Java LocaleContextHolder.getLocale方法代码示例

import org.springframework.context.i18n.LocaleContextHolder; //导入方法依赖的package包/类
/** 国际化信息 */
public static String getMessage(String key, Object... params) {
    Locale locale = LocaleContextHolder.getLocale();
    ResourceBundle message = MESSAGES.get(locale.getLanguage());
    if (message == null) {
        synchronized (MESSAGES) {
            message = MESSAGES.get(locale.getLanguage());
            if (message == null) {
                message = ResourceBundle.getBundle("i18n/messages", locale);
                MESSAGES.put(locale.getLanguage(), message);
            }
        }
    }
    if (params != null && params.length > 0) {
        return String.format(message.getString(key), params);
    }
    return message.getString(key);
}
 

import org.springframework.context.i18n.LocaleContextHolder; //导入方法依赖的package包/类
private void resolveError(BasicResponse response, ObjectError error) {
    Locale currentLocale = LocaleContextHolder.getLocale();

    String defaultMessage = error.getDefaultMessage();
    if (StringUtils.isNotBlank(defaultMessage) && defaultMessage.startsWith("{DEMO-")) {
        String errorCode = defaultMessage.substring(1, defaultMessage.length() - 1);
        response.setErrorCode(errorCode);
        response.setErrorMessage(getLocalizedErrorMessage(errorCode, error.getArguments()));
    } else {
        String[] errorCodes = error.getCodes();
        for (String code : errorCodes) {
            String message = getLocalizedErrorMessage(currentLocale, code, error.getArguments());
            if (!code.equals(message)) {
                response.setErrorCode(code);
                response.setErrorMessage(message);
                return;
            }
        }

        response.setErrorCode(error.getCode());
        response.setErrorMessage(getLocalizedErrorMessage(error.getCode(), error.getArguments()));
    }
}
 

import org.springframework.context.i18n.LocaleContextHolder; //导入方法依赖的package包/类
@Transactional(readOnly = true)
public GroupHuntingDaysExcelView export(final long groupId) {
    final HuntingClubGroup group = requireEntityService.requireHuntingGroup(groupId, EntityPermission.READ);

    final LocalisedString clubName = group.getParentOrganisation().getNameLocalisation();
    final LocalisedString groupName = group.getNameLocalisation();

    final Locale locale = LocaleContextHolder.getLocale();
    final Map<Integer, GameSpeciesDTO> species =
            F.index(gameDiaryService.getGameSpecies(), GameSpeciesDTO::getCode);

    final List<GroupHuntingDayDTO> days = sortDays(groupHuntingDayService.findByClubGroup(group));

    final Map<GameDiaryEntryType, List<Long>> rejections = groupHuntingDayService.listRejected(group);
    final List<HarvestDTO> harvests = postProcess(rejections.get(GameDiaryEntryType.HARVEST), huntingService.getHarvestsOfGroupMembers(group));
    final List<ObservationDTO> observations = postProcess(rejections.get(GameDiaryEntryType.OBSERVATION), huntingService.getObservationsOfGroupMembers(group));

    return new GroupHuntingDaysExcelView(locale, new EnumLocaliser(messageSource, locale), species, clubName,
            groupName, days, harvests, observations);
}
 

import org.springframework.context.i18n.LocaleContextHolder; //导入方法依赖的package包/类
@RequestMapping(value = "purposeOfUse")
public List<AddConsentFieldsDto> purposeOfUseLookup() {

    List<AddConsentFieldsDto> purposeOfUseDto = purposeOfUseCodeService
            .findAllPurposeOfUseCodesAddConsentFieldsDto();
    Locale locale = LocaleContextHolder.getLocale();
    if (!locale.getLanguage().equalsIgnoreCase("en")) {
        for (AddConsentFieldsDto addConsentFieldsDto : purposeOfUseDto) {

