com.highqsoft.fwk

Class FwkImplicitColumnDataObserver

java.lang.Object

com.highqsoft.fwk.FwkColumnDataObserver

com.highqsoft.fwk.FwkImplicitColumnDataObserver

All Implemented Interfaces:

FwkColumnDataObserverInterface, javax.infobus.DataItemChangeManager

public class FwkImplicitColumnDataObserver
extends FwkColumnDataObserver

The FwkImplicitColumnDataObserver is the implicit type of an data observer.

Since:

$Date: 2017/04/06 13:29:00 $

Version:

$Revision: 1.12 $

Author:

Andreas Hofmann

Field Summary

Fields

Modifier and Type	Field and Description
protected int	length
protected int	type
static int	TYPE_CONSTANT The constant type.
static int	TYPE_LINEAR The constant type.
static int	TYPE_SAW The constant type.
protected double[]	values

Fields inherited from class com.highqsoft.fwk.FwkColumnDataObserver

changeManager, flags, globalFlag, globalFlagValid, suspended

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	FwkImplicitColumnDataObserver() The constructor that receives the values.
	FwkImplicitColumnDataObserver(double[] values, int length, int type) The constructor that receives the values.
	FwkImplicitColumnDataObserver(double[] values, short[] flags, int length, int type) The constructor that receives the values and the flags.

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	getValueAt(int index) Get a data value.
boolean	isImplicit() Return a boolean whether the data is implicit defined.
void	setFlagAt(int index, short flag) Set a flag
void	setValueAt(int index, double value) Set a value

Methods inherited from class com.highqsoft.fwk.FwkColumnDataObserver

addDataItemChangeListener, createScale, getScale, isChangeManagerSuspended, release, removeDataItemChangeListener, setScale, suspendChangeManager

Methods inherited from class java.lang.Object

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

Field Detail

TYPE_CONSTANT

public static final int TYPE_CONSTANT

The constant type.
x[n] = a

See Also:

Constant Field Values

TYPE_LINEAR

public static final int TYPE_LINEAR

The constant type.
x[n] = a+b*(n-1)

See Also:

Constant Field Values

TYPE_SAW

public static final int TYPE_SAW

The constant type.
x[n] = a+b*((n-1) mod c)

See Also:

Constant Field Values

values

protected double[] values

length

protected int length

type

protected int type

Constructor Detail

FwkImplicitColumnDataObserver

protected FwkImplicitColumnDataObserver()

The constructor that receives the values.

Parameters:

values - the values.

FwkImplicitColumnDataObserver

public FwkImplicitColumnDataObserver(double[] values,
                             int length,
                             int type)

The constructor that receives the values.

Parameters:

values - the values that define the implicit observer.

length - the length of the resulting dataset.

type - the type of column. Use predefined types.

FwkImplicitColumnDataObserver

public FwkImplicitColumnDataObserver(double[] values,
                             short[] flags,
                             int length,
                             int type)

The constructor that receives the values and the flags.

Parameters:

values - the values that define the implicit observer.

flags - the flags.

length - the length of the resulting dataset.

type - the type of column. Use predefined types.

Method Detail

getFlagAt

public short getFlagAt(int index)

Get a data flag.

Specified by:

getFlagAt in interface FwkColumnDataObserverInterface

Overrides:

getFlagAt in class FwkColumnDataObserver

Parameters:

index - The index of the flag.

Returns:

the flag.

See Also:

FwkColumnAccessInterface

setFlagAt

public void setFlagAt(int index,
             short flag)

Set a flag

Specified by:

setFlagAt in interface FwkColumnDataObserverInterface

Overrides:

setFlagAt in class FwkColumnDataObserver

Parameters:

index - the index of the flag to changed.

flag - the new flag.

See Also:

FwkColumnAccessInterface

getValueAt

public double getValueAt(int index)

Get a data value.

Parameters:

index - The index of the value.

Returns:

the value.

setValueAt

public void setValueAt(int index,
              double value)

Set a value

Parameters:

index - the index of the value to changed.

value - the new value.

getCount

public int getCount()

The the value count.

Returns:

the total number of available values.

isImplicit

public boolean isImplicit()

Return a boolean whether the data is implicit defined.

Specified by:

isImplicit in interface FwkColumnDataObserverInterface

Overrides:

isImplicit in class FwkColumnDataObserver

Returns:

true if the data is implicit defined.

getNativeDatatype

public java.lang.Class getNativeDatatype()

Get the data type of inner values.

Returns:

the class of the inner value

getNativeValues

public java.lang.Object getNativeValues()

Get the inner values.

Returns:

An array containing the inner values.

getNativeValues

public 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.