Module tvbrowser

Package util.misc

Class AbstractXmlTvDataHandler

java.lang.Object

org.xml.sax.helpers.DefaultHandler

util.misc.AbstractXmlTvDataHandler

All Implemented Interfaces:

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

public abstract class AbstractXmlTvDataHandler
extends org.xml.sax.helpers.DefaultHandler

Author:

bananeweizen

Constructor Summary

Constructors

Constructor	Description
AbstractXmlTvDataHandler()

Method Summary

Modifier and Type	Method	Description
protected abstract void	addField(ProgramFieldType fieldType, byte[] value)	Adds a binary field to the current program
protected abstract void	addField(ProgramFieldType fieldType, int value)	adds an Integer field to the current program
protected abstract void	addField(ProgramFieldType fieldType, java.lang.String value)	adds a String field to the current program
protected abstract void	addToList(ProgramFieldType fieldType, java.lang.String value, java.lang.String separator)	Adds a text to a field that builds a comma separated value (e.g. the actor list).
void	characters(char[] ch, int start, int length)	Handles the occurrence of tag text by buffering it for later analysis
void	endElement(java.lang.String uri, java.lang.String localName, java.lang.String qName)	Handles the occurrence of an end tag.
protected abstract void	endProgram()	program parsing finishes
protected abstract java.lang.String	getChannelCountry()
protected java.lang.String	getChannelId()	XMLTV channel id of currently parsed program
protected boolean	isValid()	whether or not the currently parsed program is valid
protected abstract void	logException(java.lang.Exception exc)
protected abstract void	logMessage(java.lang.String message)
protected abstract void	setInfoBit(int bit)	sets a bit in the info field
void	startElement(java.lang.String uri, java.lang.String localName, java.lang.String qName, org.xml.sax.Attributes attributes)	occurrence of a start tag Here we only handle tags with attributes, all other tags are handled when they end.
protected abstract void	startProgram(Date startDate, int startTime)	starts a new program

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

Constructor Detail

AbstractXmlTvDataHandler

public AbstractXmlTvDataHandler()

Method Detail

characters

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

Handles the occurrence of tag text by buffering it for later analysis

Specified by:

characters in interface org.xml.sax.ContentHandler

Overrides:

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

Throws:

org.xml.sax.SAXException

startElement

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

occurrence of a start tag
Here we only handle tags with attributes, all other tags are handled when they end.

Specified by:

startElement in interface org.xml.sax.ContentHandler

Overrides:

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

Throws:

org.xml.sax.SAXException

startProgram

protected abstract void startProgram(Date startDate,
                                     int startTime)

starts a new program

Parameters:

startDate - start date of the program

startTime - time in minutes after midnight

endElement

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

Handles the occurrence of an end tag.

Specified by:

endElement in interface org.xml.sax.ContentHandler

Overrides:

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

Throws:

org.xml.sax.SAXException

getChannelCountry

protected abstract java.lang.String getChannelCountry()

endProgram

protected abstract void endProgram()

program parsing finishes

isValid

protected boolean isValid()

whether or not the currently parsed program is valid

Returns:

true if the program is valid

setInfoBit

protected abstract void setInfoBit(int bit)

sets a bit in the info field

Parameters:

bit - The bit to add

addField

protected abstract void addField(ProgramFieldType fieldType,
                                 byte[] value)

Adds a binary field to the current program

Parameters:

fieldType - The field type.

value - The byte array.

addField

protected abstract void addField(ProgramFieldType fieldType,
                                 java.lang.String value)

adds a String field to the current program

Parameters:

fieldType - The field type.

value - The String value.

addField

protected abstract void addField(ProgramFieldType fieldType,
                                 int value)

adds an Integer field to the current program

Parameters:

fieldType - The field type.

value - The int value.

logMessage

protected abstract void logMessage(java.lang.String message)

logException

protected abstract void logException(java.lang.Exception exc)

getChannelId

protected final java.lang.String getChannelId()

XMLTV channel id of currently parsed program

Returns:

channel id

addToList

protected abstract void addToList(ProgramFieldType fieldType,
                                  java.lang.String value,
                                  java.lang.String separator)

Adds a text to a field that builds a comma separated value (e.g. the actor list).

Parameters:

fieldType - The type of the field to add the text to.

value - The text to add.

separator - separator to add after each new entry