            //the properties file: key-value should be like : code.name=value, code.description=value
            List<String> purposeNameAndDescription = getMultiLangName (locale, addConsentFieldsDto.getCode());
            addConsentFieldsDto.setDisplayName(purposeNameAndDescription.get(0));//displayName
            addConsentFieldsDto.setDescription(purposeNameAndDescription.get(1));//description
        }
    }
    return purposeOfUseDto;
}
 

import org.springframework.context.i18n.LocaleContextHolder; //导入方法依赖的package包/类
@RequestMapping(value = "/{id:\\d+}/print",
        method = RequestMethod.POST,
        consumes = MediaType.APPLICATION_FORM_URLENCODED_VALUE)
public ResponseEntity<?> print(@PathVariable final long id,
                               @ModelAttribute @Valid final AreaPrintRequestDTO dto) {
    try {
        final Locale locale = LocaleContextHolder.getLocale();
        final FeatureCollection featureCollection = huntingClubAreaPrintFeature.exportHarvestPermitAreaFeatures(id, locale);

        final String filename = huntingClubAreaPrintFeature.getHarvestPermitAreaExportFileName(id, locale);
        final byte[] imageData = huntingClubAreaPrintFeature.printGeoJson(dto, featureCollection);
        final MediaType mediaType = MediaTypeExtras.APPLICATION_PDF;

        return ResponseEntity.ok()
                .contentType(mediaType)
                .contentLength(imageData.length)
                .header(ContentDispositionUtil.HEADER_NAME, ContentDispositionUtil.encodeAttachmentFilename(filename))
                .body(imageData);

    } catch (final Exception ex) {
        LOG.error("Permit area map export for printing has failed", ex);

        return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR)
                .body("Kartan tulostus epäonnistui. Yritä myöhemmin uudelleen");
    }
}
 

import org.springframework.context.i18n.LocaleContextHolder; //导入方法依赖的package包/类
/**
 * 国际化信息
 */
public static String getMessage(String key, Object... params) {
    Locale locale = LocaleContextHolder.getLocale();
    ResourceBundle message = MESSAGES.get(locale.getLanguage());
    if (message == null) {
        synchronized (MESSAGES) {
            message = MESSAGES.get(locale.getLanguage());
            if (message == null) {
                message = ResourceBundle.getBundle("i18n/messages", locale);
                MESSAGES.put(locale.getLanguage(), message);
            }
        }
    }
    if (params != null && params.length > 0) {
        return String.format(message.getString(key), params);
    }
    return message.getString(key);
}
 

import org.springframework.context.i18n.LocaleContextHolder; //导入方法依赖的package包/类
/**
 * 解析错误信息
 * TODO 国际化错误信息应该异常中处理
 * @param fieldError
 * @return
 */
private String resolveLocalizedErrorMessage(org.springframework.validation.FieldError fieldError) {
    Locale currentLocale =  LocaleContextHolder.getLocale();
    String localizedErrorMessage = null;
    if(messageSource != null){
        try {
            localizedErrorMessage = messageSource.getMessage(fieldError.getCode(), fieldError.getArguments(), currentLocale);
        }catch (NoSuchMessageException noSuchMessageException){
            logger.debug(noSuchMessageException);
            noSuchMessageException.printStackTrace();
        }
    }
    //If the message was not found, return the most accurate field error code instead.
    //You can remove this check if you prefer to get the default error message.
    if (localizedErrorMessage.equals(fieldError.getDefaultMessage())) {
        String[] fieldErrorCodes = fieldError.getCodes();
        localizedErrorMessage = fieldErrorCodes[0];
    }

    return localizedErrorMessage;
}
 

import org.springframework.context.i18n.LocaleContextHolder; //导入方法依赖的package包/类
@Override
protected String computeContextPath(IExpressionContext context, String base, Map<String, Object> parameters) {
	StringBuilder result = new StringBuilder(super.computeContextPath(context, base, parameters));
	// Adding the current locale, but only if it is not a resource
	boolean localizable = !nonLocalizedUrls.matcher(base).find();
	if (localizable) {
		Locale locale = LocaleContextHolder.getLocale();
		String localeString = locale.getLanguage();
		result.append("/").append(localeString);
	}
	return result.toString();
}
 

