io.vertx.rxjava.core.eventbus.Message Maven / Gradle / Ivy
/*
* Copyright 2014 Red Hat, Inc.
*
* Red Hat licenses this file to you under the Apache License, version 2.0
* (the "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*/
package io.vertx.rxjava.core.eventbus;
import rx.Observable;
import rx.Single;
import io.vertx.rx.java.RxHelper;
import io.vertx.rx.java.WriteStreamSubscriber;
import io.vertx.rx.java.SingleOnSubscribeAdapter;
import java.util.Map;
import java.util.Set;
import java.util.List;
import java.util.Iterator;
import java.util.function.Function;
import java.util.stream.Collectors;
import io.vertx.core.Handler;
import io.vertx.core.AsyncResult;
import io.vertx.core.json.JsonObject;
import io.vertx.core.json.JsonArray;
import io.vertx.lang.rx.RxGen;
import io.vertx.lang.rx.TypeArg;
import io.vertx.lang.rx.MappingIterator;
/**
* Represents a message that is received from the event bus in a handler.
*
* Messages have a {@link io.vertx.rxjava.core.eventbus.Message#body}, which can be null, and also {@link io.vertx.rxjava.core.eventbus.Message#headers}, which can be empty.
*
* If the message was sent specifying a reply handler, it can be replied to using {@link io.vertx.rxjava.core.eventbus.Message#reply}.
*
* If you want to notify the sender that processing failed, then {@link io.vertx.rxjava.core.eventbus.Message#fail} can be called.
*
*
* NOTE: This class has been automatically generated from the {@link io.vertx.core.eventbus.Message original} non RX-ified interface using Vert.x codegen.
*/
@RxGen(io.vertx.core.eventbus.Message.class)
public class Message {
@Override
public String toString() {
return delegate.toString();
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
Message that = (Message) o;
return delegate.equals(that.delegate);
}
@Override
public int hashCode() {
return delegate.hashCode();
}
public static final TypeArg __TYPE_ARG = new TypeArg<>( obj -> new Message((io.vertx.core.eventbus.Message) obj),
Message::getDelegate
);
private final io.vertx.core.eventbus.Message delegate;
public final TypeArg __typeArg_0;
public Message(io.vertx.core.eventbus.Message delegate) {
this.delegate = delegate;
this.__typeArg_0 = TypeArg.unknown(); }
public Message(Object delegate, TypeArg typeArg_0) {
this.delegate = (io.vertx.core.eventbus.Message)delegate;
this.__typeArg_0 = typeArg_0;
}
public io.vertx.core.eventbus.Message getDelegate() {
return delegate;
}
/**
* The address the message was sent to
* @return
*/
public java.lang.String address() {
java.lang.String ret = delegate.address();
return ret;
}
/**
* Multi-map of message headers. Can be empty
* @return the headers
*/
public io.vertx.rxjava.core.MultiMap headers() {
io.vertx.rxjava.core.MultiMap ret = io.vertx.rxjava.core.MultiMap.newInstance((io.vertx.core.MultiMap)delegate.headers());
return ret;
}
/**
* The body of the message. Can be null.
* @return the body, or null.
*/
public T body() {
if (cached_0 != null) {
return cached_0;
}
T ret = (T)__typeArg_0.wrap(delegate.body());
cached_0 = ret;
return ret;
}
/**
* The reply address. Can be null.
* @return the reply address, or null, if message was sent without a reply handler.
*/
public java.lang.String replyAddress() {
java.lang.String ret = delegate.replyAddress();
return ret;
}
/**
* Signals if this message represents a send or publish event.
* @return true if this is a send.
*/
public boolean isSend() {
boolean ret = delegate.isSend();
return ret;
}
/**
* 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.
* @param message the message to reply with.
*/
public void reply(java.lang.Object message) {
delegate.reply(message);
}
/**
* Link but allows you to specify delivery options for the reply.
* @param message the reply message
* @param options the delivery options
*/
public void reply(java.lang.Object message, io.vertx.core.eventbus.DeliveryOptions options) {
delegate.reply(message, options);
}
/**
* Reply to this message, specifying a replyHandler 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.
* @param message the message to reply with.
* @param replyHandler the reply handler for the reply.
*/
public void replyAndRequest(java.lang.Object message, io.vertx.core.Handler>> replyHandler) {
delegate.replyAndRequest(message, new Handler>>() {
public void handle(AsyncResult> ar) {
if (ar.succeeded()) {
replyHandler.handle(io.vertx.core.Future.succeededFuture(io.vertx.rxjava.core.eventbus.Message.newInstance((io.vertx.core.eventbus.Message)ar.result(), TypeArg.unknown())));
} else {
replyHandler.handle(io.vertx.core.Future.failedFuture(ar.cause()));
}
}
});
}
/**
* Reply to this message, specifying a replyHandler 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.
* @param message the message to reply with.
*/
public void replyAndRequest(java.lang.Object message) {
replyAndRequest(message, ar -> { });
}
/**
* Reply to this message, specifying a replyHandler 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.
* @param message the message to reply with.
* @return
*/
public rx.Single> rxReplyAndRequest(java.lang.Object message) {
return Single.create(new SingleOnSubscribeAdapter<>(fut -> {
replyAndRequest(message, fut);
}));
}
/**
* Like but specifying options that can be used
* to configure the delivery.
* @param message the message body, may be null
* @param options delivery options
* @param replyHandler reply handler will be called when any reply from the recipient is received
*/
public void replyAndRequest(java.lang.Object message, io.vertx.core.eventbus.DeliveryOptions options, io.vertx.core.Handler>> replyHandler) {
delegate.replyAndRequest(message, options, new Handler>>() {
public void handle(AsyncResult> ar) {
if (ar.succeeded()) {
replyHandler.handle(io.vertx.core.Future.succeededFuture(io.vertx.rxjava.core.eventbus.Message.newInstance((io.vertx.core.eventbus.Message)ar.result(), TypeArg.unknown())));
} else {
replyHandler.handle(io.vertx.core.Future.failedFuture(ar.cause()));
}
}
});
}
/**
* Like but specifying options that can be used
* to configure the delivery.
* @param message the message body, may be null
* @param options delivery options
*/
public void replyAndRequest(java.lang.Object message, io.vertx.core.eventbus.DeliveryOptions options) {
replyAndRequest(message, options, ar -> { });
}
/**
* Like but specifying options that can be used
* to configure the delivery.
* @param message the message body, may be null
* @param options delivery options
* @return
*/
public rx.Single> rxReplyAndRequest(java.lang.Object message, io.vertx.core.eventbus.DeliveryOptions options) {
return Single.create(new SingleOnSubscribeAdapter<>(fut -> {
replyAndRequest(message, options, fut);
}));
}
/**
* 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.
* @param failureCode A failure code to pass back to the sender
* @param message A message to pass back to the sender
*/
public void fail(int failureCode, java.lang.String message) {
delegate.fail(failureCode, message);
}
private T cached_0;
public static Message newInstance(io.vertx.core.eventbus.Message arg) {
return arg != null ? new Message(arg) : null;
}
public static Message newInstance(io.vertx.core.eventbus.Message arg, TypeArg __typeArg_T) {
return arg != null ? new Message(arg, __typeArg_T) : null;
}
}