--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/core/src/js/messaging/Client.js	Wed Jun 05 20:44:15 2019 +0300
@@ -0,0 +1,61 @@
+define(
+    [ "dojo/_base/declare", "dojo/_base/lang", "dojo/Evented", "../log/_LogMixin" ],
+
+    function(declare, lang, Evented, _LogMixin) {
+        return declare([ Evented, _LogMixin ], {
+            _session : null,
+            _destination : null,
+            _id : null,
+
+            constructor : function(session, destination, options) {
+                this._destination = destination;
+                this._session = session;
+            },
+
+            getDestination : function() {
+                return this._destination;
+            },
+
+            start : function() {
+                var me = this;
+                return me._session.createClient(me.prepareOptions({})).then(
+                    function(id) {
+                        me._id = id;
+                        return me;
+                    });
+            },
+
+            prepareOptions : function(options) {
+                var me = this;
+                options.mode = me.getMode();
+                options.destination = me.getDestination();
+                options.client = function(msg) {
+                    me.process(msg);
+                };
+                return options;
+            },
+
+            process : function(msg) {
+                this.warn("Messages are not acceped by this client");
+            },
+
+            stop : function() {
+                var me = this;
+                if (me._id) {
+                    me.log("stop");
+                    return me._session.deleteClient({'clientId': me._id}).then(function() {
+                        me._id = null;
+                        return me;
+                    });
+                }
+            },
+
+            toString : function() {
+                return "["
+                    + [
+                        this.getMode().toUpperCase(),
+                        this.getDestination(),
+                        this._id ].join(',') + "]";
+            }
+        });
+    });
\ No newline at end of file