src/charactermanaj/model/io/WorkingSetPersist.java

   1 package charactermanaj.model.io;\r
   2 \r
   3 import java.io.File;\r
   4 import java.io.FileFilter;\r
   5 import java.io.IOException;\r
   6 import java.io.InputStream;\r
   7 import java.io.OutputStream;\r
   8 import java.util.logging.Level;\r
   9 import java.util.logging.Logger;\r
  10 \r
  11 import charactermanaj.model.CharacterData;\r
  12 import charactermanaj.model.WorkingSet;\r
  13 import charactermanaj.model.WorkingSet2;\r
  14 import charactermanaj.util.UserData;\r
  15 import charactermanaj.util.UserDataFactory;\r
  16 \r
  17 /**\r
  18  * ワーキングセットの保存と復元.<br>\r
  19  * \r
  20  * @author seraphy\r
  21  */\r
  22 public class WorkingSetPersist {\r
  23 \r
  24         /**\r
  25          * ロガー\r
  26          */\r
  27         private static final Logger logger = Logger\r
  28                         .getLogger(WorkingSetPersist.class.getName());\r
  29 \r
  30         /**\r
  31          * ワーキングセットのサフィックス.\r
  32          */\r
  33         public static final String WORKINGSET_FILE_SUFFIX = "workingset.xml";\r
  34 \r
  35         private static final WorkingSetPersist singletion = new WorkingSetPersist();\r
  36 \r
  37         public static WorkingSetPersist getInstance() {\r
  38                 return singletion;\r
  39         }\r
  40 \r
  41         /**\r
  42          * すべてのワーキングセットをクリアする.<br>\r
  43          */\r
  44         public void removeAllWorkingSet() {\r
  45                 UserDataFactory userDataFactory = UserDataFactory.getInstance();\r
  46                 File dir = userDataFactory.getSpecialDataDir("foo-"\r
  47                                 + WORKINGSET_FILE_SUFFIX);\r
  48                 if (dir.exists() && dir.isDirectory()) {\r
  49                         File[] files = dir.listFiles(new FileFilter() {\r
  50                                 public boolean accept(File pathname) {\r
  51                                         return pathname.isFile()\r
  52                                                         && pathname.getName().endsWith(\r
  53                                                                         WORKINGSET_FILE_SUFFIX);\r
  54                                 }\r
  55                         });\r
  56                         if (files == null) {\r
  57                                 logger.log(Level.WARNING, "dir access failed. " + dir);\r
  58                                 return;\r
  59                         }\r
  60                         for (File file : files) {\r
  61                                 boolean success = file.delete();\r
  62                                 logger.log(Level.INFO, "remove file: " + file + " /success="\r
  63                                                 + success);\r
  64                         }\r
  65                 }\r
  66         }\r
  67 \r
  68         /**\r
  69          * ワーキングセットを削除する.\r
  70          * \r
  71          * @param cd\r
  72          *            対象のキャラクターデータ\r
  73          */\r
  74         public void removeWorkingSet(CharacterData cd) {\r
  75                 UserDataFactory userDataFactory = UserDataFactory.getInstance();\r
  76                 UserData workingSetXmlData = userDataFactory.getMangledNamedUserData(\r
  77                                 cd.getDocBase(), WORKINGSET_FILE_SUFFIX);\r
  78                 if (workingSetXmlData != null && workingSetXmlData.exists()) {\r
  79                         logger.log(Level.INFO, "remove file: " + workingSetXmlData);\r
  80                         workingSetXmlData.delete();\r
  81                 }\r
  82         }\r
  83 \r
  84         /**\r
  85          * ワーキングセットを保存する.<br>\r
  86          * ワーキングセットインスタンスには、あらかじめ全て設定しておく必要がある.<br>\r
  87          * \r
  88          * @param workingSet\r
  89          *            ワーキングセット\r
  90          * @throws IOException\r
  91          *             失敗\r
  92          */\r
  93         public void saveWorkingSet(WorkingSet workingSet) throws IOException {\r
  94                 if (workingSet == null) {\r
  95                         throw new IllegalArgumentException();\r
  96                 }\r
  97                 CharacterData characterData = workingSet.getCharacterData();\r
  98                 if (characterData == null) {\r
  99                         throw new IllegalArgumentException("character-data must be set.");\r
 100                 }\r
 101 \r
 102                 // XML形式でのワーキングセットの保存\r
 103                 UserDataFactory userDataFactory = UserDataFactory.getInstance();\r
 104                 UserData workingSetXmlData = userDataFactory.getMangledNamedUserData(\r
 105                                 characterData.getDocBase(), WORKINGSET_FILE_SUFFIX);\r
 106                 OutputStream outstm = workingSetXmlData.getOutputStream();\r
 107                 try {\r
 108                         WorkingSetXMLWriter workingSetXmlWriter = new WorkingSetXMLWriter();\r
 109                         workingSetXmlWriter.writeWorkingSet(workingSet, outstm);\r
 110                 } finally {\r
 111                         outstm.close();\r
 112                 }\r
 113         }\r
 114 \r
 115         /**\r
 116          * ワーキングセットを取得する.<br>\r
 117          * \r
 118          * @param characterData\r
 119          *            対象のキャラクターデータ\r
 120          * @return ワーキングセット、なければnull\r
 121          * @throws IOException\r
 122          *             読み込みに失敗した場合\r
 123          */\r
 124         public WorkingSet2 loadWorkingSet(CharacterData characterData)\r
 125                         throws IOException {\r
 126                 if (characterData == null) {\r
 127                         throw new IllegalArgumentException();\r
 128                 }\r
 129                 // XML形式でのワーキングセットの復元\r
 130                 UserDataFactory userDataFactory = UserDataFactory.getInstance();\r
 131                 UserData workingSetXmlData = userDataFactory.getMangledNamedUserData(\r
 132                                 characterData.getDocBase(), WORKINGSET_FILE_SUFFIX);\r
 133                 if (workingSetXmlData == null || !workingSetXmlData.exists()) {\r
 134                         // 保存されていない場合\r
 135                         return null;\r
 136                 }\r
 137                 WorkingSet2 workingSet2;\r
 138 \r
 139                 InputStream is = workingSetXmlData.openStream();\r
 140                 try {\r
 141                         WorkingSetXMLReader WorkingSetXMLReader = new WorkingSetXMLReader();\r
 142                         workingSet2 = WorkingSetXMLReader.loadWorkingSet(is);\r
 143 \r
 144                 } finally {\r
 145                         is.close();\r
 146                 }\r
 147 \r
 148                 return workingSet2;\r
 149         }\r
 150 }\r