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1   /*
2    * Copyright 2006-2007 the original author or authors.
3    *
4    * Licensed under the Apache License, Version 2.0 (the "License");
5    * you may not use this file except in compliance with the License.
6    * You may obtain a copy of the License at
7    *
8    *      http://www.apache.org/licenses/LICENSE-2.0
9    *
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS,
12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   * See the License for the specific language governing permissions and
14   * limitations under the License.
15   */
16  
17  package org.springframework.batch.item.file.transform;
18  
19  
20  /**
21   * Interface that is used by framework to split string obtained typically from a
22   * file into tokens.
23   * 
24   * @author tomas.slanina
25   * 
26   */
27  public interface LineTokenizer {
28  	
29  	/**
30  	 * Yields the tokens resulting from the splitting of the supplied
31  	 * <code>line</code>.
32  	 * 
33  	 * @param line the line to be tokenized (can be <code>null</code>)
34  	 * 
35  	 * @return the resulting tokens
36  	 */
37  	FieldSet tokenize(String line);
38  }