[Tapestry Wiki] Update of "Tapestry5HowToDomainLevelLocalization" by superoverdrive

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The following page has been changed by superoverdrive:
http://wiki.apache.org/tapestry/Tapestry5HowToDomainLevelLocalization

New page:
Inside AppModule.java:

{{{#!java
    @Inject
    private RequestGlobals requestGlobals;

    @Inject
    private ThreadLocale threadLocale;

    public void contributeRequestHandler(OrderedConfiguration<RequestFilter> 
configuration,
            @InjectService("TimingFilter")
            RequestFilter filter,
            ThreadLocale locale)
    {
        // Each contribution to an ordered configuration has a name, When 
necessary, you may
        // set constraints to precisely control the invocation order of the 
contributed filter
        // within the pipeline.

        Map<String, Locale> serverNameMapping = new HashMap<String,Locale>();
        
        serverNameMapping.put("www.domain.com", Locale.ENGLISH);
        serverNameMapping.put("www.domain.de", Locale.GERMAN);
        serverNameMapping.put("www.domain.fr", Locale.FRENCH);
        
        configuration.add("Timing", filter);
        configuration.add("HostBasedLocalization", new 
HostBasedLocaleFilter(threadLocale, Locale.GERMAN, serverNameMapping), 
"after:Localization");

    }
}}}

HostBasedLocalization.java

{{{#!java

import java.io.IOException;
import java.util.Locale;
import java.util.Map;

import org.apache.tapestry.ioc.services.ThreadLocale;
import org.apache.tapestry.services.Request;
import org.apache.tapestry.services.RequestFilter;
import org.apache.tapestry.services.RequestHandler;
import org.apache.tapestry.services.Response;

public class HostBasedLocaleFilter implements RequestFilter {

        private Map<String, Locale> serverNameMapping;

        private Locale              defaultLocale;

        private ThreadLocale        threadLocale;

        public HostBasedLocaleFilter(final ThreadLocale threadLocale, final 
Locale defaultLocale, final Map<String, Locale> serverNameMapping) {
                this.serverNameMapping = serverNameMapping;
                this.defaultLocale = defaultLocale;
                this.threadLocale = threadLocale;
        }

        public boolean service(Request request, Response response, 
RequestHandler handler) throws IOException {
                String servername = request.getParameter("Host");
                System.out.println(servername);
                Locale locale = this.serverNameMapping.get(servername);
                if (locale == null) {
                        locale = this.defaultLocale;
                }
                threadLocale.setLocale(locale);
                                
                return handler.service(request, response);
        }

}

}}}

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