net.wimpi.modbus.msg

Class IllegalFunctionRequest

java.lang.Object

net.wimpi.modbus.msg.ModbusMessageImpl

net.wimpi.modbus.msg.ModbusRequest

net.wimpi.modbus.msg.IllegalFunctionRequest

All Implemented Interfaces:

Transportable, ModbusMessage

public class IllegalFunctionRequest
extends ModbusRequest

Provides an implementation of a ModbusRequest which is created for illegal or non implemented function codes.

This is just a helper class to keep the implementation patterns the same for all cases.

Version:

1.2

Author:

Dieter Wimberger

Constructor Summary

Constructors

Constructor and Description
IllegalFunctionRequest(int fc) Constructs a new IllegalFunctionRequest instance for a given function code.

Method Summary

Modifier and Type	Method and Description
ModbusResponse	createResponse() Returns the ModbusResponse that represents the answer to this ModbusRequest.
void	readData(DataInput din) Reads the subclass specific data from the given DataInput instance.
void	writeData(DataOutput dout) Writes the subclass specific data to the given DataOutput.

Methods inherited from class net.wimpi.modbus.msg.ModbusRequest

createExceptionResponse, createModbusRequest

Methods inherited from class net.wimpi.modbus.msg.ModbusMessageImpl

getDataLength, getFunctionCode, getHexMessage, getOutputLength, getProtocolID, getTransactionID, getUnitID, isHeadless, readFrom, setDataLength, setFunctionCode, setHeadless, setHeadless, setProtocolID, setTransactionID, setUnitID, writeTo

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

IllegalFunctionRequest

public IllegalFunctionRequest(int fc)

Constructs a new IllegalFunctionRequest instance for a given function code.

Parameters:

fc - the function code as int.

Method Detail

createResponse

public ModbusResponse createResponse()

Description copied from class: ModbusRequest

Returns the ModbusResponse that represents the answer to this ModbusRequest.

The implementation should take care about assembling the reply to this ModbusRequest.

Specified by:

createResponse in class ModbusRequest

Returns:

the corresponding ModbusResponse.

writeData

public void writeData(DataOutput dout)
               throws IOException

Description copied from class: ModbusMessageImpl

Writes the subclass specific data to the given DataOutput.

Specified by:

writeData in class ModbusMessageImpl

Parameters:

dout - the DataOutput to be written to.

Throws:

IOException - if an I/O related error occurs.

readData

public void readData(DataInput din)
              throws IOException

Description copied from class: ModbusMessageImpl

Reads the subclass specific data from the given DataInput instance.

Specified by:

readData in class ModbusMessageImpl

Parameters:

din - the DataInput to read from.

Throws:

IOException - if an I/O related error occurs.