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}