Clover coverage report - brownies library - 1.0-beta-1 Coverage timestamp: 月 8 16 2004 17:14:42 GMT+09:00 FRAMES NO FRAMES |
file stats: | LOC: | 66 |  | Methods: | 4
| NCLOC: | 26 |  | Classes: | 1
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Source file | Conditionals | Statements | Methods | TOTAL
CollectionSqueezer.java | 83.3% | 90% | 100% | 90% |

1 |  |
     /*
2 |  |
      * Joey and its relative products are published under the terms
3 |  |
      * of the Apache Software License.
4 |  |
      */
5 |  |
     package org.asyrinx.brownie.core.collection;
6 |  |
7 |  |
     import java.util.Collection;
8 |  |
     import java.util.Iterator;
9 |  |
10 |  |
     import org.apache.commons.collections.Predicate;
11 |  |
12 |  |
     /**
13 |  |
      * コレクションから条件に従って要素を抽出するクラスです。
14 |  |
      *
15 |  |
      * @author akima
16 |  |
      */
17 |  |
     public class CollectionSqueezer {
18 |  |
19 |  |
         /**
20 |  |
          * @param filter
21 |  |
          */
22 | 1 |
         public CollectionSqueezer() {
23 | 1 |
             this(null);
24 |  |
         }
25 |  |
26 |  |
         /**
27 |  |
          * @param filter
28 |  |
          */
29 | 7 |
         public CollectionSqueezer(Predicate filter) {
30 | 7 |
             super();
31 | 7 |
             this.filter = filter;
32 |  |
         }
33 |  |
34 |  |
         private Predicate filter;
35 |  |
36 |  |
         /**
37 |  |
          * 抽出を実行します。
38 |  |
          *
39 |  |
          * @param iterator
40 |  |
          *            抽出もととなるiterator
41 |  |
          * @param destinationt
42 |  |
          *            抽出された要素を格納するCollection
43 |  |
          * @see org.asyrinx.util.Filter#execute(java.util.Iterator,
44 |  |
          *      java.util.Collection)
45 |  |
          */
46 | 7 |
         public void execute(Iterator iterator, Collection destination) {
47 | 7 |
             while (iterator.hasNext()) {
48 | 34 |
                 Object element = iterator.next();
49 | 34 |
                 if (evaluate(element))
50 | 23 |
                     destination.add(element);
51 |  |
             }
52 |  |
         }
53 |  |
54 |  |
         /**
55 |  |
          * 抽出対象かどうかを判断します。 filterが指定されている場合はそれを用いて判断します。
56 |  |
          *
57 |  |
          * @param element
58 |  |
          * @return
59 |  |
          */
60 | 28 |
         protected boolean evaluate(Object element) {
61 | 28 |
             if (filter != null)
62 | 28 |
                 return filter.evaluate(element);
63 |  |
             else
64 | 0 |
                 return false;
65 |  |
         }
66 |  |
     }