Package org.hortonmachine.gears.io.grasslegacy.utils

Class GDataObject

java.lang.Object

org.hortonmachine.gears.io.grasslegacy.utils.GDataObject

Direct Known Subclasses:

GDataObject.GridData, GDataObject.PointData, GDataObject.VectorData

public abstract class GDataObject
extends Object

A displayable object.

Since:

1.1.0

Author:

Andrea Antonello - www.hydrologis.com

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	GDataObject.GridData
static class	GDataObject.PointData
static class	GDataObject.VectorData

Field Summary

Fields

Modifier and Type	Field	Description
static int	COLUMN_TYPE_DOUBLE
static int	COLUMN_TYPE_FLOAT
static int	COLUMN_TYPE_INT
static int	COLUMN_TYPE_STRING
protected boolean	dataIsVolatile
protected org.hortonmachine.gears.io.grasslegacy.utils.GDataObject.DataStore	dstore
static int	POINT_DATA
static Vector	rafHandles
static int	RASTER_DATA
static int	USE_BACKING_FILE
static int	USE_BACKING_MEMORY
static Integer	VECTOR_AREA_DATA
static int	VECTOR_DATA
static Integer	VECTOR_LINE_DATA

Constructor Summary

Constructors

Constructor	Description
GDataObject()
GDataObject(int dtype, int use)	Constructor for Vector data object.
GDataObject(int dtype, int[] xyz, int[] c)	Constructor for Point data object with xyz + some other column data.
GDataObject(int dtype, int len, int use)	Constructor for Raster data object of len size.
GDataObject(int dtype, ByteBuffer buf)	Constructor for Raster data object.

Method Summary

Modifier and Type	Method	Description
Enumeration	enumerator()	Returns an enumeration of the data of this object.
Object	get(int row, int col)	Returns the data of this objects row and column cell.
int	getColumnCount()	Returns the number of columns in this data object.
String	getColumnName(int col)
int	getColumnType(int col)
ByteBuffer	getReadBuffer()
int	getRowCount()	Returns the number of rows in this data object.
boolean	hasData()
void	setColumnName(int col, String name)
void	setColumnNames(String[] names)
void	setDouble(int row, int col, double val)	Set the data at the cell given by the row and column specified to double value.
void	setFloat(int row, int col, float val)	Set the data at the cell given by the row and column specified to float value.
void	setInt(int row, int col, int val)	Set the data at the cell given by the row and column specified to integer value.
ByteBuffer	setReadBuffer(ByteBuffer newBuffer)
void	setString(int row, int col, String val)	Set the data at the cell given by the row and column specified to String value.
void	writeRow(Vector v)	Extract the number of columns worth of data from the vector and write to the data store.

Methods inherited from class java.lang.Object

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

Field Detail

POINT_DATA

public static final int POINT_DATA

See Also:

Constant Field Values

VECTOR_DATA

public static final int VECTOR_DATA

See Also:

Constant Field Values

RASTER_DATA

public static final int RASTER_DATA

See Also:

Constant Field Values

VECTOR_LINE_DATA

public static final Integer VECTOR_LINE_DATA

VECTOR_AREA_DATA

public static final Integer VECTOR_AREA_DATA

USE_BACKING_FILE

public static final int USE_BACKING_FILE

See Also:

Constant Field Values

USE_BACKING_MEMORY

public static final int USE_BACKING_MEMORY

See Also:

Constant Field Values

COLUMN_TYPE_DOUBLE

public static final int COLUMN_TYPE_DOUBLE

See Also:

Constant Field Values

COLUMN_TYPE_INT

public static final int COLUMN_TYPE_INT

See Also:

Constant Field Values

COLUMN_TYPE_FLOAT

public static final int COLUMN_TYPE_FLOAT

See Also:

Constant Field Values

COLUMN_TYPE_STRING

public static final int COLUMN_TYPE_STRING

See Also:

Constant Field Values

dataIsVolatile

protected boolean dataIsVolatile

dstore

protected org.hortonmachine.gears.io.grasslegacy.utils.GDataObject.DataStore dstore

rafHandles

public static Vector rafHandles

Constructor Detail

GDataObject

public GDataObject()

GDataObject

public GDataObject(int dtype,
                   int[] xyz,
                   int[] c)

Constructor for Point data object with xyz + some other column data.

GDataObject

public GDataObject(int dtype,
                   int use)

Constructor for Vector data object.

GDataObject

public GDataObject(int dtype,
                   ByteBuffer buf)

Constructor for Raster data object.

GDataObject

public GDataObject(int dtype,
                   int len,
                   int use)

Constructor for Raster data object of len size.

Method Detail

hasData

public boolean hasData()

getReadBuffer

public ByteBuffer getReadBuffer()

setReadBuffer

public ByteBuffer setReadBuffer(ByteBuffer newBuffer)

setColumnNames

public void setColumnNames(String[] names)

setColumnName

public void setColumnName(int col,
                          String name)

getColumnName

public String getColumnName(int col)

getColumnType

public int getColumnType(int col)

get

public Object get(int row,
                  int col)

Returns the data of this objects row and column cell.

writeRow

public void writeRow(Vector v)

Extract the number of columns worth of data from the vector and write to the data store.

setInt

public void setInt(int row,
                   int col,
                   int val)

Set the data at the cell given by the row and column specified to integer value.

setFloat

public void setFloat(int row,
                     int col,
                     float val)

Set the data at the cell given by the row and column specified to float value.

setDouble

public void setDouble(int row,
                      int col,
                      double val)

Set the data at the cell given by the row and column specified to double value.

setString

public void setString(int row,
                      int col,
                      String val)

Set the data at the cell given by the row and column specified to String value.

enumerator

public Enumeration enumerator()

Returns an enumeration of the data of this object.

getColumnCount

public int getColumnCount()

Returns the number of columns in this data object.

getRowCount

public int getRowCount()

Returns the number of rows in this data object.