Class Message<T>
- java.lang.Object
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- io.vertx.reactivex.core.eventbus.Message<T>
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public class Message<T> extends Object
Represents a message that is received from the event bus in a handler.Messages have a
body()
, which can be null, and alsoheaders()
, which can be empty.If the message was sent specifying a reply handler, it can be replied to using
reply(java.lang.Object)
.If you want to notify the sender that processing failed, then
NOTE: This class has been automatically generated from thefail(int, java.lang.String)
can be called.original
non RX-ified interface using Vert.x codegen.
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Field Summary
Fields Modifier and Type Field Description static TypeArg<Message>
__TYPE_ARG
TypeArg<T>
__typeArg_0
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Method Summary
All Methods Static Methods Instance Methods Concrete Methods Modifier and Type Method Description String
address()
The address the message was sent toT
body()
The body of the message.boolean
equals(Object o)
void
fail(int failureCode, String message)
Signal to the sender that processing of this message failed.Message
getDelegate()
int
hashCode()
MultiMap
headers()
Multi-map of message headers.boolean
isSend()
Signals if this message represents a send or publish event.static <T> Message<T>
newInstance(Message arg)
static <T> Message<T>
newInstance(Message arg, TypeArg<T> __typeArg_T)
void
reply(Object message)
Reply to this message.void
reply(Object message, DeliveryOptions options)
Linkreply(java.lang.Object)
but allows you to specify delivery options for the reply.String
replyAddress()
The reply address.<R> void
replyAndRequest(Object message)
Reply to this message, specifying areplyHandler
for the reply - i.e.<R> void
replyAndRequest(Object message, DeliveryOptions options)
LikereplyAndRequest(java.lang.Object, io.vertx.core.Handler<io.vertx.core.AsyncResult<io.vertx.reactivex.core.eventbus.Message<R>>>)
but specifyingoptions
that can be used to configure the delivery.<R> void
replyAndRequest(Object message, DeliveryOptions options, Handler<AsyncResult<Message<R>>> replyHandler)
LikereplyAndRequest(java.lang.Object, io.vertx.core.Handler<io.vertx.core.AsyncResult<io.vertx.reactivex.core.eventbus.Message<R>>>)
but specifyingoptions
that can be used to configure the delivery.<R> void
replyAndRequest(Object message, Handler<AsyncResult<Message<R>>> replyHandler)
Reply to this message, specifying areplyHandler
for the reply - i.e.<R> io.reactivex.Single<Message<R>>
rxReplyAndRequest(Object message)
Reply to this message, specifying areplyHandler
for the reply - i.e.<R> io.reactivex.Single<Message<R>>
rxReplyAndRequest(Object message, DeliveryOptions options)
LikereplyAndRequest(java.lang.Object, io.vertx.core.Handler<io.vertx.core.AsyncResult<io.vertx.reactivex.core.eventbus.Message<R>>>)
but specifyingoptions
that can be used to configure the delivery.String
toString()
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Method Detail
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getDelegate
public Message getDelegate()
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address
public String address()
The address the message was sent to- Returns:
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headers
public MultiMap headers()
Multi-map of message headers. Can be empty- Returns:
- the headers
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body
public T body()
The body of the message. Can be null.- Returns:
- the body, or null.
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replyAddress
public String replyAddress()
The reply address. Can be null.- Returns:
- the reply address, or null, if message was sent without a reply handler.
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isSend
public boolean isSend()
Signals if this message represents a send or publish event.- Returns:
- true if this is a send.
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reply
public void reply(Object message)
Reply to this message.If the message was sent specifying a reply handler, that handler will be called when it has received a reply. If the message wasn't sent specifying a receipt handler this method does nothing.
- Parameters:
message
- the message to reply with.
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reply
public void reply(Object message, DeliveryOptions options)
Linkreply(java.lang.Object)
but allows you to specify delivery options for the reply.- Parameters:
message
- the reply messageoptions
- the delivery options
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replyAndRequest
public <R> void replyAndRequest(Object message, Handler<AsyncResult<Message<R>>> replyHandler)
Reply to this message, specifying areplyHandler
for the reply - i.e. to receive the reply to the reply.If the message was sent specifying a reply handler, that handler will be called when it has received a reply. If the message wasn't sent specifying a receipt handler this method does nothing.
- Parameters:
message
- the message to reply with.replyHandler
- the reply handler for the reply.
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replyAndRequest
public <R> void replyAndRequest(Object message)
Reply to this message, specifying areplyHandler
for the reply - i.e. to receive the reply to the reply.If the message was sent specifying a reply handler, that handler will be called when it has received a reply. If the message wasn't sent specifying a receipt handler this method does nothing.
- Parameters:
message
- the message to reply with.
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rxReplyAndRequest
public <R> io.reactivex.Single<Message<R>> rxReplyAndRequest(Object message)
Reply to this message, specifying areplyHandler
for the reply - i.e. to receive the reply to the reply.If the message was sent specifying a reply handler, that handler will be called when it has received a reply. If the message wasn't sent specifying a receipt handler this method does nothing.
- Parameters:
message
- the message to reply with.- Returns:
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replyAndRequest
public <R> void replyAndRequest(Object message, DeliveryOptions options, Handler<AsyncResult<Message<R>>> replyHandler)
LikereplyAndRequest(java.lang.Object, io.vertx.core.Handler<io.vertx.core.AsyncResult<io.vertx.reactivex.core.eventbus.Message<R>>>)
but specifyingoptions
that can be used to configure the delivery.- Parameters:
message
- the message body, may benull
options
- delivery optionsreplyHandler
- reply handler will be called when any reply from the recipient is received
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replyAndRequest
public <R> void replyAndRequest(Object message, DeliveryOptions options)
LikereplyAndRequest(java.lang.Object, io.vertx.core.Handler<io.vertx.core.AsyncResult<io.vertx.reactivex.core.eventbus.Message<R>>>)
but specifyingoptions
that can be used to configure the delivery.- Parameters:
message
- the message body, may benull
options
- delivery options
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rxReplyAndRequest
public <R> io.reactivex.Single<Message<R>> rxReplyAndRequest(Object message, DeliveryOptions options)
LikereplyAndRequest(java.lang.Object, io.vertx.core.Handler<io.vertx.core.AsyncResult<io.vertx.reactivex.core.eventbus.Message<R>>>)
but specifyingoptions
that can be used to configure the delivery.- Parameters:
message
- the message body, may benull
options
- delivery options- Returns:
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fail
public void fail(int failureCode, String message)
Signal to the sender that processing of this message failed.If the message was sent specifying a result handler the handler will be called with a failure corresponding to the failure code and message specified here.
- Parameters:
failureCode
- A failure code to pass back to the sendermessage
- A message to pass back to the sender
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