluster.closeAsync()).thenReturn(closeFuture);
  when(closeFuture.force()).thenReturn(closeFuture);
  when(configurator.getSeeds()).thenReturn(seeds);
  seeds.add("127.0.0.1");
  when(session.getCluster()).thenReturn(cluster);
  when(session.prepareAsync(any(RegularStatement.class))).thenReturn(preparedStatementFuture);
  when(session.prepareAsync(anyString())).thenReturn(preparedStatementFuture);
  cassandraSession = new DefaultCassandraSession(clusterBuilder, configurator, vertx);
  verify(configurator).onReady(onReadyCaptor.capture());
  onReadyCaptor.getValue().handle(Future.succeededFuture());
  sessionFuture.set(session);
}

List<String> seeds = configurator.getSeeds();
JsonArray arr = new JsonArray();
json.put("seeds", arr);

List<String> seeds = configurator.getSeeds();
JsonArray arr = new JsonArray();
json.put("seeds", arr);

List<String> seeds = configurator.getSeeds();
if (seeds == null || seeds.isEmpty()) {
  throw new RuntimeException("Cassandra seeds are missing");
if (configurator.getPort() != null) {
  clusterBuilder.withPort(configurator.getPort());
if (configurator.getLoadBalancingPolicy() != null) {
  clusterBuilder.withLoadBalancingPolicy(configurator.getLoadBalancingPolicy());
if (configurator.getReconnectionPolicy() != null) {
  clusterBuilder.withReconnectionPolicy(configurator.getReconnectionPolicy());
if (configurator.getPoolingOptions() != null) {
  clusterBuilder.withPoolingOptions(configurator.getPoolingOptions());
if (configurator.getSocketOptions() != null) {
  clusterBuilder.withSocketOptions(configurator.getSocketOptions());
if (configurator.getQueryOptions() != null) {
  clusterBuilder.withQueryOptions(configurator.getQueryOptions());
if (configurator.getMetricsOptions() != null) {
  if (!configurator.getMetricsOptions().isJMXReportingEnabled()) {
    clusterBuilder.withoutJMXReporting();
if (configurator.getAuthProvider() != null) {
  clusterBuilder.withAuthProvider(configurator.getAuthProvider());

@Inject
public DefaultCassandraSession(Cluster.Builder clusterBuilder, CassandraConfigurator configurator, Vertx vertx) {
  this.clusterBuilder = clusterBuilder;
  this.configurator = configurator;
  this.vertx = vertx;
  this.metrics = new Metrics(this);
  configurator.onReady(result -> {
    if (result.failed()) {
      initResult = result;
      runOnReadyCallbacks(initResult);
      return;
    }
    try {
      init(configurator);
    } catch (Throwable t) {
      initResult = Future.failedFuture(t);
      runOnReadyCallbacks(initResult);
    }
  });
}

List<String> seeds = configurator.getSeeds();
JsonArray arr = new JsonArray();
json.putArray("seeds", arr);

protected void init(CassandraConfigurator configurator) {
  List<String> seeds = configurator.getSeeds();
  if (seeds == null || seeds.isEmpty()) {
    throw new RuntimeException("Cassandra seeds are missing");
  if (configurator.getLoadBalancingPolicy() != null) {
    clusterBuilder.withLoadBalancingPolicy(configurator.getLoadBalancingPolicy());
  if (configurator.getReconnectionPolicy() != null) {
    clusterBuilder.withReconnectionPolicy(configurator.getReconnectionPolicy());
  if (configurator.getPoolingOptions() != null) {
    clusterBuilder.withPoolingOptions(configurator.getPoolingOptions());
  if (configurator.getSocketOptions() != null) {
    clusterBuilder.withSocketOptions(configurator.getSocketOptions());
  if (configurator.getQueryOptions() != null) {
    clusterBuilder.withQueryOptions(configurator.getQueryOptions());
  if (configurator.getMetricsOptions() != null) {
    if (!configurator.getMetricsOptions().isJMXReportingEnabled()) {
      clusterBuilder.withoutJMXReporting();
  if (configurator.getAuthProvider() != null) {
    clusterBuilder.withAuthProvider(configurator.getAuthProvider());

@Inject
public DefaultCassandraSession(Cluster.Builder clusterBuilder, CassandraConfigurator configurator, Vertx vertx) {
  this.clusterBuilder = clusterBuilder;
  this.configurator = configurator;
  this.vertx = vertx;
  this.metrics = new Metrics(this);
  configurator.onReady(result -> {
    if (result.failed()) {
      runOnReadyCallbacks(result);
      return;
    }
    init(configurator);
  });
}

@Test
public void testCtorReadyFail() throws Exception {
  reset(configurator);
  DefaultCassandraSession cassandraSession = new DefaultCassandraSession(clusterBuilder, configurator, vertx);
  CompletableFuture<Void> future = new CompletableFuture<>();
  onReadyFail.accept(cassandraSession, future);
  verify(configurator).onReady(onReadyCaptor.capture());
  onReadyCaptor.getValue().handle(Future.failedFuture("Test fail"));
  future.get();
  future = new CompletableFuture<>();
  onReadyFail.accept(cassandraSession, future);
  future.get();
}

@Test
public void testCtorInitFail() throws Exception {
  seeds.clear();
  reset(configurator);
  DefaultCassandraSession cassandraSession = new DefaultCassandraSession(clusterBuilder, configurator, vertx);
  CompletableFuture<Void> future = new CompletableFuture<>();
  onReadyFail.accept(cassandraSession, future);
  verify(configurator).onReady(onReadyCaptor.capture());
  onReadyCaptor.getValue().handle(Future.succeededFuture());
  future.get();
  future = new CompletableFuture<>();
  onReadyFail.accept(cassandraSession, future);
  future.get();
}

Javadoc

Provides cassandra configuration for the session

Most used methods

getLoadBalancingPolicy
Optional load balancing policy
getMetricsOptions
Optional metrics options
getPoolingOptions
Optional pooling options
getQueryOptions
Optional query options
getSeeds
List of cassandra seed hosts or IPs
getSocketOptions
Optional socket options
onReady
Register a callback for when the configurator is ready to use
getAuthProvider
Optional auth provider
getReconnectionPolicy
Optional reconnection policy
getPort
Optional port to use to connect to cassandra.

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How to useCassandraConfigurator in com.englishtown.vertx.cassandra

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