Refactoring Bpmn/Workflow handling layer (1st commit)

workflow/engine/src/ProcessMaker/Project/ProjectHandler.php

@@ -0,0 +1,35 @@
+<?php
+namespace ProcessMaker\Project;
+
+use ProcessMaker\Util\Logger;
+
+abstract class ProjectHandler implements ProjectHandlerInterface
+{
+    public abstract function create($data);
+    public abstract function update($prjUid, $data);
+    public abstract function delete($prjUid);
+    public abstract function load($prjUid);
+
+    /**
+     * Log in ProcessMaker Standard Output if debug mode is enabled.
+     *
+     * @author Erik Amaru Ortiz <aortiz.erik at icloud dot com>
+     * @internal param $args this method receives N-Arguments dynamically with any type, string, array, object, etc
+     *                       it means that you ca use it by example:
+     *
+     * self::log("Beginning transaction");
+     * self::log("Method: ", __METHOD__, 'Returns: ', $result);
+     *
+     */
+    public static function log()
+    {
+        if (System::isDebugMode()) {
+
+            $me = Logger::getInstance();
+            $args = func_get_args();
+            //array_unshift($args, 'Class '.__CLASS__.' ');
+
+            call_user_func_array(array($me, 'setLog'), $args);
+        }
+    }
+}