net.wimpi.modbus.procimg

Class ObservableRegister

java.lang.Object

net.wimpi.modbus.util.Observable

net.wimpi.modbus.procimg.ObservableRegister

All Implemented Interfaces:

InputRegister, Register

public class ObservableRegister
extends Observable
implements Register

Class implementing an observable register.

Version:

1.2

Author:

Dieter Wimberger

Field Summary

Fields

Modifier and Type	Field and Description
protected byte[]	m_Register The word (byte[2] holding the content of this register.

Constructor Summary

Constructors

Constructor and Description
ObservableRegister()

Method Summary

Modifier and Type	Method and Description
int	getValue() Returns the value of this InputRegister.
void	setValue(byte[] bytes) Sets the content of this register from the given raw bytes.
void	setValue(int v) Sets the content of this Register from the given unsigned 16-bit value (unsigned short).
void	setValue(short s) Sets the content of this register from the given signed 16-bit value (short).
byte[]	toBytes() Returns the content of this Register as bytes.
short	toShort() Returns the content of this Register as signed 16-bit value (short).
int	toUnsignedShort() Returns the content of this Register as unsigned 16-bit value (unsigned short).

Methods inherited from class net.wimpi.modbus.util.Observable

addObserver, getObserverCount, notifyObservers, removeObserver, removeObservers

Methods inherited from class java.lang.Object

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

Field Detail

m_Register

protected byte[] m_Register

The word (byte[2] holding the content of this register.

Constructor Detail

ObservableRegister

public ObservableRegister()

Method Detail

getValue

public int getValue()

Description copied from interface: InputRegister

Returns the value of this InputRegister. The value is stored as int but should be treated like a 16-bit word.

Specified by:

getValue in interface InputRegister

Returns:

the value as int.

toUnsignedShort

public final int toUnsignedShort()

Description copied from interface: InputRegister

Returns the content of this Register as unsigned 16-bit value (unsigned short).

Specified by:

toUnsignedShort in interface InputRegister

Returns:

the content as unsigned short (int).

setValue

public final void setValue(int v)

Description copied from interface: Register

Sets the content of this Register from the given unsigned 16-bit value (unsigned short).

Specified by:

setValue in interface Register

Parameters:

v - the value as unsigned short (int).

toShort

public final short toShort()

Description copied from interface: InputRegister

Returns the content of this Register as signed 16-bit value (short).

Specified by:

toShort in interface InputRegister

Returns:

the content as short.

setValue

public final void setValue(short s)

Description copied from interface: Register

Sets the content of this register from the given signed 16-bit value (short).

Specified by:

setValue in interface Register

Parameters:

s - the value as short.

setValue

public final void setValue(byte[] bytes)

Description copied from interface: Register

Sets the content of this register from the given raw bytes.

Specified by:

setValue in interface Register

Parameters:

bytes - the raw data as byte[].

toBytes

public byte[] toBytes()

Description copied from interface: InputRegister

Returns the content of this Register as bytes.

Specified by:

toBytes in interface InputRegister

Returns:

a byte[] with length 2.