org.deegree.framework.xml
Class MinMaxExtractor

java.lang.Object
  org.deegree.framework.xml.MinMaxExtractor

public class MinMaxExtractor
extends Object

Provides methods to XSLT-Sheets that determine the min/max coordinates of a gml geometry.

The submitted node parameter must be set to the root node of the geometry.

Since:

2.0

Version:

$Revision: 6726 $, 1.0. $Revision: 6726 $, $Date: 2007-04-30 17:16:53 +0200 (Mo, 30 Apr 2007) $

Author:

Markus Schneider, last edited by: $Author: apoth $

Constructor Summary

MinMaxExtractor()

Method Summary

static String	getMaxAsArray(Node node) returns the minimum coordinate of the envelope of the geometry encoded by the passed node as a double array
static String	getMinAsArray(Node node) returns the minimum coordinate of the envelope of the geometry encoded by the passed node as a double array
static String	getPointX(Node pointNode) Extracts the x value of a gml:Point element described by pointNode
static String	getPointY(Node pointNode) Extracts the y value of a gml:Point element described by pointNode
static String	getSRSName(Node node) returns the the name of the SRS of the geometry encoded by the passed node as a double array
static String	getXMax(Node node)
static String	getXMin(Node node)
static String	getYMax(Node node)
static String	getYMin(Node node)
static String	getZMax(Node node)
static String	getZMin(Node node)

Methods inherited from class java.lang.Object

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

Constructor Detail

MinMaxExtractor

public MinMaxExtractor()

Method Detail

getXMax

public static String getXMax(Node node)
                      throws GeometryException

Parameters:

node -

Returns:

maximum x coordinate

Throws:

GeometryException

getXMin

public static String getXMin(Node node)
                      throws GeometryException

Parameters:

node -

Returns:

minimum x coordinate

Throws:

GeometryException

getYMax

public static String getYMax(Node node)
                      throws GeometryException

Parameters:

node -

Returns:

maximum y coordinate

Throws:

GeometryException

getYMin

public static String getYMin(Node node)
                      throws GeometryException

Parameters:

node -

Returns:

minimum y coordinate

Throws:

GeometryException

getZMin

public static String getZMin(Node node)
                      throws GeometryException

Parameters:

node -

Returns:

maximum z coordinate

Throws:

GeometryException

getZMax

public static String getZMax(Node node)
                      throws GeometryException

Parameters:

node -

Returns:

minimum z coordinate

Throws:

GeometryException

getPointX

public static String getPointX(Node pointNode)
                        throws GeometryException

Extracts the x value of a gml:Point element described by pointNode

Parameters:

pointNode - the point node from which the x value will be extracted. For example, node is <gml:Point srsName="EPSG:31466"> <gml:coordinates cs="," decimal="." ts=" ">0.0,0.0</gml:coordinates> </gml:Point>

Returns:

the String representation of the x value

Throws:

GeometryException

getPointY

public static String getPointY(Node pointNode)
                        throws GeometryException

Extracts the y value of a gml:Point element described by pointNode

Parameters:

pointNode - the point node from which the y value will be extracted. For example, node is <gml:Point srsName="EPSG:31466"> <gml:coordinates cs="," decimal="." ts=" ">0.0,0.0</gml:coordinates> </gml:Point>

Returns:

the String representation of the y value

Throws:

GeometryException

getMinAsArray

public static String getMinAsArray(Node node)
                            throws GeometryException

returns the minimum coordinate of the envelope of the geometry encoded by the passed node as a double array

Parameters:

node -

Returns:

the minimum coordinate of the envelope of the geometry encoded by the passed node as a double array

Throws:

GeometryException

getMaxAsArray

public static String getMaxAsArray(Node node)
                            throws GeometryException

returns the minimum coordinate of the envelope of the geometry encoded by the passed node as a double array

Parameters:

node -

Returns:

the minimum coordinate of the envelope of the geometry encoded by the passed node as a double array

Throws:

GeometryException

getSRSName

public static String getSRSName(Node node)

returns the the name of the SRS of the geometry encoded by the passed node as a double array

Parameters:

node -

Returns:

the the name of the SRS of the geometry encoded by the passed node as a double array

Throws:

GeometryException