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1   package org.apache.commons.digester3.examples.plugins.pipeline;
2   
3   /*
4    * Licensed to the Apache Software Foundation (ASF) under one or more
5    * contributor license agreements.  See the NOTICE file distributed with
6    * this work for additional information regarding copyright ownership.
7    * The ASF licenses this file to You under the Apache License, Version 2.0
8    * (the "License"); you may not use this file except in compliance with
9    * the License.  You may obtain a copy of the License at
10   * 
11   *      http://www.apache.org/licenses/LICENSE-2.0
12   * 
13   * Unless required by applicable law or agreed to in writing, software
14   * distributed under the License is distributed on an "AS IS" BASIS,
15   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16   * See the License for the specific language governing permissions and
17   * limitations under the License.
18   */
19  
20  /**
21   * An interface that any user class must implement if it wishes to be plugged in at the "transform" tag of a pipeline
22   * configuration file.
23   */
24  public interface Transform
25  {
26  
27      String transform( String s );
28  
29  }