edu.pdx.cs399J.grader
Class XmlGradeBookParser

java.lang.Object
  edu.pdx.cs399J.grader.XmlGradeBookParser

All Implemented Interfaces:

EntityResolver, ErrorHandler

public class XmlGradeBookParser
extends Object

This class creates a GradeBook from the contents of an XML file.

Field Summary

protected static String	publicID The Public ID for the Grade Bookd DTD
protected static String	systemID The System ID for the Grade Book DTD

Constructor Summary

XmlGradeBookParser(File file)
Creates an XmlGradeBookParser that creates a GradeBook from the contents of a File.

XmlGradeBookParser(String fileName)
Creates an XmlGradeBookParser that creates a GradeBook from a file of a given name.

Method Summary

void	error(SAXParseException ex)
protected static List<String>	extractNotesFrom(Element element) Extracts a bunch of notes from an Element
protected static String	extractTextFrom(Element element) Extracts the text from an Element.
void	fatalError(SAXParseException ex)
GradeBook	parse() Parses the source and from it creates a GradeBook.
InputSource	resolveEntity(String publicId, String systemId) Attempt to resolve the external entity (such as a DTD) described by the given public and system ID.
void	setStudentDir(File dir) Sets the directory in which the XML files for students are generated.
void	warning(SAXParseException ex)

Methods inherited from class java.lang.Object

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

Field Detail

systemID

protected static final String systemID

The System ID for the Grade Book DTD

See Also:

Constant Field Values

publicID

protected static final String publicID

The Public ID for the Grade Bookd DTD

See Also:

Constant Field Values

Constructor Detail

XmlGradeBookParser

public XmlGradeBookParser(String fileName)
                   throws FileNotFoundException,
                          IOException

Creates an XmlGradeBookParser that creates a GradeBook from a file of a given name.

Throws:

FileNotFoundException

IOException

XmlGradeBookParser

public XmlGradeBookParser(File file)
                   throws FileNotFoundException,
                          IOException

Creates an XmlGradeBookParser that creates a GradeBook from the contents of a File.

Throws:

FileNotFoundException

IOException

Method Detail

setStudentDir

public void setStudentDir(File dir)

Sets the directory in which the XML files for students are generated.

parse

public GradeBook parse()
                throws ParserException

Parses the source and from it creates a GradeBook.

Throws:

ParserException

resolveEntity

public InputSource resolveEntity(String publicId,
                                 String systemId)
                          throws SAXException,
                                 IOException

Attempt to resolve the external entity (such as a DTD) described by the given public and system ID. The external entity is returned as a InputSource

Specified by:

resolveEntity in interface EntityResolver

Throws:

SAXException

IOException

warning

public void warning(SAXParseException ex)
             throws SAXException

Specified by:

warning in interface ErrorHandler

Throws:

SAXException

error

public void error(SAXParseException ex)
           throws SAXException

Specified by:

error in interface ErrorHandler

Throws:

SAXException

fatalError

public void fatalError(SAXParseException ex)
                throws SAXException

Specified by:

fatalError in interface ErrorHandler

Throws:

SAXException

extractNotesFrom

protected static List<String> extractNotesFrom(Element element)

Extracts a bunch of notes from an Element

extractTextFrom

protected static String extractTextFrom(Element element)

Extracts the text from an Element.