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sendData
Sends data to the peripheral device.
Specifies the arbitrary function of the device control program side, and passes JSON data made from a set of the property name and value.
For details, refer to the TM-DT Series Peripheral Device Control Guide.
The processing result of this API is notified to the listener method set by the setReceiveEventListener API.
Syntax
public void sendData(String methodName, String data) throws Epos2Exception |
Parameter
methodName
Specifies the function name to be executed.
data
Specifies the parameter to be passed to the function in JSON string.
Exception
When the process fails, Epos2Exception with one of the following error value occurs.
Error status |
Description |
---|---|
ERR_PARAM |
An invalid parameter was passed. |
ERR_CONNECT |
Communication failed. |
ERR_MEMORY |
Sufficient memory required for processing could not be allocated. |
ERR_FAILURE |
An unknown error occurred. |
ERR_PROCESSING |
Could not run the process. |
ERR_ILLEGAL |
This API was called while no communication had been started. |
Quick Access
- Syntax
- Parameter
- Exception
- Introduction
- help
- OtherPeripheral class