org.ogema.drivers.modbus.util

Class Connection

java.lang.Object

org.ogema.drivers.modbus.util.Connection

public class Connection
extends Object

Util class for handle modbus connection (example: reading,writing into an input register).

Author:

brequardt

Constructor Summary

Constructors

Constructor and Description
Connection(InetSocketAddress host)

Method Summary

Modifier and Type	Method and Description
void	close()
void	connect()
boolean	isConnected()
com.ghgande.j2mod.modbus.util.BitVector	readCoils(ModbusTask channel)
com.ghgande.j2mod.modbus.util.BitVector	readDiscreteInputs(ModbusTask channel)
com.ghgande.j2mod.modbus.procimg.Register[]	readHoldingRegisters(ModbusTask channel)
com.ghgande.j2mod.modbus.procimg.InputRegister[]	readInputRegisters(ModbusTask channel)
void	writeMultipleCoils(ModbusTask channel, com.ghgande.j2mod.modbus.util.BitVector coils)
void	writeMultipleRegisters(ModbusTask channel, com.ghgande.j2mod.modbus.procimg.Register[] registers)
void	writeSingleCoil(ModbusTask channel, boolean state)
void	writeSingleRegister(ModbusTask channel, com.ghgande.j2mod.modbus.procimg.Register register)

Methods inherited from class java.lang.Object

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

Constructor Detail

Connection

public Connection(InetSocketAddress host)

Method Detail

connect

public void connect()
             throws Exception

Throws:

Exception

isConnected

public boolean isConnected()

close

public void close()

readCoils

public com.ghgande.j2mod.modbus.util.BitVector readCoils(ModbusTask channel)
                                                  throws com.ghgande.j2mod.modbus.ModbusIOException,
                                                         com.ghgande.j2mod.modbus.ModbusSlaveException,
                                                         com.ghgande.j2mod.modbus.ModbusException,
                                                         SocketTimeoutException,
                                                         SocketException

Throws:

com.ghgande.j2mod.modbus.ModbusIOException

com.ghgande.j2mod.modbus.ModbusSlaveException

com.ghgande.j2mod.modbus.ModbusException

SocketTimeoutException

SocketException

readDiscreteInputs

public com.ghgande.j2mod.modbus.util.BitVector readDiscreteInputs(ModbusTask channel)
                                                           throws com.ghgande.j2mod.modbus.ModbusIOException,
                                                                  com.ghgande.j2mod.modbus.ModbusSlaveException,
                                                                  com.ghgande.j2mod.modbus.ModbusException,
                                                                  SocketTimeoutException,
                                                                  SocketException

Throws:

com.ghgande.j2mod.modbus.ModbusIOException

com.ghgande.j2mod.modbus.ModbusSlaveException

com.ghgande.j2mod.modbus.ModbusException

SocketTimeoutException

SocketException

readHoldingRegisters

public com.ghgande.j2mod.modbus.procimg.Register[] readHoldingRegisters(ModbusTask channel)
                                                                 throws com.ghgande.j2mod.modbus.ModbusIOException,
                                                                        com.ghgande.j2mod.modbus.ModbusSlaveException,
                                                                        com.ghgande.j2mod.modbus.ModbusException,
                                                                        SocketTimeoutException,
                                                                        SocketException

Throws:

com.ghgande.j2mod.modbus.ModbusIOException

com.ghgande.j2mod.modbus.ModbusSlaveException

com.ghgande.j2mod.modbus.ModbusException

SocketTimeoutException

SocketException

readInputRegisters

public com.ghgande.j2mod.modbus.procimg.InputRegister[] readInputRegisters(ModbusTask channel)
                                                                    throws com.ghgande.j2mod.modbus.ModbusIOException,
                                                                           com.ghgande.j2mod.modbus.ModbusSlaveException,
                                                                           com.ghgande.j2mod.modbus.ModbusException,
                                                                           SocketTimeoutException,
                                                                           SocketException

Throws:

com.ghgande.j2mod.modbus.ModbusIOException

com.ghgande.j2mod.modbus.ModbusSlaveException

com.ghgande.j2mod.modbus.ModbusException

SocketTimeoutException

SocketException

writeSingleCoil

public void writeSingleCoil(ModbusTask channel,
                            boolean state)
                     throws com.ghgande.j2mod.modbus.ModbusIOException,
                            com.ghgande.j2mod.modbus.ModbusSlaveException,
                            com.ghgande.j2mod.modbus.ModbusException,
                            SocketTimeoutException

Throws:

com.ghgande.j2mod.modbus.ModbusIOException

com.ghgande.j2mod.modbus.ModbusSlaveException

com.ghgande.j2mod.modbus.ModbusException

SocketTimeoutException

writeMultipleCoils

public void writeMultipleCoils(ModbusTask channel,
                               com.ghgande.j2mod.modbus.util.BitVector coils)
                        throws com.ghgande.j2mod.modbus.ModbusIOException,
                               com.ghgande.j2mod.modbus.ModbusSlaveException,
                               com.ghgande.j2mod.modbus.ModbusException,
                               SocketTimeoutException,
                               SocketException

Throws:

com.ghgande.j2mod.modbus.ModbusIOException

com.ghgande.j2mod.modbus.ModbusSlaveException

com.ghgande.j2mod.modbus.ModbusException

SocketTimeoutException

SocketException

writeSingleRegister

public void writeSingleRegister(ModbusTask channel,
                                com.ghgande.j2mod.modbus.procimg.Register register)
                         throws com.ghgande.j2mod.modbus.ModbusIOException,
                                com.ghgande.j2mod.modbus.ModbusSlaveException,
                                com.ghgande.j2mod.modbus.ModbusException,
                                SocketTimeoutException,
                                SocketException

Throws:

com.ghgande.j2mod.modbus.ModbusIOException

com.ghgande.j2mod.modbus.ModbusSlaveException

com.ghgande.j2mod.modbus.ModbusException

SocketTimeoutException

SocketException

writeMultipleRegisters

public void writeMultipleRegisters(ModbusTask channel,
                                   com.ghgande.j2mod.modbus.procimg.Register[] registers)
                            throws com.ghgande.j2mod.modbus.ModbusIOException,
                                   com.ghgande.j2mod.modbus.ModbusSlaveException,
                                   com.ghgande.j2mod.modbus.ModbusException,
                                   SocketTimeoutException,
                                   SocketException

Throws:

com.ghgande.j2mod.modbus.ModbusIOException

com.ghgande.j2mod.modbus.ModbusSlaveException

com.ghgande.j2mod.modbus.ModbusException

SocketTimeoutException

SocketException