io.openems.edge.bridge.modbus.api.element

Class AbstractModbusRegisterElement<E,T>

java.lang.Object

io.openems.edge.bridge.modbus.api.element.AbstractModbusElement<T>

io.openems.edge.bridge.modbus.api.element.AbstractModbusRegisterElement<E,T>

Type Parameters:

E - the subclass of myself

T - the target OpenemsType

All Implemented Interfaces:

ModbusElement<T>, ModbusRegisterElement<T>

Direct Known Subclasses:

AbstractDoubleWordElement, AbstractQuadrupleWordElement, AbstractWordElement, StringWordElement

public abstract class AbstractModbusRegisterElement<E,T>
extends AbstractModbusElement<T>
implements ModbusRegisterElement<T>

A ModbusRegisterElement represents one or more Modbus Registers.

Field Summary

Fields inherited from class io.openems.edge.bridge.modbus.api.element.AbstractModbusElement

abstractTask, onSetNextWriteCallbacks

Constructor Summary

Constructors

Constructor and Description
AbstractModbusRegisterElement(OpenemsType type, int startAddress)

Method Summary

Modifier and Type	Method and Description
protected abstract void	_setInputRegisters(com.ghgande.j2mod.modbus.procimg.InputRegister... registers)
E	byteOrder(java.nio.ByteOrder byteOrder) Sets the Byte-Order.
java.nio.ByteOrder	getByteOrder()
java.util.Optional<com.ghgande.j2mod.modbus.procimg.Register[]>	getNextWriteValue()
protected abstract E	self() Gets an instance of the correct subclass of myself.
void	setInputRegisters(com.ghgande.j2mod.modbus.procimg.InputRegister... registers) Sets the value of this Element from InputRegisters.
protected void	setNextWriteValueRegisters(java.util.Optional<com.ghgande.j2mod.modbus.procimg.Register[]> writeValueOpt)

Methods inherited from class io.openems.edge.bridge.modbus.api.element.AbstractModbusElement

deactivate, debug, getModbusTask, getStartAddress, getType, invalidate, isDebug, isIgnored, onSetNextWrite, onUpdateCallback, setModbusTask, setValue, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface io.openems.edge.bridge.modbus.api.element.ModbusRegisterElement

getNextWriteValueAndReset, setNextWriteValue

Methods inherited from interface io.openems.edge.bridge.modbus.api.element.ModbusElement

_setNextWriteValue, deactivate, getLength, getStartAddress, getType, invalidate, isIgnored, onSetNextWrite, setModbusTask

Constructor Detail

AbstractModbusRegisterElement

public AbstractModbusRegisterElement(OpenemsType type,
                                     int startAddress)

Method Detail

self

protected abstract E self()

Gets an instance of the correct subclass of myself.

Returns:

myself

setNextWriteValueRegisters

protected void setNextWriteValueRegisters(java.util.Optional<com.ghgande.j2mod.modbus.procimg.Register[]> writeValueOpt)
                                   throws OpenemsException

Throws:

OpenemsException

getNextWriteValue

public java.util.Optional<com.ghgande.j2mod.modbus.procimg.Register[]> getNextWriteValue()

Specified by:

getNextWriteValue in interface ModbusRegisterElement<T>

byteOrder

public final E byteOrder(java.nio.ByteOrder byteOrder)

Sets the Byte-Order. Default is "BIG_ENDIAN". See http://www.simplymodbus.ca/FAQ.htm#Order.

Parameters:

byteOrder - the ByteOrder

Returns:

myself

getByteOrder

public java.nio.ByteOrder getByteOrder()

setInputRegisters

public void setInputRegisters(com.ghgande.j2mod.modbus.procimg.InputRegister... registers)
                       throws OpenemsException

Description copied from interface: ModbusRegisterElement

Sets the value of this Element from InputRegisters.

Specified by:

setInputRegisters in interface ModbusRegisterElement<T>

Parameters:

registers - the InputRegisters

Throws:

OpenemsException - on error

_setInputRegisters

protected abstract void _setInputRegisters(com.ghgande.j2mod.modbus.procimg.InputRegister... registers)