edu.ucsb.nceas.metacat.service

Class XMLSchemaParser

java.lang.Object

org.xml.sax.helpers.DefaultHandler

edu.ucsb.nceas.metacat.service.XMLSchemaParser

All Implemented Interfaces:

org.xml.sax.ContentHandler, org.xml.sax.DTDHandler, org.xml.sax.EntityResolver, org.xml.sax.ErrorHandler

public class XMLSchemaParser
extends org.xml.sax.helpers.DefaultHandler

A class will parse an schema file to get information - such as included xsd files in this schema

Author:

tao

Constructor Summary

Constructors

Constructor and Description
XMLSchemaParser(java.io.InputStream schemaIn) Constructor

Method Summary

Modifier and Type	Method and Description
java.util.Vector<java.lang.String>	getIncludedSchemaFilePathes() Get the included schema file paths in this schema
void	parse() Parse the schema file
void	startElement(java.lang.String uri, java.lang.String localName, java.lang.String qName, org.xml.sax.Attributes atts) SAX Handler that is called at the start of each XML element

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

characters, endDocument, endElement, 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

Constructor Detail

XMLSchemaParser

public XMLSchemaParser(java.io.InputStream schemaIn)
                throws org.xml.sax.SAXException,
                       edu.ucsb.nceas.utilities.PropertyNotFoundException

Constructor

Parameters:

schemaIn - the schema content as an InputStream object

Throws:

org.xml.sax.SAXException

edu.ucsb.nceas.utilities.PropertyNotFoundException

Method Detail

parse

public void parse()
           throws org.xml.sax.SAXException,
                  java.io.IOException

Parse the schema file

Throws:

org.xml.sax.SAXException - if some sax related exception happens

java.io.IOException - if the schema content couldn't be found

getIncludedSchemaFilePathes

public java.util.Vector<java.lang.String> getIncludedSchemaFilePathes()

Get the included schema file paths in this schema

Returns:

the included schema file paths

startElement

public void startElement(java.lang.String uri,
                         java.lang.String localName,
                         java.lang.String qName,
                         org.xml.sax.Attributes atts)
                  throws org.xml.sax.SAXException

SAX Handler that is called at the start of each XML element

Specified by:

startElement in interface org.xml.sax.ContentHandler

Overrides:

startElement in class org.xml.sax.helpers.DefaultHandler

Throws:

org.xml.sax.SAXException