001// Copyright 2004, 2005 The Apache Software Foundation
002//
003// Licensed under the Apache License, Version 2.0 (the "License");
004// you may not use this file except in compliance with the License.
005// You may obtain a copy of the License at
006//
007//     http://www.apache.org/licenses/LICENSE-2.0
008//
009// Unless required by applicable law or agreed to in writing, software
010// distributed under the License is distributed on an "AS IS" BASIS,
011// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
012// See the License for the specific language governing permissions and
013// limitations under the License.
014
015package org.apache.hivemind.lib.pipeline;
016
017/**
018 * Interface implemented by the configuration objects used to build a pipeline.
019 * 
020 *
021 * @author Howard Lewis Ship
022 */
023public interface PipelineContribution
024{
025    /**
026     * Invoke {@link PipelineAssembler#addFilter(String, String, String, Object, Location)}
027     * or {@link PipelineAssembler#setTerminator(Object, Location)}.
028     */
029    public void informAssembler(PipelineAssembler pa);
030}