diff --git a/ui/src/app/api/component-descriptor.service.js b/ui/src/app/api/component-descriptor.service.js
index b4cacf4991..b4398cb569 100644
--- a/ui/src/app/api/component-descriptor.service.js
+++ b/ui/src/app/api/component-descriptor.service.js
@@ -21,38 +21,63 @@ function ComponentDescriptorService($http, $q) {
 
     var componentsByType = {};
     var componentsByClazz = {};
+    var actionsByPlugin = {};
 
     var service = {
+        getComponentDescriptorsByType: getComponentDescriptorsByType,
+        getComponentDescriptorByClazz: getComponentDescriptorByClazz,
+        getPluginActionsByPluginClazz: getPluginActionsByPluginClazz,
         getComponentDescriptorsByTypes: getComponentDescriptorsByTypes
     }
 
     return service;
 
-    function getComponentDescriptorsByTypes(componentTypes, ruleChainType) {
+    function getComponentDescriptorsByType(componentType) {
+        var deferred = $q.defer();
+        if (componentsByType[componentType]) {
+            deferred.resolve(componentsByType[componentType]);
+        } else {
+            var url = '/api/components/' + componentType;
+            $http.get(url, null).then(function success(response) {
+                componentsByType[componentType] = response.data;
+                for (var i = 0; i < componentsByType[componentType].length; i++) {
+                    var component = componentsByType[componentType][i];
+                    componentsByClazz[component.clazz] = component;
+                }
+                deferred.resolve(componentsByType[componentType]);
+            }, function fail() {
+                deferred.reject();
+            });
+
+        }
+        return deferred.promise;
+    }
+
+    function getComponentDescriptorsByTypes(componentTypes, type) {
         var deferred = $q.defer();
         var result = [];
-        if (!componentsByType[ruleChainType]) {
-            componentsByType[ruleChainType] = {};
+        if (!componentsByType[type]) {
+            componentsByType[type] = {};
         }
         for (var i=componentTypes.length-1;i>=0;i--) {
             var componentType = componentTypes[i];
-            if (componentsByType[ruleChainType][componentType]) {
-                result = result.concat(componentsByType[ruleChainType][componentType]);
+            if (componentsByType[type][componentType]) {
+                result = result.concat(componentsByType[type][componentType]);
                 componentTypes.splice(i, 1);
             }
         }
         if (!componentTypes.length) {
             deferred.resolve(result);
         } else {
-            var url = '/api/components?componentTypes=' + componentTypes.join(',') + '&ruleChainType=' + ruleChainType;
+            var url = '/api/components?componentTypes=' + componentTypes.join(',') + '&ruleChainType=' + type;
             $http.get(url, null).then(function success(response) {
                 var components = response.data;
                 for (var i = 0; i < components.length; i++) {
                     var component = components[i];
-                    var componentsList = componentsByType[ruleChainType][component.type];
+                    var componentsList = componentsByType[type][component.type];
                     if (!componentsList) {
                         componentsList = [];
-                        componentsByType[ruleChainType][component.type] = componentsList;
+                        componentsByType[type][component.type] = componentsList;
                     }
                     componentsList.push(component);
                     componentsByClazz[component.clazz] = component;
@@ -65,4 +90,37 @@ function ComponentDescriptorService($http, $q) {
         }
         return deferred.promise;
     }
+
+    function getComponentDescriptorByClazz(componentDescriptorClazz) {
+        var deferred = $q.defer();
+        if (componentsByClazz[componentDescriptorClazz]) {
+            deferred.resolve(componentsByClazz[componentDescriptorClazz]);
+        } else {
+            var url = '/api/component/' + componentDescriptorClazz;
+            $http.get(url, null).then(function success(response) {
+                componentsByClazz[componentDescriptorClazz] = response.data;
+                deferred.resolve(componentsByClazz[componentDescriptorClazz]);
+            }, function fail() {
+                deferred.reject();
+            });
+        }
+        return deferred.promise;
+    }
+
+    function getPluginActionsByPluginClazz(pluginClazz) {
+        var deferred = $q.defer();
+        if (actionsByPlugin[pluginClazz]) {
+            deferred.resolve(actionsByPlugin[pluginClazz]);
+        } else {
+            var url = '/api/components/actions/' + pluginClazz;
+            $http.get(url, null).then(function success(response) {
+                actionsByPlugin[pluginClazz] = response.data;
+                deferred.resolve(actionsByPlugin[pluginClazz]);
+            }, function fail() {
+                deferred.reject();
+            });
+        }
+        return deferred.promise;
+    }
+
 }