import org.springframework.context.i18n.LocaleContextHolder; //导入方法依赖的package包/类
private String[] resolveMessagesFromBundleOrDefault(final String[] resolved, final Exception e) {
    final Locale locale = LocaleContextHolder.getLocale();
    final String defaultKey = Stream.of(StringUtils.splitByCharacterTypeCamelCase(e.getClass().getSimpleName()))
            .collect(Collectors.joining("_"))
            .toUpperCase();

    return Stream.of(resolved)
            .map(key -> this.context.getMessage(key, null, defaultKey, locale))
            .toArray(String[]::new);
}
 

import org.springframework.context.i18n.LocaleContextHolder; //导入方法依赖的package包/类
@Override
public void serialize(Date date, JsonGenerator jsonGenerator, SerializerProvider serializerProvider) throws IOException, JsonProcessingException {
	if (date!=null) {
		Locale locale = LocaleContextHolder.getLocale();
		TimeZone timeZone = LocaleContextHolder.getTimeZone();
		FastDateFormat fastDateFormat = FastDateFormat.getInstance("yyyy-MM-dd", timeZone, locale);
		jsonGenerator.writeString(fastDateFormat.format(date));
	} else {
		jsonGenerator.writeString("");
	}
}
 

import org.springframework.context.i18n.LocaleContextHolder; //导入方法依赖的package包/类
private List<ErrorMessage> processFieldError(List<FieldError> error) {
    List<ErrorMessage> messages = new ArrayList<>();
    if (error != null) {
        for (int i = 0; i < error.size(); i++) {
            Locale currentLocale = LocaleContextHolder.getLocale();
            String msg = msgSource.getMessage(error.get(i).getDefaultMessage(), null, currentLocale);
            messages.add(new ErrorMessage(ErrorMessageType.ERROR, msg, error.get(i).getField()));
        }
    }
    return messages;
}
 

import org.springframework.context.i18n.LocaleContextHolder; //导入方法依赖的package包/类
/**
   * Get the localized value of an entity's attribute
   * @param entityId the id of the entity
   * @param entityClass the class of the entity
   * @param attributeName the name of the attribute that must be defined as Map<Locale, String>
   * @param locale the locale for the value, use null for the current request locale
   * @param returnNull (optional) true if null must be returned when no value is present instead of the empty string
   * @return the localized value in the specified locale, or in the default configured locale if the value is not set for that locale, 
   * or an empty string if no value is found or null if no value is found and returnNull is true.
   */
  public String getLocalValue(long entityId, Class<?> entityClass, String attributeName, Locale locale, Boolean... returnNull) {
  	// select color from YadaArticle_color where YadaArticle_id=123 and locale="en_US"
if (locale==null) {
	locale = LocaleContextHolder.getLocale();
}
  	String className = entityClass.getSimpleName();
  	String tableName = className + "_" + attributeName;
  	String idColumn = className + "_id";
  	YadaSql yadaSql = YadaSql.instance().selectFrom("select " + attributeName + " from " + tableName)
  		.where(idColumn + " = :entityId").and()
  		.where("locale = :localeString").and()
  		.setParameter("entityId", entityId)
  		.setParameter("localeString", locale.toString());
  	List<?> result = yadaSql.nativeQuery(em).getResultList();
  	if (result.isEmpty()) {
  		// Try with the default locale
  		Locale defaultLocale = config.getDefaultLocale();
  		if (defaultLocale!=null && !defaultLocale.equals(locale)) {
  			yadaSql.setParameter("localeString", defaultLocale.toString());
  			result = yadaSql.nativeQuery(em).getResultList();
  		}
  	}
  	if (result.isEmpty()) {
  		if (returnNull!=null && returnNull.length>0 && Boolean.TRUE.equals(returnNull[0])) {
  			return null;
  		}
  		return "";
  	}
  	return (String) result.get(0);
  }
 

