org.gvsig.raster.lib.buffer.impl

Class AbstractBand

java.lang.Object

org.gvsig.tools.observer.impl.BaseWeakReferencingObservable

org.gvsig.raster.lib.buffer.impl.AbstractBand

All Implemented Interfaces:

java.lang.Cloneable, Band, Disposable, ComplexObservable, ComplexWeakReferencingObservable, Observable, WeakReferencingObservable

Direct Known Subclasses:

AbstractClippedBand, AbstractConvertedTypeBand, AbstractPaginatedBand, AbstractTiledBand, MemoryBandByte, MemoryBandDouble, MemoryBandFloat, MemoryBandInt, MemoryBandShort

public abstract class AbstractBand
extends BaseWeakReferencingObservable
implements Band

Nested Class Summary

Nested classes/interfaces inherited from interface org.gvsig.raster.lib.buffer.api.Band

Band.BandByte, Band.BandDouble, Band.BandFloat, Band.BandInt, Band.BandShort

Field Summary

Fields

Modifier and Type	Field and Description
protected static Logger	logger

Constructor Summary

Constructors

Constructor and Description
AbstractBand()

Method Summary

Modifier and Type	Method and Description
java.lang.Object	clone() Creates a copy of the object.
void	copyFrom(Band source) Fills this band with a copy of the source data band.
void	copyFrom(Band source, int row, int column) Fills a sector of this band with a copy of the source band data from a position.
void	dispose() Disposes the current object, to allow it to close and dispose any used resources.
protected abstract void	doCopyFrom(Band source)
protected abstract void	doCopyFrom(Band source, int row, int column)
void	doDispose() Internal implementation for the dispose() method.
protected abstract void	doFill(java.lang.Object value)
protected abstract void	doPutRow(int row, java.lang.Object rowBuffer)
protected abstract void	doSet(int row, int column, java.lang.Object value)
void	fill(java.lang.Object value) Fills the band with a unique value.
protected void	finalize()
java.lang.Double	getAsDouble(int row, int column) Gets the corresponding value to a row and column of the band as a Double.
BandInfo	getBandInfo() Gets information about the specified band.
int	getColumns() Gets the number of columns of the band
NoData	getNoData() Gets the NoData value
int	getRows() Gets the number of rows of the band
boolean	isPaginated()
boolean	isReadOnly()
protected java.lang.Object	nullValueToNoData(java.lang.Object value)
void	putRow(int row, java.lang.Object rowBuffer) Fills the row with the rowBuffer
void	set(int row, int column, java.lang.Object value) Set the value in the row and column of the band.

Methods inherited from class org.gvsig.tools.observer.impl.BaseWeakReferencingObservable

addObserver, addObserver, addObservers, beginComplexNotification, clearChanged, countObservers, deleteObserver, deleteObserver, deleteObservers, disableNotifications, enableNotifications, endComplexNotification, hasChanged, inComplex, isEnabledNotifications, notify, notifyObservers, notifyObservers, setChanged

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.gvsig.raster.lib.buffer.api.Band

createRowBuffer, fetchRow, get, getDataType

Methods inherited from interface org.gvsig.tools.lang.Cloneable

cloneQuietly, cloneQuietly

Methods inherited from interface org.gvsig.tools.observer.ComplexObservable

beginComplexNotification, disableNotifications, enableNotifications, endComplexNotification

Methods inherited from interface org.gvsig.tools.observer.Observable

addObserver, deleteObserver, deleteObservers

Field Detail

logger

protected static final Logger logger

Constructor Detail

AbstractBand

public AbstractBand()

Method Detail

getAsDouble

public java.lang.Double getAsDouble(int row,
                                    int column)

Description copied from interface: Band

Gets the corresponding value to a row and column of the band as a Double. return null if the value is the NoData value.

Specified by:

getAsDouble in interface Band

Returns:

getColumns

public int getColumns()

Description copied from interface: Band

Gets the number of columns of the band

Specified by:

getColumns in interface Band

Returns:

the number of columns of the band

getRows

public int getRows()

Description copied from interface: Band

Gets the number of rows of the band

Specified by:

getRows in interface Band

Returns:

the number of rows of the band

getNoData

public NoData getNoData()

Description copied from interface: Band

Gets the NoData value

Specified by:

getNoData in interface Band

Returns:

the noData of the band. Can't be null;

getBandInfo

public BandInfo getBandInfo()

Description copied from interface: Band

Gets information about the specified band. If band does not have information, it will return null

Specified by:

getBandInfo in interface Band

Returns:

Returns information about specified band.

clone

public java.lang.Object clone()
                       throws java.lang.CloneNotSupportedException

Description copied from interface: Cloneable

Creates a copy of the object.

Overrides:

clone in class BaseWeakReferencingObservable

Returns:

a copy of the object

Throws:

java.lang.CloneNotSupportedException - if the instance of the object cannot be cloned. As this is extending Cloneable so its sure it implements it, so this exception may be used for problems on specific object instances.

See Also:

Object#clone()}.

isReadOnly

public boolean isReadOnly()

Specified by:

isReadOnly in interface Band

Returns:

If supports writing or not

isPaginated

public boolean isPaginated()

Specified by:

isPaginated in interface Band

Returns:

true if is paginated

set

public void set(int row,
                int column,
                java.lang.Object value)

Description copied from interface: Band

Set the value in the row and column of the band.

Specified by:

set in interface Band

doSet

protected abstract void doSet(int row,
                              int column,
                              java.lang.Object value)

fill

public void fill(java.lang.Object value)

Description copied from interface: Band

Fills the band with a unique value. If the value is null, fills with NoData value. If NoData is undefined, do nothing.

Specified by:

fill in interface Band

doFill

protected abstract void doFill(java.lang.Object value)

nullValueToNoData

protected java.lang.Object nullValueToNoData(java.lang.Object value)

Parameters:

value - NoData value

Returns:

copyFrom

public void copyFrom(Band source)
              throws BandException

Description copied from interface: Band

Fills this band with a copy of the source data band.

Specified by:

copyFrom in interface Band

Throws:

BandException

doCopyFrom

protected abstract void doCopyFrom(Band source)
                            throws CopyFromBandException

Throws:

CopyFromBandException

copyFrom

public void copyFrom(Band source,
                     int row,
                     int column)
              throws BandException

Description copied from interface: Band

Fills a sector of this band with a copy of the source band data from a position.

Specified by:

copyFrom in interface Band

Throws:

BandException

doCopyFrom

protected abstract void doCopyFrom(Band source,
                                   int row,
                                   int column)
                            throws CopyFromBandException

Throws:

CopyFromBandException

putRow

public void putRow(int row,
                   java.lang.Object rowBuffer)

Description copied from interface: Band

Fills the row with the rowBuffer

Specified by:

putRow in interface Band

doPutRow

protected abstract void doPutRow(int row,
                                 java.lang.Object rowBuffer)

finalize

protected void finalize()
                 throws java.lang.Throwable

Overrides:

finalize in class java.lang.Object

Throws:

java.lang.Throwable

dispose

public final void dispose()

Description copied from interface: Disposable

Disposes the current object, to allow it to close and dispose any used resources.

NOTE:After calling this method, the object may not be usable anymore.

Specified by:

dispose in interface Disposable

doDispose

public void doDispose()
               throws BaseException

Internal implementation for the dispose() method.

Throws:

BaseException

See Also:

dispose()