## Uses of Class
io.vertx.core.VertxOptions

- Packages that use VertxOptions
  Package | Description
  --- | ---
  io.vertx.core |
  io.vertx.core.spi |
  io.vertx.ext.unit.junit |
  io.vertx.reactivex.core |
  io.vertx.rxjava.core |

- - ### Uses of VertxOptions in io.vertx.core

    Fields in io.vertx.core declared as VertxOptions
    Modifier and Type | Field and Description
    --- | ---
    `protected VertxOptions` | Starter.`options` Deprecated.

    Methods in io.vertx.core that return VertxOptions
    Modifier and Type | Method and Description
    --- | ---
    `VertxOptions` | VertxOptions.`setAddressResolverOptions(AddressResolverOptions addressResolverOptions)` Sets the address resolver configuration to configure resolving DNS servers, cache TTL, etc...
    `VertxOptions` | VertxOptions.`setBlockedThreadCheckInterval(long blockedThreadCheckInterval)` Sets the value of blocked thread check period, in `blockedThreadCheckIntervalUnit`.
    `VertxOptions` | VertxOptions.`setBlockedThreadCheckIntervalUnit(TimeUnit blockedThreadCheckIntervalUnit)` Set the time unit of `blockedThreadCheckInterval`.
    `VertxOptions` | VertxOptions.`setClustered(boolean clustered)` Set whether or not the Vert.x instance will be clustered.
    `VertxOptions` | VertxOptions.`setClusterHost(String clusterHost)` Set the hostname to be used for clustering.
    `VertxOptions` | VertxOptions.`setClusterManager(ClusterManager clusterManager)` Programmatically set the cluster manager to be used when clustering.
    `VertxOptions` | VertxOptions.`setClusterPingInterval(long clusterPingInterval)` Set the value of cluster ping interval, in ms.
    `VertxOptions` | VertxOptions.`setClusterPingReplyInterval(long clusterPingReplyInterval)` Set the value of cluster ping reply interval, in ms.
    `VertxOptions` | VertxOptions.`setClusterPort(int clusterPort)` Set the port to be used for clustering.
    `VertxOptions` | VertxOptions.`setClusterPublicHost(String clusterPublicHost)` Set the public facing hostname to be used for clustering.
    `VertxOptions` | VertxOptions.`setClusterPublicPort(int clusterPublicPort)` See `setClusterPublicHost(String)` for an explanation.
    `VertxOptions` | VertxOptions.`setEventBusOptions(EventBusOptions options)` Sets the event bus configuration to configure the host, port, ssl...
    `VertxOptions` | VertxOptions.`setEventLoopPoolSize(int eventLoopPoolSize)` Set the number of event loop threads to be used by the Vert.x instance.
    `VertxOptions` | VertxOptions.`setFileResolverCachingEnabled(boolean fileResolverCachingEnabled)` Deprecated.
    `VertxOptions` | VertxOptions.`setFileSystemOptions(FileSystemOptions fileSystemOptions)` Set the file system options
    `VertxOptions` | VertxOptions.`setHAEnabled(boolean haEnabled)` Set whether HA will be enabled on the Vert.x instance.
    `VertxOptions` | VertxOptions.`setHAGroup(String haGroup)` Set the HA group to be used when HA is enabled.
    `VertxOptions` | VertxOptions.`setInternalBlockingPoolSize(int internalBlockingPoolSize)` Set the value of internal blocking pool size
    `VertxOptions` | VertxOptions.`setMaxEventLoopExecuteTime(long maxEventLoopExecuteTime)` Sets the value of max event loop execute time, in `maxEventLoopExecuteTimeUnit`.
    `VertxOptions` | VertxOptions.`setMaxEventLoopExecuteTimeUnit(TimeUnit maxEventLoopExecuteTimeUnit)` Set the time unit of `maxEventLoopExecuteTime`.
    `VertxOptions` | VertxOptions.`setMaxWorkerExecuteTime(long maxWorkerExecuteTime)` Sets the value of max worker execute time, in `maxWorkerExecuteTimeUnit`.
    `VertxOptions` | VertxOptions.`setMaxWorkerExecuteTimeUnit(TimeUnit maxWorkerExecuteTimeUnit)` Set the time unit of `maxWorkerExecuteTime`.
    `VertxOptions` | VertxOptions.`setMetricsOptions(MetricsOptions metrics)` Set the metrics options
    `VertxOptions` | VertxOptions.`setPreferNativeTransport(boolean preferNativeTransport)` Set wether to prefer the native transport to the JDK transport.
    `VertxOptions` | VertxOptions.`setQuorumSize(int quorumSize)` Set the quorum size to be used when HA is enabled.
    `VertxOptions` | VertxOptions.`setWarningExceptionTime(long warningExceptionTime)` Set the threshold value above this, the blocked warning contains a stack trace.
    `VertxOptions` | VertxOptions.`setWarningExceptionTimeUnit(TimeUnit warningExceptionTimeUnit)` Set the time unit of `warningExceptionTime`.
    `VertxOptions` | VertxOptions.`setWorkerPoolSize(int workerPoolSize)` Set the maximum number of worker threads to be used by the Vert.x instance.

