/*
 * 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.reactiverse.reactivex.pgclient.pubsub;

import java.util.Map;
import io.reactivex.Observable;
import io.reactivex.Flowable;
import io.reactivex.Single;
import io.reactivex.Completable;
import io.reactivex.Maybe;
import io.vertx.core.AsyncResult;
import io.vertx.core.Handler;

A channel to Postgres that tracks the subscription to a given Postgres channel using the LISTEN/UNLISTEN commands.

When paused the channel discards the messages.

NOTE: This class has been automatically generated from the original non RX-ified interface using Vert.x codegen.
/** * A channel to Postgres that tracks the subscription to a given Postgres channel using the <code>LISTEN/UNLISTEN</code> commands. * <p/> * When paused the channel discards the messages. * * <p/> * NOTE: This class has been automatically generated from the {@link io.reactiverse.pgclient.pubsub.PgChannel original} non RX-ified interface using Vert.x codegen. */
@io.vertx.lang.rx.RxGen(io.reactiverse.pgclient.pubsub.PgChannel.class) public class PgChannel implements io.vertx.reactivex.core.streams.ReadStream<String> { @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; PgChannel that = (PgChannel) o; return delegate.equals(that.delegate); } @Override public int hashCode() { return delegate.hashCode(); } public static final io.vertx.lang.rx.TypeArg<PgChannel> __TYPE_ARG = new io.vertx.lang.rx.TypeArg<>( obj -> new PgChannel((io.reactiverse.pgclient.pubsub.PgChannel) obj), PgChannel::getDelegate ); private final io.reactiverse.pgclient.pubsub.PgChannel delegate; public PgChannel(io.reactiverse.pgclient.pubsub.PgChannel delegate) { this.delegate = delegate; } public io.reactiverse.pgclient.pubsub.PgChannel getDelegate() { return delegate; } private io.reactivex.Observable<String> observable; private io.reactivex.Flowable<String> flowable; public synchronized io.reactivex.Observable<String> toObservable() { if (observable == null) { observable = io.vertx.reactivex.ObservableHelper.toObservable(this.getDelegate()); } return observable; } public synchronized io.reactivex.Flowable<String> toFlowable() { if (flowable == null) { flowable = io.vertx.reactivex.FlowableHelper.toFlowable(this.getDelegate()); } return flowable; } public io.vertx.reactivex.core.streams.ReadStream<String> fetch(long arg0) { delegate.fetch(arg0); return this; } public io.vertx.reactivex.core.streams.Pipe<String> pipe() { io.vertx.reactivex.core.streams.Pipe<String> ret = io.vertx.reactivex.core.streams.Pipe.newInstance(delegate.pipe(), io.vertx.lang.rx.TypeArg.unknown()); return ret; } public void pipeTo(io.vertx.reactivex.core.streams.WriteStream<String> dst) { delegate.pipeTo(dst.getDelegate()); } public void pipeTo(io.vertx.reactivex.core.streams.WriteStream<String> dst, Handler<AsyncResult<Void>> handler) { delegate.pipeTo(dst.getDelegate(), handler); } public Completable rxPipeTo(io.vertx.reactivex.core.streams.WriteStream<String> dst) { return io.vertx.reactivex.impl.AsyncResultCompletable.toCompletable(handler -> { pipeTo(dst, handler); }); }
Set an handler called when the the channel get subscribed.
Params:
  • handler – the handler
Returns:a reference to this, so the API can be used fluently
/** * Set an handler called when the the channel get subscribed. * @param handler the handler * @return a reference to this, so the API can be used fluently */
public io.reactiverse.reactivex.pgclient.pubsub.PgChannel subscribeHandler(Handler<Void> handler) { delegate.subscribeHandler(handler); return this; }
Set or unset an handler to be called when a the channel is notified by Postgres.

  • when the handler is set, the subscriber sends a LISTEN command if needed
  • when the handler is unset, the subscriber sends a UNLISTEN command if needed
Params:
  • handler – the handler
Returns:a reference to this, so the API can be used fluently
/** * Set or unset an handler to be called when a the channel is notified by Postgres. * <p/> * <ul> * <li>when the handler is set, the subscriber sends a <code>LISTEN</code> command if needed</li> * <li>when the handler is unset, the subscriber sends a <code>UNLISTEN</code> command if needed</li> * </ul> * @param handler the handler * @return a reference to this, so the API can be used fluently */
public io.reactiverse.reactivex.pgclient.pubsub.PgChannel handler(Handler<String> handler) { delegate.handler(handler); return this; }
Pause the channel, all notifications are discarded.
Returns:a reference to this, so the API can be used fluently
/** * Pause the channel, all notifications are discarded. * @return a reference to this, so the API can be used fluently */
public io.reactiverse.reactivex.pgclient.pubsub.PgChannel pause() { delegate.pause(); return this; }
Resume the channel.
Returns:a reference to this, so the API can be used fluently
/** * Resume the channel. * @return a reference to this, so the API can be used fluently */
public io.reactiverse.reactivex.pgclient.pubsub.PgChannel resume() { delegate.resume(); return this; }
Set an handler to be called when no more notifications will be received.
Params:
  • endHandler – the handler
Returns:a reference to this, so the API can be used fluently
/** * Set an handler to be called when no more notifications will be received. * @param endHandler the handler * @return a reference to this, so the API can be used fluently */
public io.reactiverse.reactivex.pgclient.pubsub.PgChannel endHandler(Handler<Void> endHandler) { delegate.endHandler(endHandler); return this; } public io.reactiverse.reactivex.pgclient.pubsub.PgChannel exceptionHandler(Handler<Throwable> handler) { delegate.exceptionHandler(handler); return this; } public static PgChannel newInstance(io.reactiverse.pgclient.pubsub.PgChannel arg) { return arg != null ? new PgChannel(arg) : null; } }