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World Wind is a collection of components that interactively display 3D geographic information within Java applications or applets.
/*
* Copyright (C) 2012 United States Government as represented by the Administrator of the
* National Aeronautics and Space Administration.
* All Rights Reserved.
*/
package gov.nasa.worldwind.ogc.wms;
import gov.nasa.worldwind.util.WWUtil;
import gov.nasa.worldwind.util.xml.*;
import javax.xml.namespace.QName;
import javax.xml.stream.XMLStreamException;
import javax.xml.stream.events.XMLEvent;
import java.util.*;
/**
* Parses a WMS layer Style element.
*
* @author tag
* @version $Id: WMSLayerStyle.java 1171 2013-02-11 21:45:02Z dcollins $
*/
public class WMSLayerStyle extends AbstractXMLEventParser
{
protected QName NAME;
protected QName TITLE;
protected QName ABSTRACT;
protected QName LEGEND_URL;
protected QName STYLE_SHEET_URL;
protected QName STYLE_URL;
protected String name;
protected String title;
protected String styleAbstract;
protected WMSLayerInfoURL styleSheetURL;
protected WMSLayerInfoURL styleURL;
protected Set legendURLs;
public WMSLayerStyle(String namespaceURI)
{
super(namespaceURI);
this.initialize();
}
private void initialize()
{
NAME = new QName(this.getNamespaceURI(), "Name");
TITLE = new QName(this.getNamespaceURI(), "Title");
ABSTRACT = new QName(this.getNamespaceURI(), "Abstract");
LEGEND_URL = new QName(this.getNamespaceURI(), "LegendURL");
STYLE_SHEET_URL = new QName(this.getNamespaceURI(), "StyleSheetURL");
STYLE_URL = new QName(this.getNamespaceURI(), "StyleURL");
}
@Override
public XMLEventParser allocate(XMLEventParserContext ctx, XMLEvent event)
{
XMLEventParser defaultParser = null;
XMLEventParser parser = super.allocate(ctx, event);
if (parser != null)
return parser;
if (ctx.isStartElement(event, LEGEND_URL))
defaultParser = new WMSLogoURL(this.getNamespaceURI());
else if (ctx.isStartElement(event, STYLE_SHEET_URL))
defaultParser = new WMSLayerInfoURL(this.getNamespaceURI());
else if (ctx.isStartElement(event, STYLE_URL))
defaultParser = new WMSLayerInfoURL(this.getNamespaceURI());
return ctx.allocate(event, defaultParser);
}
@Override
protected void doParseEventContent(XMLEventParserContext ctx, XMLEvent event, Object... args)
throws XMLStreamException
{
if (ctx.isStartElement(event, TITLE))
{
String s = ctx.getStringParser().parseString(ctx, event);
if (!WWUtil.isEmpty(s))
this.setTitle(s);
}
else if (ctx.isStartElement(event, NAME))
{
String s = ctx.getStringParser().parseString(ctx, event);
if (!WWUtil.isEmpty(s))
this.setName(s);
}
else if (ctx.isStartElement(event, ABSTRACT))
{
String s = ctx.getStringParser().parseString(ctx, event);
if (!WWUtil.isEmpty(s))
this.setStyleAbstract(s);
}
else if (ctx.isStartElement(event, LEGEND_URL))
{
XMLEventParser parser = this.allocate(ctx, event);
if (parser != null)
{
Object o = parser.parse(ctx, event, args);
if (o != null && o instanceof WMSLogoURL)
this.addLegendURL((WMSLogoURL) o);
}
}
else if (ctx.isStartElement(event, STYLE_SHEET_URL))
{
XMLEventParser parser = this.allocate(ctx, event);
if (parser != null)
{
Object o = parser.parse(ctx, event, args);
if (o != null && o instanceof WMSLayerInfoURL)
this.setStyleSheetURL((WMSLayerInfoURL) o);
}
}
else if (ctx.isStartElement(event, STYLE_URL))
{
XMLEventParser parser = this.allocate(ctx, event);
if (parser != null)
{
Object o = parser.parse(ctx, event, args);
if (o != null && o instanceof WMSLayerInfoURL)
this.setStyleURL((WMSLayerInfoURL) o);
}
}
}
public String getName()
{
return name;
}
protected void setName(String name)
{
this.name = name;
}
public String getTitle()
{
return title;
}
protected void setTitle(String title)
{
this.title = title;
}
public String getStyleAbstract()
{
return styleAbstract;
}
protected void setStyleAbstract(String styleAbstract)
{
this.styleAbstract = styleAbstract;
}
public WMSLayerInfoURL getStyleSheetURL()
{
return styleSheetURL;
}
protected void setStyleSheetURL(WMSLayerInfoURL styleSheetURL)
{
this.styleSheetURL = styleSheetURL;
}
public WMSLayerInfoURL getStyleURL()
{
return styleURL;
}
protected void setStyleURL(WMSLayerInfoURL styleURL)
{
this.styleURL = styleURL;
}
public Set getLegendURLs()
{
if (this.legendURLs != null)
return legendURLs;
else
return Collections.emptySet();
}
protected void setLegendURLs(Set legendURLs)
{
this.legendURLs = legendURLs;
}
protected void addLegendURL(WMSLogoURL url)
{
if (this.legendURLs == null)
this.legendURLs = new HashSet();
this.getLegendURLs().add(url);
}
}