it.unimo.dbgroup.momis.tools
Class BaseParserXml

java.lang.Object
  org.xml.sax.helpers.DefaultHandler
      it.unimo.dbgroup.momis.tools.BaseParserXml

All Implemented Interfaces:

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

Direct Known Subclasses:

SchemaParserXml, TypeParserXml

public class BaseParserXml

extends org.xml.sax.helpers.DefaultHandler

Generic parser for XML files. This handles the levelTexts that collects the between the tags and provides the method endElement_getElementText

Field Summary

private boolean	_debug if true enables some verbose output
private int	_level current level (deepth in elementa)
private java.util.Vector	_levelTexts Vector of StringBuffers where _text = _levelTexts.get(_level);
protected java.io.PrintStream	_logPrintStream
protected java.lang.StringBuffer	_text Collect text during the parsing

Constructor Summary

BaseParserXml()
Constructor

BaseParserXml(java.io.PrintStream logPrintStream)
Constructor

Method Summary

void	characters(char[] ch, int start, int length) Receive notification of character data inside an element.
java.lang.String	endElement_getElementText() To be used in endElement: Retrieve the text for the ended element
void	endElement(java.lang.String uri, java.lang.String localName, java.lang.String rawName) manages the text between elements
void	error(org.xml.sax.SAXParseException spe) Error callback.
void	fatalError(org.xml.sax.SAXParseException spe) Fatal error callback.
boolean	getDebug()
void	setDebug(boolean debug)
void	setLogPrintStream(java.io.PrintStream logPrintStream)
void	startElement(java.lang.String uri, java.lang.String localName, java.lang.String rawName, org.xml.sax.Attributes atts) manages the text between elements
void	warning(org.xml.sax.SAXParseException spe) Warning callback.

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

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

Methods inherited from class java.lang.Object

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

Field Detail

_logPrintStream

protected java.io.PrintStream _logPrintStream

_level

private int _level

current level (deepth in elementa)

_text

protected java.lang.StringBuffer _text

Collect text during the parsing

_levelTexts

private java.util.Vector _levelTexts

Vector of StringBuffers where
_text = _levelTexts.get(_level);

_debug

private boolean _debug

if true enables some verbose output

Constructor Detail

BaseParserXml

public BaseParserXml()

Constructor

BaseParserXml

public BaseParserXml(java.io.PrintStream logPrintStream)

Constructor

Parameters:

logPrintStream - where write the output

Method Detail

setLogPrintStream

public void setLogPrintStream(java.io.PrintStream logPrintStream)

setDebug

public void setDebug(boolean debug)

getDebug

public boolean getDebug()

characters

public void characters(char[] ch,
                       int start,
                       int length)
                throws org.xml.sax.SAXException

Receive notification of character data inside an element.

Throws:

org.xml.sax.SAXException

startElement

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

manages the text between elements

Throws:

org.xml.sax.SAXException

endElement

public void endElement(java.lang.String uri,
                       java.lang.String localName,
                       java.lang.String rawName)
                throws org.xml.sax.SAXException

manages the text between elements

Throws:

org.xml.sax.SAXException

endElement_getElementText

public java.lang.String endElement_getElementText()

To be used in endElement: Retrieve the text for the ended element

warning

public void warning(org.xml.sax.SAXParseException spe)

Warning callback.

Throws:

spe - The parse exception that caused the callback to be invoked.

error

public void error(org.xml.sax.SAXParseException spe)

Error callback.

Throws:

spe - The parse exception that caused the callback to be invoked.

fatalError

public void fatalError(org.xml.sax.SAXParseException spe)

Fatal error callback.

Throws:

spe - The parse exception that caused the callback to be invoked.