Examples with CANOpenPDO org.apache.plc4x.java.canopen.readwrite.CANOpenPDO used on opensource projects

Example 1 with CANOpenPDO

use of org.apache.plc4x.java.canopen.readwrite.CANOpenPDO in project plc4x by apache.

the class CANOpenProtocolLogic method writeInternally.

private void writeInternally(DefaultPlcWriteRequest writeRequest, CANOpenPDOField field, CompletableFuture<PlcWriteResponse> response) {
    PlcValue writeValue = writeRequest.getPlcValues().get(0);
    try {
        String fieldName = writeRequest.getFieldNames().iterator().next();
        WriteBufferByteBased writeBuffer = new WriteBufferByteBased(DataItem.getLengthInBytes(writeValue, field.getCanOpenDataType(), writeValue.getLength()), ByteOrder.LITTLE_ENDIAN);
        DataItem.staticSerialize(writeBuffer, writeValue, field.getCanOpenDataType(), writeValue.getLength(), ByteOrder.LITTLE_ENDIAN);
        final CANOpenPDOPayload payload = new CANOpenPDOPayload(new CANOpenPDO(writeBuffer.getData()));
        context.sendToWire(new CANOpenFrame((short) field.getNodeId(), field.getService(), payload));
        response.complete(new DefaultPlcWriteResponse(writeRequest, Collections.singletonMap(fieldName, PlcResponseCode.OK)));
    } catch (Exception e) {
        response.completeExceptionally(e);
    }
}