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1   /*
2    * Copyright 2004 Diogo Quintela (dquintela@users.sourceforge.net)
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  package net.sf.whatsnew.filter.impl;
17  
18  import java.util.ArrayList;
19  import java.util.Arrays;
20  import java.util.List;
21  
22  import net.sf.whatsnew.filter.Filter;
23  
24  
25  /***
26   * <p>
27   * An Filter implementation which idents first line with a string and the rest
28   * with other
29   * </p>
30   *
31   * @author <a href="mailto:dquintela@users.sourceforge.net">Diogo Quintela</a>
32   * @version $Id: ComposedIndentationFilter.java,v 1.1 2004/05/13 01:22:35 dquintela Exp $
33   */
34  public class ComposedIndentationFilter
35  extends SimpleIndentationFilter
36  implements Filter {
37      /***
38       * Process an array of Strings
39       *
40       * @param input The array to process
41       *
42       * @return The filtered output
43       */
44      public String[] filter(String[] input) {
45          List retVal = new ArrayList();
46  
47          if (input.length > 0) {
48              retVal.add("* " + input[0]);
49  
50              List subList = Arrays.asList(input);
51              retVal.addAll(Arrays.asList(super.filter(
52                          (String[]) subList.subList(1, subList.size()).toArray(new String[0]))));
53          }
54  
55          return (String[]) retVal.toArray(new String[0]);
56      }
57  }
58  // EOF