demo/plugins/org.argeo.demo.i18n.rcp/src/main/java/org/argeo/demo/i18n/specific/NLSHelperImpl.java

   1 package org.argeo.demo.i18n.specific;
   2
   3 import java.lang.reflect.Constructor;
   4 import java.lang.reflect.Field;
   5 import java.lang.reflect.Modifier;
   6 import java.util.Locale;
   7 import java.util.MissingResourceException;
   8 import java.util.ResourceBundle;
   9
  10 import org.argeo.demo.i18n.NLSHelper;
  11
  12 public class NLSHelperImpl extends NLSHelper {
  13
  14         protected Object internalGetMessages(String bundleName, Class clazz) {
  15
  16                 ClassLoader loader = clazz.getClassLoader();
  17                 // test
  18                 Locale currentLocale = new Locale("fr");
  19                 ResourceBundle bundle = ResourceBundle.getBundle(bundleName,
  20                                 currentLocale, loader);
  21                 // test end
  22                 // ResourceBundle bundle = ResourceBundle.getBundle(bundleName,
  23                 // Locale.getDefault(), loader);
  24                 return internalGet(bundle, clazz);
  25         }
  26
  27         private Object internalGet(ResourceBundle bundle, Class clazz) {
  28
  29                 Object result;
  30                 try {
  31                         Constructor constructor = clazz.getDeclaredConstructor(null);
  32                         constructor.setAccessible(true);
  33                         result = constructor.newInstance(null);
  34                 } catch (final Exception ex) {
  35                         throw new IllegalStateException(ex.getMessage());
  36                 }
  37                 final Field[] fieldArray = clazz.getDeclaredFields();
  38                 for (int i = 0; i < fieldArray.length; i++) {
  39                         try {
  40                                 int modifiers = fieldArray[i].getModifiers();
  41                                 if (String.class.isAssignableFrom(fieldArray[i].getType())
  42                                                 && Modifier.isPublic(modifiers)
  43                                                 && !Modifier.isStatic(modifiers)) {
  44                                         try {
  45                                                 String value = bundle
  46                                                                 .getString(fieldArray[i].getName());
  47                                                 byte[] bytes = value.getBytes();
  48                                                 String forcedValue = new String(bytes, "UTF8");
  49                                                 if (value != null) {
  50                                                         fieldArray[i].setAccessible(true);
  51                                                         fieldArray[i].set(result, forcedValue);
  52                                                 }
  53                                         } catch (final MissingResourceException mre) {
  54                                                 fieldArray[i].setAccessible(true);
  55                                                 fieldArray[i].set(result, "");
  56                                                 mre.printStackTrace();
  57                                         }
  58                                 }
  59                         } catch (final Exception ex) {
  60                                 ex.printStackTrace();
  61                         }
  62                 }
  63                 return result;
  64         }
  65 }