RegisterPayChannelHandler registers the http handlers for service PayChannel to "mux".

RegisterPayChannelHandlerClient registers the http handlers for service PayChannel to "mux".

RegisterPayChannelHandlerFromEndpoint is same as RegisterPayChannelHandler but automatically dials to "endpoint" and closes the connection when "ctx" gets done.

RegisterPayDatabaseServiceHandler registers the http handlers for service PayDatabaseService to "mux".

RegisterPayDatabaseServiceHandlerClient registers the http handlers for service PayDatabaseService to "mux".

RegisterPayDatabaseServiceHandlerFromEndpoint is same as RegisterPayDatabaseServiceHandler but automatically dials to "endpoint" and closes the connection when "ctx" gets done.

RegisterPayGatewayHandler registers the http handlers for service PayGateway to "mux".

RegisterPayGatewayHandlerClient registers the http handlers for service PayGateway to "mux".

RegisterPayGatewayHandlerFromEndpoint is same as RegisterPayGatewayHandler but automatically dials to "endpoint" and closes the connection when "ctx" gets done.

RegisterSettlementGatewayHandler registers the http handlers for service SettlementGateway to "mux".

RegisterSettlementGatewayHandlerClient registers the http handlers for service SettlementGateway to "mux".

RegisterSettlementGatewayHandlerFromEndpoint is same as RegisterSettlementGatewayHandler but automatically dials to "endpoint" and closes the connection when "ctx" gets done.

原生扫码支付.

二维码支付 跟APP的区别在于，改支付方式直接返回二维码，而APP则可能返回url响应，需要商户根据url生成二维码.

SDK支付.

用于后台转账.

手机wap支付.

银联.

处理中.

失败.

成功.

直接付款.

退款.

签约付款.

向用户转账.

取消签约.

Check sign error.

Params error start-------------------------------- Params validate error.

--------------------------------.

来自第三方的请求body.

向第三方响应的Response.

来自第三方的请求的Notify.

来自第三方的请求的Notify.

PayChannelClient is the client API for PayChannel service.

PayChannelServer is the server API for PayChannel service.

PayDatabaseServiceClient is the client API for PayDatabaseService service.

PayDatabaseServiceServer is the server API for PayDatabaseService service.

PayGatewayClient is the client API for PayGateway service.

PayGatewayServer is the server API for PayGateway service.

SettlementGatewayClient is the client API for SettlementGateway service.

SettlementGatewayServer is the server API for SettlementGateway service.

付款状态类型.