io.vertx.rxjava.core.eventbus.MessageConsumer 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;
/**
* An event bus consumer object representing a stream of message to an {@link io.vertx.rxjava.core.eventbus.EventBus} address that can
* be read from.
*
* The {@link io.vertx.rxjava.core.eventbus.EventBus#consumer} or {@link io.vertx.rxjava.core.eventbus.EventBus#localConsumer}
* creates a new consumer, the returned consumer is not yet registered against the event bus. Registration
* is effective after the {@link io.vertx.rxjava.core.eventbus.MessageConsumer#handler} method is invoked.
*
* The consumer is unregistered from the event bus using the {@link io.vertx.rxjava.core.eventbus.MessageConsumer#unregister} method or by calling the
* {@link io.vertx.rxjava.core.eventbus.MessageConsumer#handler} with a null value..
*
*
* NOTE: This class has been automatically generated from the {@link io.vertx.core.eventbus.MessageConsumer original} non RX-ified interface using Vert.x codegen.
*/
@RxGen(io.vertx.core.eventbus.MessageConsumer.class)
public class MessageConsumer implements io.vertx.rxjava.core.streams.ReadStream> {
@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;
MessageConsumer that = (MessageConsumer) o;
return delegate.equals(that.delegate);
}
@Override
public int hashCode() {
return delegate.hashCode();
}
public static final TypeArg __TYPE_ARG = new TypeArg<>( obj -> new MessageConsumer((io.vertx.core.eventbus.MessageConsumer) obj),
MessageConsumer::getDelegate
);
private final io.vertx.core.eventbus.MessageConsumer delegate;
public final TypeArg __typeArg_0;
public MessageConsumer(io.vertx.core.eventbus.MessageConsumer delegate) {
this.delegate = delegate;
this.__typeArg_0 = TypeArg.unknown(); }
public MessageConsumer(Object delegate, TypeArg typeArg_0) {
this.delegate = (io.vertx.core.eventbus.MessageConsumer)delegate;
this.__typeArg_0 = typeArg_0;
}
public io.vertx.core.eventbus.MessageConsumer getDelegate() {
return delegate;
}
private Observable> observable;
public synchronized Observable> toObservable() {
if (observable == null) {
Function, io.vertx.rxjava.core.eventbus.Message> conv = io.vertx.rxjava.core.eventbus.Message::newInstance;
observable = RxHelper.toObservable(delegate, conv);
}
return observable;
}
/**
* Pause this stream and return a to transfer the elements of this stream to a destination .
*
* The stream will be resumed when the pipe will be wired to a WriteStream.
* @return a pipe
*/
public io.vertx.rxjava.core.streams.Pipe> pipe() {
io.vertx.rxjava.core.streams.Pipe> ret = io.vertx.rxjava.core.streams.Pipe.newInstance((io.vertx.core.streams.Pipe)delegate.pipe(), new TypeArg>(o0 -> io.vertx.rxjava.core.eventbus.Message.newInstance((io.vertx.core.eventbus.Message)o0, __typeArg_0), o0 -> o0.getDelegate()));
return ret;
}
/**
* Pipe this ReadStream to the WriteStream.
*
* Elements emitted by this stream will be written to the write stream until this stream ends or fails.
*
* Once this stream has ended or failed, the write stream will be ended and the handler will be
* called with the result.
* @param dst the destination write stream
* @param handler
*/
public void pipeTo(io.vertx.rxjava.core.streams.WriteStream> dst, Handler> handler) {
delegate.pipeTo(dst.getDelegate(), handler);
}
/**
* Pipe this ReadStream to the WriteStream.
*
* Elements emitted by this stream will be written to the write stream until this stream ends or fails.
*
* Once this stream has ended or failed, the write stream will be ended and the handler will be
* called with the result.
* @param dst the destination write stream
*/
public void pipeTo(io.vertx.rxjava.core.streams.WriteStream> dst) {
pipeTo(dst, ar -> { });
}
/**
* Pipe this ReadStream to the WriteStream.
*
* Elements emitted by this stream will be written to the write stream until this stream ends or fails.
*
* Once this stream has ended or failed, the write stream will be ended and the handler will be
* called with the result.
