Package gov.usgs.earthquake.qdm

Class RegionsHandler

java.lang.Object

org.xml.sax.helpers.DefaultHandler

gov.usgs.util.SAXAdapter

gov.usgs.earthquake.qdm.RegionsHandler

All Implemented Interfaces:

ContentHandler, DTDHandler, EntityResolver, ErrorHandler

public class RegionsHandler
extends SAXAdapter

XML SAX Handler for ANSS "regions.xml". See the resource file etc/config/regions.xml Example:

 InputStream in = ...
 RegionsHanlder handler = new RegionsHandler();
 try {
     handler.parse(in)
 } finally {
     in.close();
 }
 return handler.regions;
 

Field Summary

Fields

Modifier and Type	Field	Description
String	formatVersion	reported format version (no version-specific logic implemented)
static final Logger	LOGGER	Logger object
Regions	regions	the regions that have been parsed
Date	updated	update timestamp

Constructor Summary

Constructors

Constructor	Description
RegionsHandler()

Method Summary

Modifier and Type	Method	Description
void	onEndElement(String uri, String localName, String qName, String content)	End element handler.
void	onStartElement(String uri, String localName, String qName, Attributes attributes)	Start Element handler.

Methods inherited from class gov.usgs.util.SAXAdapter

characters, endElement, parse, parse, startElement

Methods inherited from class org.xml.sax.helpers.DefaultHandler

endDocument, endPrefixMapping, error, fatalError, ignorableWhitespace, notationDecl, processingInstruction, resolveEntity, setDocumentLocator, skippedEntity, startDocument, startPrefixMapping, unparsedEntityDecl, warning

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.xml.sax.ContentHandler

declaration

Field Details

LOGGER

public static final Logger LOGGER

Logger object

regions

public Regions regions

the regions that have been parsed

updated

public Date updated

update timestamp

formatVersion

public String formatVersion

reported format version (no version-specific logic implemented)

Constructor Details

RegionsHandler

public RegionsHandler()

Method Details

onStartElement

public void onStartElement(String uri,
 String localName,
 String qName,
 Attributes attributes)
                    throws SAXException

Start Element handler. Builds region objects, and parses other information.

Overrides:

onStartElement in class SAXAdapter

Parameters:

uri - namespace of element.

localName - name of element.

qName - qualified name of element.

attributes - element attributes.

Throws:

SAXException - if there is an error.

onEndElement

public void onEndElement(String uri,
 String localName,
 String qName,
 String content)
                  throws SAXException

End element handler. Adds built region objects to regions object.

Overrides:

onEndElement in class SAXAdapter

Parameters:

uri - namespace of element.

localName - name of element.

qName - qualified name of element.

content - element content.

Throws:

SAXException - if onEndElement throws a SAXException.