import org.springframework.context.i18n.LocaleContextHolder; //导入方法依赖的package包/类
/**
    * Get the I18N description for this key. If the tool has supplied a messageService, then this is used to look up
    * the key and hence get the text. Otherwise if the tool has supplied a I18N languageFilename then it is accessed
    * via the shared toolActMessageService. If neither are supplied or the key is not found, then any "." in the name
    * are converted to space and this is used as the return value.
    *
    * This is normally used to get the description for a definition, in whic case the key should be in the format
    * output.desc.[definition name], key = definition name and addPrefix = true. For example a definition name of
    * "learner.mark" becomes output.desc.learner.mark.
    *
    * If you want to use this to get an arbitrary string from the I18N files, then set addPrefix = false and the
    * output.desc will not be added to the beginning.
    */
   protected String getI18NText(String key, boolean addPrefix) {
String translatedText = null;

MessageSource tmpMsgSource = getMsgSource();
if (tmpMsgSource != null) {
    if (addPrefix) {
	key = KEY_PREFIX + key;
    }
    Locale locale = LocaleContextHolder.getLocale();
    try {
	translatedText = tmpMsgSource.getMessage(key, null, locale);
    } catch (NoSuchMessageException e) {
	log.warn("Unable to internationalise the text for key " + key
		+ " as no matching key found in the msgSource");
    }
} else {
    log.warn("Unable to internationalise the text for key " + key
	    + " as no matching key found in the msgSource. The tool's OutputDefinition factory needs to set either (a) messageSource or (b) loadedMessageSourceService and languageFilename.");
}

if (translatedText == null || translatedText.length() == 0) {
    translatedText = key.replace('.', ' ');
}

return translatedText;
   }
 

import org.springframework.context.i18n.LocaleContextHolder; //导入方法依赖的package包/类
@Override
   public String internationaliseActivityTitle(Long learningLibraryID) {

ToolActivity templateActivity = (ToolActivity) activityDAO.getTemplateActivityByLibraryID(learningLibraryID);

if (templateActivity != null) {
    Locale locale = LocaleContextHolder.getLocale();
    String languageFilename = templateActivity.getLanguageFile();
    if (languageFilename != null) {
	MessageSource toolMessageSource = toolActMessageService.getMessageService(languageFilename);
	if (toolMessageSource != null) {
	    String title = toolMessageSource.getMessage(Activity.I18N_TITLE, null, templateActivity.getTitle(),
		    locale);
	    if (title != null && title.trim().length() > 0) {
		return title;
	    }
	} else {
	    log.warn("Unable to internationalise the library activity " + templateActivity.getTitle()
		    + " message file " + templateActivity.getLanguageFile()
		    + ". Activity Message source not available");
	}
    }
}

if (templateActivity.getTitle() != null && templateActivity.getTitle().trim().length() > 0) {
    return templateActivity.getTitle();
} else {
    return "Untitled"; // should never get here - just return something in case there is a bug. A blank title affect the layout of the main page
}
   }
 

import org.springframework.context.i18n.LocaleContextHolder; //导入方法依赖的package包/类
@ExceptionHandler(UserFacingException.class)
@ResponseStatus(value = HttpStatus.NOT_FOUND)
public ModelAndView handleUserFacingException(HttpServletRequest request, UserFacingException ex) {
    logger.warn("UserFacingException: " + request.getRequestURL(), ex);

    ModelAndView mav = new ModelAndView();

    Locale locale = LocaleContextHolder.getLocale();
    String msg = messageSource.getMessage(ex.getMessage(), null, locale);
    mav.addObject("message", msg);

    mav.setViewName("error");
    return mav;
}