protected static List<Rule<String>> convertToRuleArray(Object[] rules,String keyPattern,TableSlotMap tableSlotMap,DBTableMap dbTableMap,boolean isTableRule) {
List<Rule<String>> ruleList = new ArrayList<Rule<String>>(1);
if (null == rules) {
//��������������ΪtableRule
if(tableSlotMap!=null&&dbTableMap!=null&&!isTableRule){
ruleList.add(new DbVirtualNodeRule(String.valueOf(""), dbTableMap,extraPackagesStr));
return ruleList;
}else{
return null;
}
}