org.geotools.gml2.simple

Class GMLWriter

Object

GMLWriter

public class GMLWriter
extends Object

Helper class writing out GML elements and coordinates. Geared towards efficiency, write out elements and ordinate lists with the minimim amount of garbage generation

Author:

Andrea Aime - GeoSolutions

Constructor Summary

Constructors

Constructor and Description
GMLWriter(ContentHandler delegate, NamespaceSupport namespaces, int numDecimals, boolean forceDecimal, String gmlPrefix) Create a new content handler
GMLWriter(ContentHandler delegate, NamespaceSupport namespaces, int numDecimals, boolean forceDecimal, String gmlPrefix, boolean encodeMeasures) Create a new content handler

Method Summary

Modifier and Type	Method and Description
void	coordinates(CoordinateSequence cs) Writes a GML2 coordinates element
void	endDocument()
void	endElement(QualifiedName qn)
void	endPrefixMapping(String prefix)
void	ordinate(double x) Writes a single ordinate, without wrapping it inside any element
void	position(CoordinateSequence coordinates) Encodes the provided coordinates sequence, if encoding of measures is enabled this method will encode all the available ordinates.
void	position(double x, double y, double z) Writes a single x/y position, without wrapping it in any element
void	posList(CoordinateSequence coordinateSequence) Write a GML3 posList
void	setDocumentLocator(Locator locator)
void	startDocument()
void	startElement(QualifiedName qn, Attributes atts)
void	startPrefixMapping(String prefix, String uri)

Methods inherited from class Object

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

Constructor Detail

GMLWriter

public GMLWriter(ContentHandler delegate,
                 NamespaceSupport namespaces,
                 int numDecimals,
                 boolean forceDecimal,
                 String gmlPrefix)

Create a new content handler

Parameters:

delegate - The actual XML writer

namespaces - The namespaces known to the Encoder

numDecimals - How many decimals to preserve when writing ordinates

forceDecimal - If xs:decimal compliant encoding should be used, or not

gmlPrefix - The GML namespace prefix

GMLWriter

public GMLWriter(ContentHandler delegate,
                 NamespaceSupport namespaces,
                 int numDecimals,
                 boolean forceDecimal,
                 String gmlPrefix,
                 boolean encodeMeasures)

Create a new content handler

Parameters:

delegate - The actual XML writer

namespaces - The namespaces known to the Encoder

numDecimals - How many decimals to preserve when writing ordinates

forceDecimal - If xs:decimal compliant encoding should be used, or not

gmlPrefix - The GML namespace prefix

encodeMeasures - TRUE if coordinates measures should be included

Method Detail

setDocumentLocator

public void setDocumentLocator(Locator locator)

Parameters:

locator -

See Also:

ContentHandler.setDocumentLocator(org.xml.sax.Locator)

startDocument

public void startDocument()
                   throws SAXException

Throws:

SAXException

See Also:

ContentHandler.startDocument()

endDocument

public void endDocument()
                 throws SAXException

Throws:

SAXException

See Also:

ContentHandler.endDocument()

startPrefixMapping

public void startPrefixMapping(String prefix,
                               String uri)
                        throws SAXException

Parameters:

prefix -

uri -

Throws:

SAXException

See Also:

ContentHandler.startPrefixMapping(java.lang.String, java.lang.String)

endPrefixMapping

public void endPrefixMapping(String prefix)
                      throws SAXException

Parameters:

prefix -

Throws:

SAXException

See Also:

ContentHandler.endPrefixMapping(java.lang.String)

startElement

public void startElement(QualifiedName qn,
                         Attributes atts)
                  throws SAXException

Parameters:

uri -

localName -

qName -

atts -

Throws:

SAXException

See Also:

ContentHandler.startElement(java.lang.String, java.lang.String, java.lang.String, org.xml.sax.Attributes)

endElement

public void endElement(QualifiedName qn)
                throws SAXException

Parameters:

uri -

localName -

qName -

Throws:

SAXException

See Also:

ContentHandler.endElement(java.lang.String, java.lang.String, java.lang.String)

coordinates

public void coordinates(CoordinateSequence cs)
                 throws SAXException

Writes a GML2 coordinates element

Parameters:

cs -

Throws:

SAXException

position

public void position(double x,
                     double y,
                     double z)
              throws SAXException

Writes a single x/y position, without wrapping it in any element

Parameters:

x -

y -

Throws:

SAXException

position

public void position(CoordinateSequence coordinates)
              throws SAXException

Encodes the provided coordinates sequence, if encoding of measures is enabled this method will encode all the available ordinates.

Parameters:

coordinates - the coordinates sequence

Throws:

SAXException

ordinate

public void ordinate(double x)
              throws SAXException

Writes a single ordinate, without wrapping it inside any element

Parameters:

x -

Throws:

SAXException

posList

public void posList(CoordinateSequence coordinateSequence)
             throws SAXException

Write a GML3 posList

Parameters:

coordinateSequence -

Throws:

SAXException