java.util.ResourceBundle#getString ( )源码实例Demo

/**
 * Get a message localized to the specified locale, using the message ID
 * and package name if no message is available.  The locale is normally
 * that of the client of a service, chosen with knowledge that both the
 * client and this server support that locale.  There are two error
 * cases:  first, when the specified locale is unsupported or null, the
 * default locale is used if possible; second, when no bundle supports
 * that locale, the message ID and package name are used.
 *
 * @param locale    The locale of the message to use.  If this is null,
 *                  the default locale will be used.
 * @param messageId The ID of the message to use.
 * @return The message, localized as described above.
 */
public String getMessage(Locale locale,
                         String messageId) {
    ResourceBundle bundle;

    // cope with unsupported locale...
    if (locale == null)
        locale = Locale.getDefault();

    try {
        bundle = ResourceBundle.getBundle(bundleName, locale);
    } catch (MissingResourceException e) {
        bundle = ResourceBundle.getBundle(bundleName, Locale.ENGLISH);
    }
    return bundle.getString(messageId);
}
 

static String message(ELContext context, String name, Object... props) {
    Locale locale = null;
    if (context != null) {
        locale = context.getLocale();
    }
    if (locale == null) {
        locale = Locale.getDefault();
        if (locale == null) {
            return "";
        }
    }
    ResourceBundle bundle = ResourceBundle.getBundle(
            "javax.el.LocalStrings", locale);
    try {
        String template = bundle.getString(name);
        if (props != null) {
            template = MessageFormat.format(template, props);
        }
        return template;
    } catch (MissingResourceException e) {
        return "Missing Resource: '" + name + "' for Locale "
                + locale.getDisplayName();
    }
}
 

/**
* Gets a localized message given its code and bundle
* information. If there isn't any message matching to these infromation, a
* warning is traced.
* 
* @param code The message's code string
* @param bundle The message's bundel string
* 
* @return A string containing the message
*/
public static String getMessage(String code, String bundle) {

Locale locale = getLocaleForMessage();  
 
	ResourceBundle messages = ResourceBundle.getBundle(bundle, locale);
      if (messages == null) {
          return null;
      } 
      String message = code;
      try {
          message = messages.getString(code);
      } 
      catch (Exception ex) {
      	logger.warn("code [" + code + "] not found ", ex);
      } 
      return message;
  }
 

/**
 * @param key    The key (treated as a direct format string if not present)
 * @param values An optional collection of value substitutions for {@link java.text.MessageFormat}
 * @return The localised text with any substitutions made
 */
public static String safeText(MessageKey key, Object... values) {

    // Simplifies processing of empty text
    if (key == null) {
        return "";
    }

    ResourceBundle rb = currentResourceBundle();

    final String message;

    if (!rb.containsKey(key.getKey())) {
        // If no key is present then use it direct
        message = key.getKey();
    } else {
        // Must have the key to be here
        message = rb.getString(key.getKey());
    }

    return MessageFormat.format(message, values);
}
 

private String computeLocalizedLevelName(Locale newLocale) {
    ResourceBundle rb = ResourceBundle.getBundle(resourceBundleName, newLocale);
    final String localizedName = rb.getString(name);

    final boolean isDefaultBundle = defaultBundle.equals(resourceBundleName);
    if (!isDefaultBundle) return localizedName;

    // This is a trick to determine whether the name has been translated
    // or not. If it has not been translated, we need to use Locale.ROOT
    // when calling toUpperCase().
    final Locale rbLocale = rb.getLocale();
    final Locale locale =
            Locale.ROOT.equals(rbLocale)
            || name.equals(localizedName.toUpperCase(Locale.ROOT))
            ? Locale.ROOT : rbLocale;

    // ALL CAPS in a resource bundle's message indicates no translation
    // needed per Oracle translation guideline.  To workaround this
    // in Oracle JDK implementation, convert the localized level name
    // to uppercase for compatibility reason.
    return Locale.ROOT.equals(locale) ? name : localizedName.toUpperCase(locale);
}
 

public static String resolveMessage(ResourceBundle bundle, StatusCode statusCode, Object[] placeHolders) {
   String message = null;
   if (bundle != null && statusCode != null) {
      try {
         message = bundle.getString(statusCode.toString());
         message = MessageFormat.format(message, placeHolders);
      } catch (MissingResourceException var5) {
         message = getDefaultMessage(bundle, statusCode);
      }
   } else {
      message = getDefaultMessage(bundle, statusCode);
   }

