org.argeo.cms/src/org/argeo/cms/Localized.java

   1 package org.argeo.cms;
   2
   3 import java.text.MessageFormat;
   4 import java.util.Locale;
   5
   6 /** Localized object. */
   7 @FunctionalInterface
   8 public interface Localized {
   9         String name();
  10
  11         default ClassLoader getL10nClassLoader() {
  12                 return getClass().getClassLoader();
  13         }
  14
  15         /** Default assumes that this is an {@link Enum} */
  16         default String local(Locale locale) {
  17                 return LocaleUtils.local(this, locale);
  18         }
  19
  20         default String lead() {
  21                 return LocaleUtils.lead(this);
  22         }
  23
  24         default String local() {
  25                 return LocaleUtils.local(this);
  26         }
  27
  28         default String format(Object[] args) {
  29                 Locale locale = LocaleUtils.getCurrentLocale();
  30                 MessageFormat format = new MessageFormat(local(locale).toString(), locale);
  31                 return format.format(args);
  32         }
  33
  34         default String lead(Locale locale) {
  35                 return LocaleUtils.toLead(local(locale).toString(), locale);
  36         }
  37
  38         static class Untranslated implements Localized {
  39                 private String msg;
  40
  41                 public Untranslated(String msg) {
  42                         super();
  43                         this.msg = msg;
  44                 }
  45
  46                 @Override
  47                 public String local(Locale locale) {
  48                         return msg;
  49                 }
  50
  51                 @Override
  52                 public String name() {
  53                         return null;
  54                 }
  55
  56         }
  57 }