    Methods in io.vertx.core with parameters of type VertxOptions
    Modifier and Type | Method and Description
    --- | ---
    `protected void` | Starter.`beforeStartingVertx(VertxOptions options)` Deprecated. Hook for sub classes of `Starter` before the vertx instance is started.
    `void` | Launcher.`beforeStartingVertx(VertxOptions options)` Hook for sub-classes of `Launcher` before the vertx instance is started.
    `static void` | Vertx.`clusteredVertx(VertxOptions options, Handler<AsyncResult<Vertx>> resultHandler)` Creates a clustered instance using the specified options.
    `static Vertx` | Vertx.`vertx(VertxOptions options)` Creates a non clustered instance using the specified options

    Constructors in io.vertx.core with parameters of type VertxOptions
    Constructor and Description
    `VertxOptions(VertxOptions other)` Copy constructor

  - ### Uses of VertxOptions in io.vertx.core.spi

    Methods in io.vertx.core.spi with parameters of type VertxOptions
    Modifier and Type | Method and Description
    --- | ---
    `void` | VertxFactory.`clusteredVertx(VertxOptions options, Handler<AsyncResult<Vertx>> resultHandler)`
    `VertxMetrics` | VertxMetricsFactory.`metrics(VertxOptions options)` Create a new `VertxMetrics` object. No specific thread and context can be expected when this method is called.
    `Vertx` | VertxFactory.`vertx(VertxOptions options)`

  - ### Uses of VertxOptions in io.vertx.ext.unit.junit

    Constructors in io.vertx.ext.unit.junit with parameters of type VertxOptions
    Constructor and Description
    `RunTestOnContext(VertxOptions options)` Create a new rule managing a Vertx instance created with specified options.

  - ### Uses of VertxOptions in io.vertx.reactivex.core

    Methods in io.vertx.reactivex.core with parameters of type VertxOptions
    Modifier and Type | Method and Description
    --- | ---
    `static void` | Vertx.`clusteredVertx(VertxOptions options, Handler<AsyncResult<Vertx>> resultHandler)` Creates a clustered instance using the specified options.
    `static Single<Vertx>` | Vertx.`rxClusteredVertx(VertxOptions options)` Creates a clustered instance using the specified options.
    `static Vertx` | Vertx.`vertx(VertxOptions options)` Creates a non clustered instance using the specified options

  - ### Uses of VertxOptions in io.vertx.rxjava.core

    Methods in io.vertx.rxjava.core with parameters of type VertxOptions
    Modifier and Type | Method and Description
    --- | ---
    `static void` | Vertx.`clusteredVertx(VertxOptions options, Handler<AsyncResult<Vertx>> resultHandler)` Creates a clustered instance using the specified options.
    `static Observable<Vertx>` | Vertx.`clusteredVertxObservable(VertxOptions options)` Deprecated. use `Vertx.rxClusteredVertx(io.vertx.core.VertxOptions)` instead
    `static Single<Vertx>` | Vertx.`rxClusteredVertx(VertxOptions options)` Creates a clustered instance using the specified options.
    `static Vertx` | Vertx.`vertx(VertxOptions options)` Creates a non clustered instance using the specified options

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