Package gov.nasa.pds.label.object

Class ArrayObject

java.lang.Object

gov.nasa.pds.label.object.DataObject

gov.nasa.pds.label.object.ArrayObject

public class ArrayObject
extends DataObject

Implements an object representing an array object in a PDS product.

Field Summary

Fields inherited from class gov.nasa.pds.label.object.DataObject

channel, dataObjectLocation, fileObject, localIdentifier, name, offset, parentDir

Constructor Summary

Constructors

Constructor	Description
ArrayObject(File parentDir, File fileObject, Array array, long offset)	Deprecated.
ArrayObject(File parentDir, File fileObject, Array array, long offset, DataObjectLocation location)	Creats a new array instance.
ArrayObject(URL parent, File fileObject, Array array, long offset)	Deprecated.
ArrayObject(URL parent, File fileObject, Array array, long offset, DataObjectLocation location)	Creates a new array instance.

Method Summary

Modifier and Type	Method	Description
BufferedImage	as2DImage()	Returns a BufferedImage object with the type set to TYPE_BYTE_GRAY.
void	close()
Array	getArray()
int	getAxes()	Gets the number of dimensions.
int[]	getDimensions()	Gets the dimensions of the array.
double	getDouble(int[] position)	Gets an array element, as a double.
double	getDouble(int row, int column)	Gets an element of a 2-D array, as a double.
double	getDouble(int i1, int i2, int i3)	Gets an element of a 3-D array, as a double.
double	getDouble(int i1, int i2, int i3, int i4)	Gets an element of a 4-D array, as a double.
double[]	getElements1D()	Gets the entire 1-D array, as doubles.
double[][]	getElements2D()	Gets the entire 2-D array, as doubles.
double[][][]	getElements3D()	Gets the entire 3-D array, as doubles.
double[][][][]	getElements4D()	Gets the entire 4-D array, as doubles.
int	getElementSize()	Gets the size of an array element.
ElementType	getElementType()
int	getInt(int[] position)	Gets an array element, as an int.
int	getInt(int row, int column)	Gets an element of a 2-D array, as an int.
int	getInt(int i1, int i2, int i3)	Gets an element of a 3-D array, as an int.
int	getInt(int i1, int i2, int i3, int i4)	Gets an element of a 4-D array, as an int.
long	getLong(int[] position)	Gets an array element, as a long.
long	getLong(int row, int column)	Gets an element of a 2-D array, as a long.
long	getLong(int i1, int i2, int i3)	Gets an element of a 3-D array, as a long.
long	getLong(int i1, int i2, int i3, int i4)	Gets an element of a 4-D array, as a long.
boolean	isImage()	Checks to see whether the array is an image.
void	open()
void	setArray(Array array)

Methods inherited from class gov.nasa.pds.label.object.DataObject

closeChannel, getChannel, getDataFile, getDataObjectLocation, getInputStream, getLocalIdentifier, getName, getOffset, getSize, setDataObjectLocation, setLocalIdentifier, setName, setSize

Methods inherited from class java.lang.Object

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

Constructor Details

ArrayObject

public ArrayObject(File parentDir,
 File fileObject,
 Array array,
 long offset,
 DataObjectLocation location)
            throws FileNotFoundException,
IOException,
URISyntaxException

Creats a new array instance.

Parameters:

parentDir - the parent directory for the data file

fileObject - the file object metadata

array - the array object

offset - the offset within the data file

Throws:

IOException - if there is an error opening the data file

FileNotFoundException - if the data file is not found

URISyntaxException

ArrayObject

public ArrayObject(URL parent,
 File fileObject,
 Array array,
 long offset,
 DataObjectLocation location)
            throws FileNotFoundException,
IOException,
URISyntaxException

Creates a new array instance.

Parameters:

parent - the parent directory for the data file

fileObject - the file object metadata

array - the array object

offset - the offset within the data file

Throws:

IOException - if there is an error opening the data file

FileNotFoundException - if the data file is not found

URISyntaxException

ArrayObject

@Deprecated
public ArrayObject(URL parent,
 File fileObject,
 Array array,
 long offset)
            throws FileNotFoundException,
IOException,
URISyntaxException

Deprecated.

Deprecated initializer. Missing DataObjectLocation

Throws:

FileNotFoundException

IOException

URISyntaxException

ArrayObject

@Deprecated
public ArrayObject(File parentDir,
 File fileObject,
 Array array,
 long offset)
            throws FileNotFoundException,
IOException,
URISyntaxException

Deprecated.

