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
017import org.apache.hivemind.Locatable;
018import org.apache.hivemind.Location;
019
020/**
021 * A holder for a filter within a pipeline, and for the location for that filter.
022 * This allows the location of the filter to be reported, even if the filter
023 * itself does not implement Locatable.
024 *
025 * @author Howard Lewis Ship
026 */
027public class FilterHolder implements Locatable
028{
029    private Object _filter;
030    private Location _location;
031
032    public FilterHolder(Object filter, Location location)
033    {
034        _filter = filter;
035        _location = location;
036    }
037
038    public Object getFilter()
039    {
040        return _filter;
041    }
042
043    public Location getLocation()
044    {
045        return _location;
046    }
047
048}