   LOG.info("StatusResolver - RESOURSEBUNDLE - Status message: " + message);
   return message;
}
 

/**
 * Overrides this method to get the formatted&localized error message.
 *
 * REVISIT: the system locale is used to load the property file.
 *          do we want to allow the appilcation to specify a
 *          different locale?
 */
public String getMessage() {
    ResourceBundle resourceBundle = null;
    resourceBundle = SecuritySupport.getResourceBundle("com.sun.org.apache.xerces.internal.impl.msg.XMLSchemaMessages");
    if (resourceBundle == null)
        throw new MissingResourceException("Property file not found!", "com.sun.org.apache.xerces.internal.impl.msg.XMLSchemaMessages", key);

    String msg = resourceBundle.getString(key);
    if (msg == null) {
        msg = resourceBundle.getString("BadMessageKey");
        throw new MissingResourceException(msg, "com.sun.org.apache.xerces.internal.impl.msg.XMLSchemaMessages", key);
    }

    if (args != null) {
        try {
            msg = java.text.MessageFormat.format(msg, args);
        } catch (Exception e) {
            msg = resourceBundle.getString("FormatFailed");
            msg += " " + resourceBundle.getString(key);
        }
    }

    return msg;
}
 

private String localize( String key ) {
    ResourceBundle rb;

    if(locale==null)
        rb = ResourceBundle.getBundle(NameGetter.class.getName());
    else
        rb = ResourceBundle.getBundle(NameGetter.class.getName(),locale);

    return rb.getString(key);
}
 

public static NumberFormat getCurrencyInstance(final Locale aLocale) {
    final ResourceBundle bundle = ResourceBundle.getBundle("localedata", aLocale);
    final DecimalFormatSymbols theSymbols = DecimalFormatSymbols.getInstance(aLocale);
    final DecimalFormat theFormat = new DecimalFormat(bundle.getString("numberformat.currency"), theSymbols);
    // TODO: Set currency
    return theFormat;
}
 

@Override
public UITemplate getTemplate(Locale locale) {
  ResourceBundle bundle = ResourceBundle.getBundle("FolderBigResource", locale);
  List<UITemplate.Argument> arguments = new ArrayList<>();
  arguments.add(new UITemplate.StringArgument(P_ROOT_FOLDER, bundle.getString("folder.rootFolder"), true){
    @Override
    public String getHint() {
      return bundle.getString("folder.hint");
    }
  });
  arguments.add(new UITemplate.BooleanArgument(P_FOLDER_SPLIT_FOLDERS, bundle.getString("folder.splitFolders")));
  arguments.add(new UITemplate.StringArgument(P_FOLDER_SPLIT_SIZE, bundle.getString("folder.splitSize")));
  arguments.add(new UITemplate.BooleanArgument(P_FOLDER_CLEANUP, bundle.getString("folder.cleanup")));
  return new UITemplate(getType(), bundle.getString("folder"), arguments);
}
 

public static Version getProgVersion() {
    String TOKEN_VERSION = "VERSION";
    try {
        ResourceBundle.clearCache();
        ResourceBundle rb = ResourceBundle.getBundle(RBVERSION);
        if (rb.containsKey(TOKEN_VERSION)) {
            return new Version(rb.getString(TOKEN_VERSION));
        }
    } catch (Exception e) {
        Log.errorLog(134679898, e);
    }
    return new Version("");
}
 

public static List<String> getLabelAndSynonyms(Class<? extends Tag> tag, Locale locale) {
    ResourceBundle rb = ResourceBundle.getBundle(TAGS_BUNDLE_NAME, locale);
    try {
        String entry = rb.getString(tag.getAnnotation(TagInfo.class).id());
        return Arrays.asList(entry.toLowerCase(locale).split(","));
    } catch (MissingResourceException e) {
        return Collections.singletonList(tag.getAnnotation(TagInfo.class).label());
    }
}
 

private String getResource(String key, Locale locale) {
    if (locale == null) {
        locale = Locale.getDefault();
    }

