Example usage for javax.servlet.http HttpServletRequest getLocales

Introduction

In this page you can find the example usage for javax.servlet.http HttpServletRequest getLocales.

Prototype

public Enumeration<Locale> getLocales();

Source Link

Document

Returns an Enumeration of Locale objects indicating, in decreasing order starting with the preferred locale, the locales that are acceptable to the client based on the Accept-Language header.

Usage

From source file:ch.entwine.weblounge.common.impl.language.LanguageUtils.java

/**
 * Returns the language out of <code>choices</code> that matches the client's
 * requirements as indicated through the <code>Accept-Language</code> header.
 * If no match is possible, <code>null</code> is returned.
 * // w  w  w .ja va 2 s .com
 * @param choices
 *          the available locales
 * @param request
 *          the http request
 */
public static Language getPreferredLanguage(Set<Language> choices, HttpServletRequest request) {
    if (request.getHeader("Accept-Language") != null) {
        Enumeration<?> locales = request.getLocales();
        while (locales.hasMoreElements()) {
            try {
                Language l = getLanguage((Locale) locales.nextElement());
                if (choices.contains(l))
                    return l;
            } catch (UnknownLanguageException e) {
                // never mind, some clients will send stuff like "*" as the locale
            }

        }
    }
    return null;
}

From source file:ch.entwine.weblounge.common.impl.language.LanguageUtils.java

/**
 * Returns the preferred one out of of those languages that are requested by
 * the client through the <code>Accept-Language</code> header and are
 * supported by the site. If there is no match, the site's default language is
 * returned.//from  w  w w .  ja v  a2s .c o m
 * <p>
 * The preferred one is defined by the following priorities:
 * <ul>
 * <li>Requested by the client</li>
 * <li>The site default language</li>
 * </ul>
 * 
 * @param request
 *          the http request
 * @param site
 *          the site
 */
public static Language getPreferredLanguage(HttpServletRequest request, Site site) {

    // Accept-Language header
    if (request.getHeader("Accept-Language") != null) {
        Enumeration<?> locales = request.getLocales();
        while (locales.hasMoreElements()) {
            try {
                Language l = getLanguage((Locale) locales.nextElement());
                if (site.supportsLanguage(l))
                    return l;
            } catch (UnknownLanguageException e) {
                // never mind, some clients will send stuff like "*" as the locale
            }
        }
    }

    return site.getDefaultLanguage();
}

From source file:ch.entwine.weblounge.common.impl.language.LanguageUtils.java

/**
 * Returns the preferred one out of of those languages that are requested by
 * the client through the <code>Accept-Language</code> header and are
 * supported by both the localizable and the site.
 * <p>/*from  w  w  w.ja v a  2  s.  c om*/
 * The preferred one is defined by the following priorities:
 * <ul>
 * <li>Requested by the client</li>
 * <li>The localizable's original language</li>
 * <li>The site default language</li>
 * <li>The first language of what is supported by both the localizable and the
 * site</li>
 * </ul>
 * 
 * @param localizable
 *          the localizable
 * @param request
 *          the http request
 * @param site
 *          the site
 */
public static Language getPreferredLanguage(Localizable localizable, HttpServletRequest request, Site site) {

    // Path
    String[] pathElements = StringUtils.split(request.getRequestURI(), "/");
    for (String element : pathElements) {
        for (Language l : localizable.languages()) {
            if (l.getIdentifier().equals(element)) {
                return l;
            }
        }
    }

    // Accept-Language header
    if (request.getHeader("Accept-Language") != null) {
        Enumeration<?> locales = request.getLocales();
        while (locales.hasMoreElements()) {
            try {
                Language l = getLanguage((Locale) locales.nextElement());
                if (localizable != null && !localizable.supportsLanguage(l))
                    continue;
                if (!site.supportsLanguage(l))
                    continue;
                return l;
            } catch (UnknownLanguageException e) {
                // never mind, some clients will send stuff like "*" as the locale
            }
        }
    }

    // The localizable's original language
    if (localizable != null && localizable instanceof Resource) {
        Resource<?> r = (Resource<?>) localizable;
        if (r.getOriginalContent() != null) {
            if (site.supportsLanguage(r.getOriginalContent().getLanguage()))
                return r.getOriginalContent().getLanguage();
        }
    }

    // Site default language
    if (localizable != null && localizable.supportsLanguage(site.getDefaultLanguage())) {
        return site.getDefaultLanguage();
    }