* @param dst the destination write stream
* @return
*/
public Single rxPipeTo(io.vertx.rxjava.core.streams.WriteStream> dst) {
return Single.create(new SingleOnSubscribeAdapter<>(fut -> {
pipeTo(dst, fut);
}));
}
public io.vertx.rxjava.core.eventbus.MessageConsumer exceptionHandler(Handler handler) {
delegate.exceptionHandler(handler);
return this;
}
public io.vertx.rxjava.core.eventbus.MessageConsumer handler(Handler> handler) {
delegate.handler(new Handler>() {
public void handle(io.vertx.core.eventbus.Message event) {
handler.handle(io.vertx.rxjava.core.eventbus.Message.newInstance((io.vertx.core.eventbus.Message)event, __typeArg_0));
}
});
return this;
}
public io.vertx.rxjava.core.eventbus.MessageConsumer pause() {
delegate.pause();
return this;
}
public io.vertx.rxjava.core.eventbus.MessageConsumer resume() {
delegate.resume();
return this;
}
public io.vertx.rxjava.core.eventbus.MessageConsumer fetch(long amount) {
delegate.fetch(amount);
return this;
}
public io.vertx.rxjava.core.eventbus.MessageConsumer endHandler(Handler endHandler) {
delegate.endHandler(endHandler);
return this;
}
/**
* @return a read stream for the body of the message stream.
*/
public io.vertx.rxjava.core.streams.ReadStream bodyStream() {
io.vertx.rxjava.core.streams.ReadStream ret = io.vertx.rxjava.core.streams.ReadStream.newInstance((io.vertx.core.streams.ReadStream)delegate.bodyStream(), __typeArg_0);
return ret;
}
/**
* @return true if the current consumer is registered
*/
public boolean isRegistered() {
boolean ret = delegate.isRegistered();
return ret;
}
/**
* @return The address the handler was registered with.
*/
public String address() {
String ret = delegate.address();
return ret;
}
/**
* Set the number of messages this registration will buffer when this stream is paused. The default
* value is 1000.
*
* When a new value is set, buffered messages may be discarded to reach the new value. The most recent
* messages will be kept.
* @param maxBufferedMessages the maximum number of messages that can be buffered
* @return this registration
*/
public io.vertx.rxjava.core.eventbus.MessageConsumer setMaxBufferedMessages(int maxBufferedMessages) {
io.vertx.rxjava.core.eventbus.MessageConsumer ret = io.vertx.rxjava.core.eventbus.MessageConsumer.newInstance((io.vertx.core.eventbus.MessageConsumer)delegate.setMaxBufferedMessages(maxBufferedMessages), __typeArg_0);
return ret;
}
/**
* @return the maximum number of messages that can be buffered when this stream is paused
*/
public int getMaxBufferedMessages() {
int ret = delegate.getMaxBufferedMessages();
return ret;
}
/**
* Optional method which can be called to indicate when the registration has been propagated across the cluster.
* @param completionHandler the completion handler
*/
public void completionHandler(Handler> completionHandler) {
delegate.completionHandler(completionHandler);
}
/**
* Optional method which can be called to indicate when the registration has been propagated across the cluster.
*/
public void completionHandler() {
completionHandler(ar -> { });
}
/**
* Optional method which can be called to indicate when the registration has been propagated across the cluster.
* @return
*/
public Single rxCompletionHandler() {
return Single.create(new SingleOnSubscribeAdapter<>(fut -> {
completionHandler(fut);
}));
}
/**
* Unregisters the handler which created this registration
* @param completionHandler the handler called when the unregister is done. For example in a cluster when all nodes of the event bus have been unregistered.
*/
public void unregister(Handler> completionHandler) {
delegate.unregister(completionHandler);
}
/**
* Unregisters the handler which created this registration
*/
public void unregister() {
unregister(ar -> { });
}
/**
* Unregisters the handler which created this registration
* @return
*/
public Single rxUnregister() {
return Single.create(new SingleOnSubscribeAdapter<>(fut -> {
unregister(fut);
}));
}
public static MessageConsumer newInstance(io.vertx.core.eventbus.MessageConsumer arg) {
return arg != null ? new MessageConsumer(arg) : null;
}
public static MessageConsumer newInstance(io.vertx.core.eventbus.MessageConsumer arg, TypeArg __typeArg_T) {
return arg != null ? new MessageConsumer(arg, __typeArg_T) : null;
}
}