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.impl.BaseLocatable;
018    
019    /**
020     * A contribution used to add a filter to the pipeline.
021     *
022     * @author Howard Lewis Ship
023     */
024    public class FilterContribution extends BaseLocatable implements PipelineContribution
025    {
026        private String _name;
027        private Object _filter;
028        private String _before;
029        private String _after;
030    
031        public void informAssembler(PipelineAssembler pa)
032        {
033            pa.addFilter(_name, _after, _before, _filter, getLocation());
034        }
035    
036        public void setAfter(String string)
037        {
038            _after = string;
039        }
040    
041        public void setBefore(String string)
042        {
043            _before = string;
044        }
045    
046        public void setFilter(Object object)
047        {
048            _filter = object;
049        }
050    
051        public void setName(String string)
052        {
053            _name = string;
054        }
055    
056    }