src/main/java/charactermanaj/util/ResourceNames.java

   1 package charactermanaj.util;\r
   2 \r
   3 import java.util.AbstractList;\r
   4 import java.util.Arrays;\r
   5 \r
   6 /**\r
   7  * 関連もしくは類似するリソースをまとめて取り扱うためにグループ化するためのクラス.<br>\r
   8  * \r
   9  * @author seraphy\r
  10  */\r
  11 public class ResourceNames extends AbstractList<String> {\r
  12         \r
  13         private final String[] resourceNames;\r
  14         \r
  15         public ResourceNames(String[] resourceNames) {\r
  16                 if (resourceNames == null) {\r
  17                         throw new IllegalArgumentException();\r
  18                 }\r
  19                 this.resourceNames = resourceNames;\r
  20         }\r
  21         \r
  22         /**\r
  23          * 順次を逆転させた新しいインスタンスを返す\r
  24          * \r
  25          * @return 順序を逆転させたインスタンス\r
  26          */\r
  27         public ResourceNames reverse() {\r
  28                 int len = resourceNames.length;\r
  29                 String[] tmp = new String[len];\r
  30                 for (int idx = 0; idx < len; idx++) {\r
  31                         tmp[len - idx - 1] = resourceNames[idx];\r
  32                 }\r
  33                 return new ResourceNames(tmp);\r
  34         }\r
  35 \r
  36         @Override\r
  37         public int hashCode() {\r
  38                 return Arrays.hashCode(resourceNames);\r
  39         }\r
  40         \r
  41         @Override\r
  42         public boolean equals(Object obj) {\r
  43                 if (obj == this) {\r
  44                         return true;\r
  45                 }\r
  46                 if (obj != null && obj instanceof ResourceNames) {\r
  47                         ResourceNames o = (ResourceNames) obj;\r
  48                         return Arrays.equals(resourceNames, o.resourceNames);\r
  49                 }\r
  50                 return false;\r
  51         }\r
  52         \r
  53         @Override\r
  54         public int size() {\r
  55                 return resourceNames.length;\r
  56         }\r
  57         \r
  58         @Override\r
  59         public String get(int index) {\r
  60                 return resourceNames[index];\r
  61         }\r
  62 }\r