    /**
     * If an applet supplies an implementation of IIOMetadataFormat and
     * resource bundles, then the resource bundle will need to be
     * accessed via the applet class loader. So first try the context
     * class loader to locate the resource bundle.
     * If that throws MissingResourceException, then try the
     * system class loader.
     */
    ClassLoader loader = (ClassLoader)
        java.security.AccessController.doPrivileged(
            new java.security.PrivilegedAction() {
               public Object run() {
                   return Thread.currentThread().getContextClassLoader();
               }
        });

    ResourceBundle bundle = null;
    try {
        bundle = ResourceBundle.getBundle(resourceBaseName,
                                          locale, loader);
    } catch (MissingResourceException mre) {
        try {
            bundle = ResourceBundle.getBundle(resourceBaseName, locale);
        } catch (MissingResourceException mre1) {
            return null;
        }
    }

    try {
        return bundle.getString(key);
    } catch (MissingResourceException e) {
        return null;
    }
}
 

public static void main(String[] args) {
    ResourceBundle rb = ResourceBundle.getBundle("bug6572242");
    String data = rb.getString("data");
    if (!data.equals("type")) {
        throw new RuntimeException("got \"" + data + "\", expected \"type\"");
    }
}
 

@Override
public String getOperationParameterDescription(final String operationName, final String paramName, final Locale locale, final ResourceBundle bundle) {
    if (this.operationName.equals(operationName)) {
        return bundle.getString(getKey(paramName));
    }
    return super.getOperationParameterDescription(operationName, paramName, locale, bundle);
}
 

public Object[] getDecimalFormatSymbolsData() {
    Object[] dfsdata;

    removeEmptyReferences();
    ResourceReference data = cache.get(DECIMAL_FORMAT_SYMBOLS_DATA_CACHEKEY);
    if (data == null || ((dfsdata = (Object[]) data.get()) == null)) {
        // Note that only dfsdata[0] is prepared here in this method. Other
        // elements are provided by the caller, yet they are cached here.
        ResourceBundle rb = localeData.getNumberFormatData(locale);
        dfsdata = new Object[3];

        // NumberElements look up. First, try the Unicode extension
        String numElemKey;
        String numberType = locale.getUnicodeLocaleType("nu");
        if (numberType != null) {
            numElemKey = numberType + ".NumberElements";
            if (rb.containsKey(numElemKey)) {
                dfsdata[0] = rb.getStringArray(numElemKey);
            }
        }

        // Next, try DefaultNumberingSystem value
        if (dfsdata[0] == null && rb.containsKey("DefaultNumberingSystem")) {
            numElemKey = rb.getString("DefaultNumberingSystem") + ".NumberElements";
            if (rb.containsKey(numElemKey)) {
                dfsdata[0] = rb.getStringArray(numElemKey);
            }
        }

        // Last resort. No need to check the availability.
        // Just let it throw MissingResourceException when needed.
        if (dfsdata[0] == null) {
            dfsdata[0] = rb.getStringArray("NumberElements");
        }

        cache.put(DECIMAL_FORMAT_SYMBOLS_DATA_CACHEKEY,
                  new ResourceReference(DECIMAL_FORMAT_SYMBOLS_DATA_CACHEKEY, (Object) dfsdata, referenceQueue));
    }

    return dfsdata;
}
 

public TopicInfoFactoryView() {
    ResourceBundle resources = ResourceBundle.getBundle("com/adr/helloiot/fxml/clientlogin");
    name = resources.getString("label.topicinfo.View");
}
 

public static String translate(String bundle, String key) {
    ResourceBundle b = ResourceBundle.getBundle(bundle);
    return b.getString(key);
}
 

/** Returns the compiler version baked into the jar. */
public static String getReleaseVersion() {
  ResourceBundle config = ResourceBundle.getBundle(CONFIG_RESOURCE);
  return config.getString("compiler.version");
}
 

/** {@inheritDoc} */
@Override
public String getChildTypeDescription(String childType, Locale locale, ResourceBundle bundle) {
    final String bundleKey = useUnprefixedChildTypes ? childType : getBundleKey(childType);
    return bundle.getString(bundleKey);
}