content: /*
   * Copyright (C) 2020 ActiveJ LLC.
   *
   * 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.activej.datastream.csp;
  
  import io.activej.csp.dsl.WithChannelInput;
  import io.activej.csp.process.transformer.ChannelSupplierTransformer;
  import io.activej.csp.supplier.ChannelSupplier;
  import io.activej.datastream.supplier.StreamSupplier;
  
  /**
   * This interface is a shortcut for implementing transformers that convert
   * {@link ChannelSupplier channel suppliers} to {@link StreamSupplier stream suppliers}
   * and are useful through both DSLs.
   */
  public interface WithChannelToStream<Self, I, O> extends
  	StreamSupplier<O>,
  	WithChannelInput<Self, I>,
  	ChannelSupplierTransformer<I, StreamSupplier<O>> {
  
  	@Override
  	default StreamSupplier<O> transform(ChannelSupplier<I> supplier) {
  		getInput().set(supplier);
  		return this;
  	}
  }
  