com.highqsoft.interfaces.fwk

Interface FwkColumnDataObserverInterface

All Superinterfaces:

javax.infobus.DataItemChangeManager

All Known Subinterfaces:

FwkColumnAccessInterface, OdsxColumnInterface

All Known Implementing Classes:

ERGCharDataObserver, ERGDataObserver, ERGDoubleDataObserver, ERGFloatDataObserver, ERGIntDataObserver, ERGLongDataObserver, ERGShortDataObserver, ERGUCharDataObserver, ERGUIntDataObserver, ERGULongDataObserver, ERGUShortDataObserver, FloatDataObserver, FwkColumnAccess, FwkColumnAccess.FwkSubColumnAccess, FwkColumnAccessGroup, FwkColumnAccessProducer.DropColumnAccess, FwkColumnAccessProducer.TestDataItem, FwkColumnDataObserver, FwkColumnDataObserverByte, FwkColumnDataObserverDate, FwkColumnDataObserverDouble, FwkColumnDataObserverDoubleImplicit, FwkColumnDataObserverFloat, FwkColumnDataObserverInt, FwkColumnDataObserverLong, FwkColumnDataObserverShort, FwkColumnScaledDataObserver, FwkImplicitColumnDataObserver, FwkSimpleASCIIColumnsReader.DataObserver, IntDataObserver, LMSAscii.LMSAsciiColumn, OdsxApplicationElement, OdsxColumn, OdsxColumnAccess, OdsxColumnProducer.VMColumnGroup, OdsxInstanceElement, OdsxPresentableElement, OdsxRecursiveApplicationElement, OdsxSessionElement, RpcIIIColumnAccess, RpcIIIColumnAccess.FwkObserver, RpcIIIColumnProducer.ColumnGroup, RpcIIIColumnProducer.Time, RpcIIIColumnProducer.TimeColumn

public interface FwkColumnDataObserverInterface
extends javax.infobus.DataItemChangeManager

The FwkDataObserverInterface defines the basic functionality of a data observer object.

Since:

$Date: 2017/04/06 13:29:09 $

Version:

$Revision: 1.13 $

Author:

Andreas Hofmann

Method Summary

Methods

Modifier and Type	Method and Description
int	getCount() The the value count.
short	getFlagAt(int index) Get a data flag.
java.lang.Class	getNativeDatatype() Get the data type of inner values.
java.lang.Object	getNativeValues() Get the inner values.
java.lang.Object	getNativeValues(int lower, int upper) Get a range of the inner values.
double[]	getScale() Get the scaling.
double	getValueAt(int index) Get a data value.
boolean	isChangeManagerSuspended() Get a boolean whether the change manager is suspended.
boolean	isImplicit() Return a boolean whether the data is implicit defined.
void	release() Reuqest to release data.
void	setFlagAt(int index, short flag) Set a flag
void	setScale(double[] scale) Set the scaling.
void	setValueAt(int index, double value) Set a value
void	suspendChangeManager(boolean flag) Suspend the change manager fire mechanismn.

Methods inherited from interface javax.infobus.DataItemChangeManager

addDataItemChangeListener, removeDataItemChangeListener

Method Detail

release

void release()

Reuqest to release data.

setScale

void setScale(double[] scale)

Set the scaling. Up to three parameter are currently possible.
result = (scale[0]+scale[1]*value)*scale[2];

Parameters:

scale - an double array containing the scaling.

getScale

double[] getScale()

Get the scaling.

Returns:

an double array containing the scaling.

getValueAt

double getValueAt(int index)

Get a data value.

Parameters:

index - The index of the value.

Returns:

the value.

setValueAt

void setValueAt(int index,
              double value)

Set a value

Parameters:

index - the index of the value to changed.

value - the new value.

getFlagAt

short getFlagAt(int index)

Get a data flag.

Parameters:

index - The index of the flag.

Returns:

the flag.

See Also:

FwkColumnAccessInterface

setFlagAt

void setFlagAt(int index,
             short flag)

Set a flag

Parameters:

index - the index of the flag to changed.

flag - the new flag.

See Also:

FwkColumnAccessInterface

getCount

int getCount()

The the value count.

Returns:

the total number of available values.

suspendChangeManager

void suspendChangeManager(boolean flag)

Suspend the change manager fire mechanismn.

Parameters:

flag - if true the manager doesn' t send messages.

isChangeManagerSuspended

boolean isChangeManagerSuspended()

Get a boolean whether the change manager is suspended.

Returns:

true if change manager is suspended.

isImplicit

boolean isImplicit()

Return a boolean whether the data is implicit defined.

Returns:

true if the data is implicit defined.

getNativeDatatype

java.lang.Class getNativeDatatype()

Get the data type of inner values.

Returns:

the class of the inner value

getNativeValues

java.lang.Object getNativeValues()

Get the inner values.

Returns:

An array containing the inner values.

getNativeValues

java.lang.Object getNativeValues(int lower,
                               int upper)

Get a range of the inner values.

Parameters:

lower - the lower index of the range of interest.

upper - the upper index of the range of interest.

Returns:

An array containing the inner values.