Deprecated initializer. Missing DataObjectLocation

Throws:

FileNotFoundException

IOException

URISyntaxException

Method Details

getDimensions

public int[] getDimensions()

Gets the dimensions of the array.

Returns:

an array of dimensions

getAxes

public int getAxes()

Gets the number of dimensions.

Returns:

the number of dimensions

getElementSize

public int getElementSize()

Gets the size of an array element.

Returns:

the element size, in bytes

getInt

public int getInt(int row,
 int column)
           throws IOException

Gets an element of a 2-D array, as an int.

Parameters:

row - the row

column - the column

Returns:

the element value, as an int

Throws:

IOException

getLong

public long getLong(int row,
 int column)
             throws IOException

Gets an element of a 2-D array, as a long.

Parameters:

row - the row

column - the column

Returns:

the element value, as a long

Throws:

IOException

getDouble

public double getDouble(int row,
 int column)
                 throws IOException

Gets an element of a 2-D array, as a double.

Parameters:

row - the row

column - the column

Returns:

the element value, as a double

Throws:

IOException

getInt

public int getInt(int i1,
 int i2,
 int i3)
           throws IOException

Gets an element of a 3-D array, as an int.

Parameters:

i1 - the first index

i2 - the second index

i3 - the third index

Returns:

the element value, as an int

Throws:

IOException

getLong

public long getLong(int i1,
 int i2,
 int i3)
             throws IOException

Gets an element of a 3-D array, as a long.

Parameters:

i1 - the first index

i2 - the second index

i3 - the third index

Returns:

the element value, as a long

Throws:

IOException

getDouble

public double getDouble(int i1,
 int i2,
 int i3)
                 throws IOException

Gets an element of a 3-D array, as a double.

Parameters:

i1 - the first index

i2 - the second index

i3 - the third index

Returns:

the element value, as a double

Throws:

IOException

getInt

public int getInt(int i1,
 int i2,
 int i3,
 int i4)
           throws IOException

Gets an element of a 4-D array, as an int.

Parameters:

i1 - the first index

i2 - the second index

i3 - the third index

i4 - the fourth index

Returns:

the element value, as an int

Throws:

IOException

getLong

public long getLong(int i1,
 int i2,
 int i3,
 int i4)
             throws IOException

Gets an element of a 4-D array, as a long.

Parameters:

i1 - the first index

i2 - the second index

i3 - the third index

i4 - the fourth index

Returns:

the element value, as a long

Throws:

IOException

getDouble

public double getDouble(int i1,
 int i2,
 int i3,
 int i4)
                 throws IOException

Gets an element of a 4-D array, as a double.

Parameters:

i1 - the first index

i2 - the second index

i3 - the third index

i4 - the fourth index

Returns:

the element value, as a double

Throws:

IOException

getInt

public int getInt(int[] position)
           throws IOException

Gets an array element, as an int.

Parameters:

position - the indices of the element

Returns:

the value of the element, as an int

Throws:

IOException

getLong

public long getLong(int[] position)
             throws IOException

Gets an array element, as a long.

Parameters:

position - the indices of the element

Returns:

the value of the element, as a long

Throws:

IOException

getDouble

public double getDouble(int[] position)
                 throws IOException

Gets an array element, as a double.

Parameters:

position - the indices of the element

Returns:

the value of the element, as a double

Throws:

IOException

getElements1D

public double[] getElements1D()
                       throws IOException

Gets the entire 1-D array, as doubles.

Returns:

an array of double with all array elements

Throws:

IOException

getElements2D

public double[][] getElements2D()
                         throws IOException

Gets the entire 2-D array, as doubles.

Returns:

an array of double with all array elements

Throws:

IOException

getElements3D

public double[][][] getElements3D()
                           throws IOException

Gets the entire 3-D array, as doubles.

Returns:

an array of double with all array elements

Throws:

IOException

getElements4D

public double[][][][] getElements4D()
                             throws IOException

Gets the entire 4-D array, as doubles.

Returns:

an array of double with all array elements

Throws:

IOException

isImage

public boolean isImage()

Checks to see whether the array is an image.

Returns:

true, if the array is an image

as2DImage

public BufferedImage as2DImage()

Returns a BufferedImage object with the type set to TYPE_BYTE_GRAY.

Returns:

a BufferedImage

getElementType

public ElementType getElementType()

getArray

public Array getArray()

setArray

public void setArray(Array array)

open

public void open()
          throws IOException

Throws:

IOException

close

public void close()
           throws IOException

Throws:

IOException