    // Any match
    if (localizable != null) {
        for (Language l : site.getLanguages()) {
            if (localizable.supportsLanguage(l)) {
                return l;
            }
        }
    }

    return null;
}

From source file:org.smigo.user.UserController.java

@RequestMapping(value = "/locales", method = RequestMethod.GET, produces = MediaType.APPLICATION_JSON_VALUE)
@ResponseBody/* w w w .ja v a2  s  .  co  m*/
public java.util.Map<String, String> getLocales(HttpServletRequest request, Locale locale) {
    return Language.getLanguagesForDisplay(request.getLocales(), locale);
}

From source file:com.ibm.util.merge.web.rest.servlet.RequestData.java

private List<Locale> getAllRequestLocales(HttpServletRequest request) {
    Enumeration<Locale> allLocales = request.getLocales();
    List<Locale> tlocales = new ArrayList<>();
    while (allLocales.hasMoreElements()) {
        tlocales.add(allLocales.nextElement());
    }/*from w ww.ja v  a  2 s  .c o m*/
    return tlocales;
}

From source file:com.ctc.storefront.filters.StorefrontFilter.java

protected void initDefaults(final HttpServletRequest request) {
    getStoreSessionFacade().initializeSession(Collections.list(request.getLocales()));
}

From source file:ch.entwine.weblounge.common.impl.language.LanguageUtils.java

/**
 * Returns the preferred one out of of those languages that are requested by
 * the client through the <code>Accept-Language</code> header and are
 * supported by both the resource in that there is resource content in that
 * language and the site./*from  w  ww  .ja v  a 2s .  c  o  m*/
 * <p>
 * The preferred one is defined by the following priorities:
 * <ul>
 * <li>Requested by the client</li>
 * <li>The resource's original language</li>
 * <li>The site default language</li>
 * <li>The first language of what is supported by both the resource and the
 * site</li>
 * </ul>
 * 
 * @param resource
 *          the resource
 * @param request
 *          the http request
 * @param site
 *          the site
 */
public static Language getPreferredContentLanguage(Resource<?> resource, HttpServletRequest request,
        Site site) {

    if (resource == null)
        throw new IllegalArgumentException("Resource must not be null");

    // Path
    String[] pathElements = StringUtils.split(request.getRequestURI(), "/");
    for (String element : pathElements) {
        for (Language l : resource.contentLanguages()) {
            if (l.getIdentifier().equals(element)) {
                return l;
            }
        }
    }

    // Accept-Language header
    if (request.getHeader("Accept-Language") != null) {
        Enumeration<?> locales = request.getLocales();
        while (locales.hasMoreElements()) {
            try {
                Language l = getLanguage((Locale) locales.nextElement());
                if (l == null)
                    continue;
                if (!resource.supportsContentLanguage(l))
                    continue;
                if (!site.supportsLanguage(l))
                    continue;
                return l;
            } catch (UnknownLanguageException e) {
                // never mind, some clients will send stuff like "*" as the locale
            }
        }
    }

    // Original content
    if (resource.getOriginalContent() != null) {
        if (site.supportsLanguage(resource.getOriginalContent().getLanguage()))
            return resource.getOriginalContent().getLanguage();
    }

    // Site default language
    if (resource.supportsContentLanguage(site.getDefaultLanguage())) {
        return site.getDefaultLanguage();
    }

    // Any match
    for (Language l : site.getLanguages()) {
        if (resource.supportsContentLanguage(l)) {
            return l;
        }
    }

    return null;
}

From source file:com.epam.cme.storefront.filters.StorefrontFilter.java

protected void initDefaults(final HttpServletRequest request) {
    final StoreSessionFacade storeSessionFacade = getStoreSessionFacade();
    storeSessionFacade.initializeSession(Collections.list(request.getLocales()));
}

From source file:com.exxonmobile.ace.hybris.storefront.filters.StorefrontFilter.java

protected void initDefaults(final HttpServletRequest request) {
    final StoreSessionFacade storeSessionFacade = getStoreSessionFacade();

    storeSessionFacade.initializeSession(Collections.list(request.getLocales()));
}

From source file:com.aurel.track.dbase.ReadyTesterServlet.java

@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
    prepareResponse(resp);/*w  w  w  .ja  v a2  s  .  co m*/
    PrintWriter out = resp.getWriter();
    Enumeration<Locale> locales = req.getLocales();
    execute(out, locales);
}