程序包 com.huangjian.modbus4j.msg

类 ReadNumericRequest

java.lang.Object

com.huangjian.modbus4j.msg.ModbusMessage

com.huangjian.modbus4j.msg.ModbusRequest

com.huangjian.modbus4j.msg.ReadNumericRequest

直接已知子类:

ReadHoldingRegistersRequest, ReadInputRegistersRequest

public abstract class ReadNumericRequest
extends ModbusRequest

Abstract ReadNumericRequest class.

字段概要

从类继承的字段 com.huangjian.modbus4j.msg.ModbusMessage

slaveId

构造器概要

构造器

构造器	说明
ReadNumericRequest(int slaveId, int startOffset, int numberOfRegisters)	Constructor for ReadNumericRequest.

方法概要

修饰符和类型	方法	说明
protected byte[]	getData(ProcessImage processImage)	getData.
protected abstract short	getNumeric(ProcessImage processImage, int index)	getNumeric.
protected void	readRequest(ByteQueue queue)	readRequest.
String	toString()
void	validate(Modbus modbus)	validate.
protected void	writeRequest(ByteQueue queue)	writeRequest.

从类继承的方法 com.huangjian.modbus4j.msg.ModbusRequest

createModbusRequest, handle, writeImpl

从类继承的方法 com.huangjian.modbus4j.msg.ModbusMessage

convertToBooleans, convertToBytes, convertToBytes, convertToShorts, getFunctionCode, getSlaveId, write

从类继承的方法 java.lang.Object

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

构造器详细资料

ReadNumericRequest

public ReadNumericRequest(int slaveId,
 int startOffset,
 int numberOfRegisters)
                   throws ModbusTransportException

Constructor for ReadNumericRequest.

参数:

slaveId - a int.

startOffset - a int.

numberOfRegisters - a int.

抛出:

ModbusTransportException - if any.

方法详细资料

validate

public void validate(Modbus modbus)
              throws ModbusTransportException

validate.

指定者:

validate 在类中 ModbusRequest

参数:

modbus - a Modbus object.

抛出:

ModbusTransportException - if any.

writeRequest

protected void writeRequest(ByteQueue queue)

writeRequest.

指定者:

writeRequest 在类中 ModbusRequest

参数:

queue - a ByteQueue object.

readRequest

protected void readRequest(ByteQueue queue)

readRequest.

指定者:

readRequest 在类中 ModbusRequest

参数:

queue - a ByteQueue object.

getData

protected byte[] getData(ProcessImage processImage)
                  throws ModbusTransportException

getData.

参数:

processImage - a ProcessImage object.

返回:

an array of

引用无效

byte

objects.

抛出:

ModbusTransportException - if any.

getNumeric

protected abstract short getNumeric(ProcessImage processImage,
 int index)
                             throws ModbusTransportException

getNumeric.

参数:

processImage - a ProcessImage object.

index - a int.

返回:

a short.

抛出:

ModbusTransportException - if any.

toString

public String toString()

覆盖:

toString 在类中 Object