com.datatorrent.api.Sink Maven / Gradle / Ivy
/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF 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 com.datatorrent.api;
import java.lang.reflect.Array;
/**
* Abstraction for the processing logic or consumption of a data tuple.
* Implemented by concrete data ports for their processing behavior or by streams.
*
* @param
* @since 0.3.2
*/
public interface Sink
{
/**
* Constant
* NO_SINKS
*
* Use this constant if you need array of size 0 of sinks. Typically it's needed to confirm with
* the code logic that expects a non null array of sinks to be passed in where you would ideally
* pass null otherwise.
*/
@SuppressWarnings("unchecked")
Sink