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. 014 015 package org.apache.hivemind.lib.pipeline; 016 017 import org.apache.hivemind.Locatable; 018 import 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 */ 027 public 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 }