内部调用其他服务抛出的异常处理
try { requisition_no = this.testDocumentId(info);// 获取申请单号 } catch (java.lang.reflect.InvocationTargetException targetE) { throw new DWBusinessException("自动生成单号失败:"+targetE.getTargetException().getMessage()); } catch (Exception e){ throw new DWBusinessException("自动生成单号失败!"); }