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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.ogc.OGCOnlineResource;
import gov.nasa.worldwind.util.xml.*;
import javax.xml.namespace.QName;
import javax.xml.stream.XMLStreamException;
import javax.xml.stream.events.*;
import java.util.Iterator;
/**
* Parses a WMS layer info URL, including FeatureListURL, MetadataURL and DataURL. Provides the base class for
* AuthorityURL and LogoURL.
*
* @author tag
* @version $Id: WMSLayerInfoURL.java 1171 2013-02-11 21:45:02Z dcollins $
*/
public class WMSLayerInfoURL extends AbstractXMLEventParser
{
protected QName FORMAT;
protected QName ONLINE_RESOURCE;
protected OGCOnlineResource onlineResource;
protected String name;
protected String format;
public WMSLayerInfoURL(String namespaceURI)
{
super(namespaceURI);
this.initialize();
}
private void initialize()
{
FORMAT = new QName(this.getNamespaceURI(), "Format");
ONLINE_RESOURCE = new QName(this.getNamespaceURI(), "OnlineResource");
}
@Override
public XMLEventParser allocate(XMLEventParserContext ctx, XMLEvent event)
{
XMLEventParser defaultParser = null;
if (ctx.isStartElement(event, ONLINE_RESOURCE))
defaultParser = new OGCOnlineResource(this.getNamespaceURI());
return ctx.allocate(event, defaultParser);
}
@Override
protected void doParseEventContent(XMLEventParserContext ctx, XMLEvent event, Object... args)
throws XMLStreamException
{
if (ctx.isStartElement(event, FORMAT))
{
this.setFormat(ctx.getStringParser().parseString(ctx, event));
}
else if (ctx.isStartElement(event, ONLINE_RESOURCE))
{
XMLEventParser parser = this.allocate(ctx, event);
if (parser != null)
{
Object o = parser.parse(ctx, event, args);
if (o != null && o instanceof OGCOnlineResource)
this.setOnlineResource((OGCOnlineResource) o);
}
}
}
@SuppressWarnings({"UnusedDeclaration"})
protected void doParseEventAttributes(XMLEventParserContext ctx, XMLEvent event, Object... args)
{
Iterator iter = event.asStartElement().getAttributes();
if (iter == null)
return;
while (iter.hasNext())
{
Attribute attr = (Attribute) iter.next();
if (attr.getName().getLocalPart().equals("name") && attr.getValue() != null)
this.setName(attr.getValue());
}
}
public OGCOnlineResource getOnlineResource()
{
return onlineResource;
}
protected void setOnlineResource(OGCOnlineResource onlineResource)
{
this.onlineResource = onlineResource;
}
public String getName()
{
return name;
}
protected void setName(String name)
{
this.name = name;
}
public String getFormat()
{
return format;
}
protected void setFormat(String format)
{
this.format = format;
}
}