HOR-3670-RG-3 Files review:

workflow/engine/classes/entities/Entity_AppSolrQueue.php 
workflow/engine/classes/entities/Entity_Base.php 
workflow/engine/classes/entities/Entity_FacetGroup.php 
workflow/engine/classes/entities/Entity_FacetInterfaceRequest.php 
workflow/engine/classes/entities/Entity_FacetInterfaceResult.php 
workflow/engine/classes/entities/Entity_FacetItem.php 
workflow/engine/classes/entities/Entity_FacetRequest.php 
workflow/engine/classes/entities/Entity_FacetResult.php 
workflow/engine/classes/entities/Entity_SelectedFacetGroupItem.php 
workflow/engine/classes/entities/Entity_SolrQueryResult.php

workflow/engine/classes/entities/EntityAppSolrQueue.php

@@ -0,0 +1,37 @@
+<?php
+
+class EntityAppSolrQueue extends EntityBase
+{
+    public $appUid = '';
+    public $appChangeDate = '';
+    public $appChangeTrace = '';
+    public $appUpdated = 0;
+
+    private function __construct()
+    {
+    }
+
+    public static function createEmpty()
+    {
+        $obj = new EntityAppSolrQueue();
+        return $obj;
+    }
+
+    public static function createForRequest($data)
+    {
+        $obj = new EntityAppSolrQueue();
+
+        $obj->initializeObject($data);
+
+        $requiredFields = array(
+            "appUid",
+            "appChangeDate",
+            "appChangeTrace",
+            "appUpdated"
+        );
+
+        $obj->validateRequiredFields($requiredFields);
+
+        return $obj;
+    }
+}