--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/nabble/view/lib/UrlMapperImpl.java	Thu Mar 21 19:15:52 2019 -0600
@@ -0,0 +1,84 @@
+package nabble.view.lib;
+
+import java.io.IOException;
+import java.util.Collections;
+import java.util.Map;
+import java.util.regex.Pattern;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import fschmidt.util.servlet.JtpContext;
+import fschmidt.util.servlet.UrlMapper;
+import fschmidt.util.servlet.UrlMapping;
+import nabble.view.web.template.UrlMapperNamespace;
+
+
+public final class UrlMapperImpl implements UrlMapper {
+
+	private static class RegexToClass {
+		private final Pattern ptn;
+		private final Class cls;
+
+		public RegexToClass(Class cls) {
+			if( !UrlMappable.class.isAssignableFrom(cls) )
+				throw new RuntimeException(cls.getName()+" doesn't implement UrlMappable");
+			this.cls = cls;
+			try {
+				this.ptn = ((UrlMappable)cls.newInstance()).getUrlPattern();
+			} catch(InstantiationException e) {
+				throw new RuntimeException(e);
+			} catch(IllegalAccessException e) {
+				throw new RuntimeException(e);
+			}
+		}
+	}
+
+	private final RegexToClass[] regexToClass;
+
+	UrlMapperImpl(final Class[] classes) {
+		RegexToClass[] regexToClass = new RegexToClass[classes.length];
+		for( int i=0; i<classes.length; i++ ) {
+			regexToClass[i] = new RegexToClass(classes[i]);
+		}
+		this.regexToClass = regexToClass;
+	}
+
+	public UrlMapping getUrlMapping(HttpServletRequest request) {
+		String url = request.getRequestURL().toString();
+/*
+		if( Jtp.getSite(request) == null && !url.startsWith(Jtp.defaultContextUrl()) )
+			return redir;
+*/
+		UrlMapping urlMapping = UrlMapperNamespace.getUrlMapping(request);
+		if( urlMapping != null )
+			return urlMapping;
+		int i = url.indexOf(';');
+		if( i != -1 )
+			url = url.substring(0,i);
+		for (RegexToClass rc : regexToClass) {
+			if (rc.ptn.matcher(url).find()) {
+				try {
+					UrlMappable ubm = (UrlMappable)rc.cls.newInstance();
+					Map<String,String[]> params = ubm.getParameterMapFromUrl(request,url);
+					return new UrlMapping(rc.cls,params);
+				} catch(IllegalAccessException e) {
+					throw new RuntimeException(e);
+				} catch(InstantiationException e) {
+					throw new RuntimeException(e);
+				}
+			}
+		}
+		return null;
+	}
+/*
+	public static class Redir extends HttpServlet {
+		protected void service(HttpServletRequest request,HttpServletResponse response)
+			throws IOException
+		{
+			response.setHeader("Location", "http://www.jmeter-archive.org/missing.html");
+			response.sendError(HttpServletResponse.SC_MOVED_PERMANENTLY);
+		}
+	}
+	private static final UrlMapping redir = new UrlMapping(Redir.class,Collections.emptyMap());
+*/
+}