First set of modifications

workflow/engine/classes/entities/Entity_FacetInterfaceRequest.php

@@ -0,0 +1,41 @@
+<?php
+require_once ('Base.php');
+
+
+class Entity_FacetInterfaceRequest extends Entity_Base
+{
+  public $searchText = '';
+  public $selectedFacetsString = ''; // string of selected facet groups and
+                                     // items in format:
+                                     // groupkey1::groupdesc1:::itemkey1::itemdesc1,groupkey2::groupdesc2:::itemkey2::itemdesc2,
+                                     // groupkey3::groupdesc3:::itemkey3::itemdesc3
+                                     // var $selectedFacetFields = array();
+                                     // var $selectedFacetTypes = array();
+  
+  private function __construct()
+  {
+  }
+  
+  static function createEmpty()
+  {
+    $obj = new Entity_FacetInterfaceRequest ();
+    return $obj;
+  }
+  
+  static function createForRequest($data)
+  {
+    $obj = new Entity_FacetInterfaceRequest ();
+    
+    $obj->initializeObject ($data);
+    
+    $requiredFields = array (
+        "searchText",
+        "selectedFacetsString" 
+    );
+    
+    $obj->validateRequiredFields ($requiredFields);
+    
+    return $obj;
+  }
+
+}