first pass at the 0.4 architecture. not ready for use or integration yet, but is functional with some manual build/config work

apps/routerconsole/java/src/net/i2p/router/web/ConfigAdvancedHelper.java

@@ -0,0 +1,38 @@
+package net.i2p.router.web;
+
+import java.util.Iterator;
+import java.util.Set;
+import java.util.TreeSet;
+
+import net.i2p.router.RouterContext;
+
+public class ConfigAdvancedHelper {
+    private RouterContext _context;
+    /**
+     * Configure this bean to query a particular router context
+     *
+     * @param contextId begging few characters of the routerHash, or null to pick
+     *                  the first one we come across.
+     */
+    public void setContextId(String contextId) {
+        try {
+            _context = ContextHelper.getContext(contextId);
+        } catch (Throwable t) {
+            t.printStackTrace();
+        }
+    }
+    
+    public ConfigAdvancedHelper() {}
+    
+    public String getSettings() {
+        StringBuffer buf = new StringBuffer(4*1024);
+        Set names = _context.router().getConfigSettings();
+        TreeSet sortedNames = new TreeSet(names);
+        for (Iterator iter = sortedNames.iterator(); iter.hasNext(); ) {
+            String name = (String)iter.next();
+            String val = _context.router().getConfigSetting(name);
+            buf.append(name).append('=').append(val).append('\n');
+        }
+        return buf.toString();
+    }
+}