Class DeliveryOptions

java.lang.Object
io.vertx.core.eventbus.DeliveryOptions
public class DeliveryOptions extends Object
Delivery options are used to configure message delivery.

Delivery options allow to configure delivery timeout and message codec name, and to provide any headers that you wish to send with the message.

Author:
Tim Fox

  • Field Details

    • DEFAULT_TIMEOUT

      public static final long DEFAULT_TIMEOUT
      The default send timeout.
      See Also:

    • DEFAULT_LOCAL_ONLY

      public static final boolean DEFAULT_LOCAL_ONLY
      Whether the message should be delivered to local consumers only by default = false.
      See Also:

    • DEFAULT_TRACING_POLICY

      public static final TracingPolicy DEFAULT_TRACING_POLICY
      Default tracing control = TracingPolicy.PROPAGATE

  • Constructor Details

    • DeliveryOptions

      public DeliveryOptions()
      Default constructor

    • DeliveryOptions

      public DeliveryOptions(DeliveryOptions other)
      Copy constructor
      Parameters:
      other - the options to copy

    • DeliveryOptions

      public DeliveryOptions(JsonObject json)
      Create a delivery options from JSON
      Parameters:
      json - the JSON

  • Method Details

    • toJson

      public JsonObject toJson()
      Convert to JSON.
      Returns:
      the JSON

    • getSendTimeout

      public long getSendTimeout()
      Get the send timeout.

      When sending a message with a response handler a send timeout can be provided. If no response is received within the timeout the handler will be called with a failure.

      Returns:
      the value of send timeout

    • setSendTimeout

      public DeliveryOptions setSendTimeout(long timeout)
      Set the send timeout.
      Parameters:
      timeout - the timeout value, in ms.
      Returns:
      a reference to this, so the API can be used fluently

    • getCodecName

      public String getCodecName()
      Get the codec name.

      When sending or publishing a message a codec name can be provided. This must correspond with a previously registered message codec. This allows you to send arbitrary objects on the event bus (e.g. POJOs).

      Returns:
      the codec name

    • setCodecName

      public DeliveryOptions setCodecName(String codecName)
      Set the codec name.
      Parameters:
      codecName - the codec name
      Returns:
      a reference to this, so the API can be used fluently

    • addHeader

      public DeliveryOptions addHeader(String key, String value)
      Add a message header.

      Message headers can be sent with any message and will be accessible with Message.headers() at the recipient.

      Parameters:
      key - the header key
      value - the header value
      Returns:
      a reference to this, so the API can be used fluently

    • setHeaders

      public DeliveryOptions setHeaders(MultiMap headers)
      Set message headers from a multi-map.
      Parameters:
      headers - the headers
      Returns:
      a reference to this, so the API can be used fluently

    • getHeaders

      public MultiMap getHeaders()
      Get the message headers
      Returns:
      the headers

    • isLocalOnly

      public boolean isLocalOnly()
      Returns:
      whether the message should be delivered to local consumers only

    • setLocalOnly

      public DeliveryOptions setLocalOnly(boolean localOnly)
      Whether a message should be delivered to local consumers only. Defaults to false.

      This option is effective in clustered mode only and does not apply to reply messages.

      Parameters:
      localOnly - true to deliver to local consumers only, false otherwise
      Returns:
      a reference to this, so the API can be used fluently

    • getTracingPolicy

      public TracingPolicy getTracingPolicy()
      Returns:
      the tracing policy

    • setTracingPolicy

      public DeliveryOptions setTracingPolicy(TracingPolicy tracingPolicy)
      Set the tracing policy when Vert.x has tracing enabled.
      Parameters:
      tracingPolicy - the tracing policy
      Returns:
      a reference to this, so the API can be used fluently