samoa-api/src/main/java/com/yahoo/labs/samoa/topology/EntranceProcessingItem.java

package com.yahoo.labs.samoa.topology;

/*
 * #%L
 * SAMOA
 * %%
 * Copyright (C) 2014 - 2015 Apache Software Foundation
 * %%
 * 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.
 * #L%
 */

import com.yahoo.labs.samoa.core.EntranceProcessor;

/**
 * Entrance processing item interface.
 */
public interface EntranceProcessingItem extends IProcessingItem {

  @Override
  /**
   * Gets the processing item processor.
   * 
   * @return the embedded EntranceProcessor. 
   */
  public EntranceProcessor getProcessor();

  /**
   * Set the single output stream for this EntranceProcessingItem.
   * 
   * @param stream
   *          the stream
   * @return the current instance of the EntranceProcessingItem for fluent interface.
   */
  public EntranceProcessingItem setOutputStream(Stream stream);
}