config clients handler implemented

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

@@ -0,0 +1,74 @@
+package net.i2p.router.web;
+
+import net.i2p.router.ClientTunnelSettings;
+
+/**
+ * Handler to deal with form submissions from the client config form and act
+ * upon the values.
+ *
+ */
+public class ConfigClientsHandler extends FormHandler {
+    private String _numClients;
+    private String _numTunnels;
+    private String _numHops;
+    private boolean _shouldSave;
+    
+    public void ConfigNetHandler() {
+        _shouldSave = false;
+    }
+    
+    protected void processForm() {
+        if (_shouldSave) {
+            saveChanges();
+        } else {
+            // noop
+        }
+    }
+    
+    public void setShouldsave(String moo) { _shouldSave = true; }
+    
+    public void setClientcount(String num) {
+        _numClients = (num != null ? num.trim(): null);
+    }
+    public void setTunnelcount(String num) {
+        _numTunnels = (num != null ? num.trim() : null);
+    }
+    public void setTunneldepth(String num) {
+        _numHops = (num != null ? num.trim() : null);
+    }
+    
+    /**
+     * The user made changes to the network config and wants to save them, so
+     * lets go ahead and do so.
+     *
+     */
+    private void saveChanges() {
+        boolean saveRequired = false;
+        
+        if ( (_numClients != null) && (_numClients.length() > 0) ) {
+            _context.router().setConfigSetting("router.targetClients", _numClients);
+            addFormNotice("Updating estimated number of clients to " + _numClients);
+            saveRequired = true;
+        }
+        
+        if ( (_numTunnels != null) && (_numTunnels.length() > 0) ) {
+            _context.router().setConfigSetting(ClientTunnelSettings.PROP_NUM_INBOUND, _numTunnels);
+            addFormNotice("Updating default number of tunnels per client to " + _numTunnels);
+            saveRequired = true;
+        }
+        
+        if ( (_numHops != null) && (_numHops.length() > 0) ) {
+            _context.router().setConfigSetting(ClientTunnelSettings.PROP_DEPTH_INBOUND, _numHops);
+            addFormNotice("Updating default tunnel length to " + _numHops);
+            saveRequired = true;
+        }
+        
+        if (saveRequired) {
+            boolean saved = _context.router().saveConfig();
+            if (saved) 
+                addFormNotice("Configuration saved successfully");
+            else
+                addFormNotice("Error saving the configuration (applied but not saved) - please see the error logs");
+        }
+    }
+}