harmonic.mz.file
Class MVGFileOpener

java.lang.Object
  |
  +--org.xml.sax.helpers.DefaultHandler
        |
        +--harmonic.mz.file.MVGFileOpener

All Implemented Interfaces:

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

public class MVGFileOpener

extends org.xml.sax.helpers.DefaultHandler

This class is responsible for opening model files in the MVG format. To retrieve a model from file instantiate a MVGFileOpener with the the models filename, and call read(), which returns a the root of the models tree.

Field Summary

boolean

bDebug

Constructor Summary

MVGFileOpener(java.lang.String _filename)
Construct a MVGFileOpener with the specified file name

Method Summary

static void	cancelFileOpen(java.lang.String filename)
void	characters(char[] ch, int start, int length)
void	endElement(java.lang.String uri, java.lang.String local, java.lang.String raw)
java.lang.Class	findClass(java.lang.String type)
DataNode	fromLinkPointer(DataNode holdingNode, java.lang.String entry) File concern.
DataNode	nodeFromNumber(int number)
DataNode	read()
java.util.Vector	scanForType(java.lang.String nodeType)
void	startElement(java.lang.String uri, java.lang.String local, java.lang.String raw, org.xml.sax.Attributes attrs)
java.lang.Object	textKey(DataNode node)

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

Field Detail

bDebug

public boolean bDebug

Constructor Detail

MVGFileOpener

public MVGFileOpener(java.lang.String _filename)
              throws java.lang.Exception

Construct a MVGFileOpener with the specified file name

Method Detail

cancelFileOpen

public static void cancelFileOpen(java.lang.String filename)

scanForType

public java.util.Vector scanForType(java.lang.String nodeType)
                             throws java.lang.Exception

java.lang.Exception

read

public DataNode read()
              throws java.lang.Exception

java.lang.Exception

findClass

public java.lang.Class findClass(java.lang.String type)

startElement

public void startElement(java.lang.String uri,
                         java.lang.String local,
                         java.lang.String raw,
                         org.xml.sax.Attributes attrs)

Specified by:

startElement in interface org.xml.sax.ContentHandler

Overrides:

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

characters

public void characters(char[] ch,
                       int start,
                       int length)

Specified by:

characters in interface org.xml.sax.ContentHandler

Overrides:

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

endElement

public void endElement(java.lang.String uri,
                       java.lang.String local,
                       java.lang.String raw)

Specified by:

endElement in interface org.xml.sax.ContentHandler

Overrides:

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

textKey

public java.lang.Object textKey(DataNode node)

nodeFromNumber

public DataNode nodeFromNumber(int number)

fromLinkPointer

public DataNode fromLinkPointer(DataNode holdingNode,
                                java.lang.String entry)

File concern. Return node corisponding to file link key.