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Core functionality for the RSocket library

There is a newer version: 1.1.4

/*
 * Copyright 2015-2018 the original author or authors.
 *
 * Licensed 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.rsocket;

import org.reactivestreams.Publisher;
import reactor.core.publisher.Flux;
import reactor.core.publisher.Mono;
import reactor.core.publisher.MonoProcessor;

/**
 * An abstract implementation of {@link RSocket}. All request handling methods emit {@link
 * UnsupportedOperationException} and hence must be overridden to provide a valid implementation.
 */
public abstract class AbstractRSocket implements RSocket {

  private final MonoProcessor onClose = MonoProcessor.create();

  @Override
  public Mono fireAndForget(Payload payload) {
    payload.release();
    return Mono.error(new UnsupportedOperationException("Fire and forget not implemented."));
  }

  @Override
  public Mono requestResponse(Payload payload) {
    payload.release();
    return Mono.error(new UnsupportedOperationException("Request-Response not implemented."));
  }

  @Override
  public Flux requestStream(Payload payload) {
    payload.release();
    return Flux.error(new UnsupportedOperationException("Request-Stream not implemented."));
  }

  @Override
  public Flux requestChannel(Publisher payloads) {
    return Flux.error(new UnsupportedOperationException("Request-Channel not implemented."));
  }

  @Override
  public Mono metadataPush(Payload payload) {
    payload.release();
    return Mono.error(new UnsupportedOperationException("Metadata-Push not implemented."));
  }

  @Override
  public void dispose() {
    onClose.onComplete();
  }

  @Override
  public boolean isDisposed() {
    return onClose.isDisposed();
  }

  @Override
  public Mono onClose() {
    return onClose;
  }
}