📄 localeservlet.java
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import java.io.IOException;
import java.io.PrintWriter;
import java.util.Enumeration;
import java.util.Locale;
import javax.servlet.ServletConfig;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
/**
* Prints out information about a user's preferred locales
*/
public class LocaleServlet extends HttpServlet {
private static final String CONTENT_TYPE = "text/html;charset=GB2312";
/**
* Initialize the servlet
*/
public void init(ServletConfig config) throws ServletException {
super.init(config);
}
/**
* Process the HTTP Get request
*/
public void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
response.setContentType(CONTENT_TYPE);
PrintWriter out = response.getWriter( );
out.println("<html>");
out.println("<head><title>The Example Locale Servlet</title></head>");
out.println("<body>");
// Retrieve and print out the user's preferred locale
Locale preferredLocale = request.getLocale( );
out.println("<p>The user's preffered Locale is " + preferredLocale + "</p>");
// Retrieve all of the supported locales of the user
out.println("<p>A list of preferred Locales in descreasing order</p>");
Enumeration allUserSupportedLocales = request.getLocales( );
out.println("<ul>");
while( allUserSupportedLocales.hasMoreElements( ) ){
Locale supportedLocale = (Locale)allUserSupportedLocales.nextElement( );
StringBuffer buf = new StringBuffer( );
buf.append("<li>");
buf.append("Locale: ");
buf.append( supportedLocale );
buf.append( " - " );
buf.append( supportedLocale.getDisplayName( ) );
buf.append("</li>");
// Print out the line for a single Locale
out.println( buf.toString( ) );
}
out.println("</ul>");
// Get the container's default locale
Locale servletContainerLocale = Locale.getDefault( );
out.println("<p>The container's Locale " + servletContainerLocale + "</p>");
out.println("</body></html>");
}
}
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