sj2/stardiv/app/AppletMessageHandler.java

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   9  * $RCSfile: AppletMessageHandler.java,v $
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  30
  31 package stardiv.app;
  32
  33 import java.util.ResourceBundle;
  34 import java.util.MissingResourceException;
  35 import java.text.MessageFormat;
  36
  37 /**
  38  * An hanlder of localized messages.
  39  *
  40  * @version     1.8, 03/03/97
  41  * @author      Koji Uno
  42  */
  43 public class AppletMessageHandler {
  44     private static ResourceBundle rb;
  45     private String baseKey = null;
  46
  47     static {
  48         try {
  49             rb = ResourceBundle.getBundle("stardiv.app.MsgAppletViewer");
  50         } catch (MissingResourceException e) {
  51             System.out.println(e.getMessage());
  52         }
  53     };
  54
  55     public AppletMessageHandler(String baseKey) {
  56         this.baseKey = baseKey;
  57     }
  58
  59     public String getMessage(String key) {
  60         return (String)rb.getString(getQualifiedKey(key));
  61     }
  62
  63     public String getMessage(String key, Object arg){
  64         String basemsgfmt = (String)rb.getString(getQualifiedKey(key));
  65         MessageFormat msgfmt = new MessageFormat(basemsgfmt);
  66         Object msgobj[] = new Object[1];
  67         if (arg == null) {
  68             arg = "null"; // mimic java.io.PrintStream.print(String)
  69         }
  70         msgobj[0] = arg;
  71         return msgfmt.format(msgobj);
  72     }
  73
  74     public String getMessage(String key, Object arg1, Object arg2) {
  75         String basemsgfmt = (String)rb.getString(getQualifiedKey(key));
  76         MessageFormat msgfmt = new MessageFormat(basemsgfmt);
  77         Object msgobj[] = new Object[2];
  78         if (arg1 == null) {
  79             arg1 = "null";
  80         }
  81         if (arg2 == null) {
  82             arg2 = "null";
  83         }
  84         msgobj[0] = arg1;
  85         msgobj[1] = arg2;
  86         return msgfmt.format(msgobj);
  87     }
  88
  89     public String getMessage(String key, Object arg1, Object arg2, Object arg3) {
  90         String basemsgfmt = (String)rb.getString(getQualifiedKey(key));
  91         MessageFormat msgfmt = new MessageFormat(basemsgfmt);
  92         Object msgobj[] = new Object[3];
  93         if (arg1 == null) {
  94             arg1 = "null";
  95         }
  96         if (arg2 == null) {
  97             arg2 = "null";
  98         }
  99         if (arg3 == null) {
 100             arg3 = "null";
 101         }
 102         msgobj[0] = arg1;
 103         msgobj[1] = arg2;
 104         msgobj[2] = arg3;
 105         return msgfmt.format(msgobj);
 106     }
 107
 108     public String getMessage(String key, Object arg[]) {
 109         String basemsgfmt = (String)rb.getString(getQualifiedKey(key));
 110         MessageFormat msgfmt = new MessageFormat(basemsgfmt);
 111         return msgfmt.format(arg);
 112     }
 113
 114     public String getQualifiedKey(String subKey) {
 115         return baseKey + "." + subKey;
 116     }
 117 }