stream.runtime.DataStreamConsumer Maven / Gradle / Ivy
/*
* streams library
*
* Copyright (C) 2011-2014 by Christian Bockermann, Hendrik Blom
*
* streams is a library, API and runtime environment for processing high
* volume data streams. It is composed of three submodules "stream-api",
* "stream-core" and "stream-runtime".
*
* The streams library (and its submodules) is free software: you can
* redistribute it and/or modify it under the terms of the
* GNU Affero General Public License as published by the Free Software
* Foundation, either version 3 of the License, or (at your option) any
* later version.
*
* The stream.ai library (and its submodules) is distributed in the hope
* that it will be useful, but WITHOUT ANY WARRANTY; without even the implied
* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see http://www.gnu.org/licenses/.
*/
package stream.runtime;
import stream.io.Source;
/**
* This interface marks a consumer of a data-stream. The consumer provides the
* data-stream name as String (getInput()) and a setter to have the
* data-stream injected.
*
* @author Christian Bockermann <[email protected]>
*
*/
public interface DataStreamConsumer {
/**
* Returns the name of the data-stream the implementing instance want to
* consume.
*
* @return
*/
public String getInput();
/**
* Sets the data-stream of this consumer.
*
* @param stream
*/
public void setSource(Source stream);
/**
* Returns the data-stream assigned to this consumer.
*
* @return
*/
public Source getSource();
}