<?php

class MergeNode extends Node
{


    function __construct($param)
    {
        parent::__construct($param);
    }

    /**
     * 获取合并选项
     * @return mixed
     */
    public function getMergeOption()
    {
        return $this->nodeProperty['mergeOption'];
    }

    /**
     * 1.检查逻辑节点下层节点,并获取下层节点的assigner
     * @param WorkFlowParser $workFlowParser
     * @return array
     */
    public function getAssignerList(WorkFlowParser $workFlowParser)
    {

        $nodes = $workFlowParser->getNextLevelNodes(parent::getNodeId());
        $assigner = array();
        foreach (Node::$nodeTypes as $type) {
            if (!array_key_exists($type, $nodes)) continue;
            foreach ($nodes[$type] as $node) {
                if (method_exists($node, 'getAssignerList')) {
                    $assigner = array_merge((array)$assigner, $node->getAssignerList($workFlowParser));
                }
            }
        }
        return $assigner;
    }


}