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

Class SignedDoublewordElement

java.lang.Object

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

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

io.openems.edge.bridge.modbus.api.element.AbstractDoubleWordElement<SignedDoublewordElement,Long>

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

All Implemented Interfaces:

ModbusElement<Long>, ModbusRegisterElement<Long>

public class SignedDoublewordElement
extends AbstractDoubleWordElement<SignedDoublewordElement,Long>

A SignedDoublewordElement represents a Long value in an AbstractDoubleWordElement.

Field Summary

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

abstractTask, onSetNextWriteCallbacks

Constructor Summary

Constructors

Constructor	Description
SignedDoublewordElement(int address)

Method Summary

Modifier and Type	Method	Description
protected Long	fromByteBuffer(ByteBuffer buff)	Converts a 4-byte ByteBuffer to the the current OpenemsType.
protected SignedDoublewordElement	self()	Gets an instance of the correct subclass of myself.
protected ByteBuffer	toByteBuffer(ByteBuffer buff, Long value)	Converts the current OpenemsType to a 4-byte ByteBuffer.

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

_setInputRegisters, _setNextWriteValue, getLength, wordOrder

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

byteOrder, getByteOrder, getNextWriteValue, setInputRegisters, setNextWriteValueRegisters

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.ModbusElement

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

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

getNextWriteValueAndReset, setNextWriteValue

Constructor Details

SignedDoublewordElement

public SignedDoublewordElement(int address)

Method Details

self

protected SignedDoublewordElement self()

Description copied from class: AbstractDoubleWordElement

Gets an instance of the correct subclass of myself.

Specified by:

self in class AbstractDoubleWordElement<SignedDoublewordElement,Long>

Returns:

myself

fromByteBuffer

protected Long fromByteBuffer(ByteBuffer buff)

Description copied from class: AbstractDoubleWordElement

Converts a 4-byte ByteBuffer to the the current OpenemsType.

Specified by:

fromByteBuffer in class AbstractDoubleWordElement<SignedDoublewordElement,Long>

Parameters:

buff - the ByteBuffer

Returns:

an instance of the given OpenemsType

toByteBuffer

protected ByteBuffer toByteBuffer(ByteBuffer buff,
 Long value)

Description copied from class: AbstractDoubleWordElement

Converts the current OpenemsType to a 4-byte ByteBuffer.

Specified by:

toByteBuffer in class AbstractDoubleWordElement<SignedDoublewordElement,Long>

Parameters:

buff - the target ByteBuffer

value - an instance of the given OpenemsType

Returns:

the ByteBuffer