com.putable.xmlhandler

Class ServerXMLHandler

java.lang.Object

org.xml.sax.helpers.DefaultHandler

com.putable.xmlhandler.XMLHandler

com.putable.xmlhandler.ServerXMLHandler

All Implemented Interfaces:

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

Direct Known Subclasses:

NetPuzlClientProxy, ServerXMLHandlerTestee

public abstract class ServerXMLHandler
extends XMLHandler
implements ServerTagParser

ServerXMLHandler is designed to be extended by clientProxy on the server side. It handles any incoming tags, makes sure they are formatted to the specs of NetPuzl, creates the Tags of appropriate type, calls abstract methods for further handling of those Tags

Version:

1.0

Author:

Heineken

See Also:

XMLHandler, ServerTagParser

Field Summary

Fields

Modifier and Type	Field and Description
private boolean	loginReceived

Fields inherited from class com.putable.xmlhandler.XMLHandler

attr

Constructor Summary

Constructors

Constructor and Description
ServerXMLHandler()

Method Summary

Modifier and Type	Method and Description
void	endElement(java.lang.String uri, java.lang.String lName, java.lang.String qName)
java.lang.String	getHeader() Returns the header that has to be send to the client upon initiation of the connection.
TClient	parseClientTag() By accessing the attributes of the Tag in the HashMap it should create the TClient tag and make sure that all of them are in correct form
TCmd	parseCmdTag() By accessing the attributes of the Tag in the HashMap it should create the TCmd tag and make sure that all of them are in correct form
TLogin	parseLoginTag() By accessing the attributes of the Tag in the HashMap it should create the TLogin tag and make sure that all of them are in correct form
TLogout	parseLogoutTag() By accessing the attributes of the Tag in the HashMap it should create the TLogout tag and make sure that all of them are in correct form
Tag	parseTag() Parses and creates the Tag appropriate type ( can get type by calling getType() method )
TXrequest	parseXrequestTag() By accessing the attributes of the Tag in the HashMap it should create the TXrequest tag and make sure that all of them are in correct form
protected abstract void	receivedCmd(TCmd tag) Method is called when Tag type CMD is received from the client.
protected abstract void	receivedLogin(TLogin tag) Method is called when Tag type LOGIN is received from the client.
protected abstract void	receivedLogout(TLogout tag) Method is called when Tag type LOGOUT is received from the client.
protected abstract void	receivedXrequest(TXrequest tag) Method is called when Tag type XREQUEST is received from the client.

Methods inherited from class com.putable.xmlhandler.XMLHandler

characters, convertToColor, endDocument, endOfXMLDocument, getData, getType, getVersion, parseHexImage, startElement

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

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

loginReceived

private boolean loginReceived

Constructor Detail

ServerXMLHandler

public ServerXMLHandler()

Method Detail

receivedLogin

protected abstract void receivedLogin(TLogin tag)
                               throws org.xml.sax.SAXException

Method is called when Tag type LOGIN is received from the client. Tag is parsed and created, after that it needs to be handled according to the specs for NetPuzl.

Parameters:

tag - Tag that was received

Throws:

org.xml.sax.SAXException - if problem with parsing a tag has occurred

See Also:

TLogin

receivedLogout

protected abstract void receivedLogout(TLogout tag)
                                throws org.xml.sax.SAXException

Method is called when Tag type LOGOUT is received from the client. Tag is parsed and created, after that it needs to be handled according to the specs for NetPuzl.

Parameters:

tag - Tag that was received

Throws:

org.xml.sax.SAXException - if problem with parsing a tag has occurred

See Also:

TLogout

receivedCmd

protected abstract void receivedCmd(TCmd tag)
                             throws org.xml.sax.SAXException

Method is called when Tag type CMD is received from the client. Tag is parsed and created, after that it needs to be handled according to the specs for NetPuzl.

Parameters:

tag - Tag that was received

Throws:

org.xml.sax.SAXException - if problem with parsing a tag has occurred

See Also:

TCmd

receivedXrequest

protected abstract void receivedXrequest(TXrequest tag)
                                  throws org.xml.sax.SAXException

Method is called when Tag type XREQUEST is received from the client. Tag is parsed and created, after that it needs to be handled according to the specs for NetPuzl.

Parameters:

tag - Tag that was received

Throws:

org.xml.sax.SAXException - if problem with parsing a tag has occurred

See Also:

TXrequest

parseTag

public Tag parseTag()
             throws org.xml.sax.SAXException

Description copied from class: XMLHandler

Parses and creates the Tag appropriate type ( can get type by calling getType() method )

Specified by:

parseTag in class XMLHandler

Returns:

Tag object

Throws:

org.xml.sax.SAXException - if illegal attribute formating

parseClientTag

public TClient parseClientTag()
                       throws org.xml.sax.SAXException

Description copied from interface: ServerTagParser

By accessing the attributes of the Tag in the HashMap it should create the TClient tag and make sure that all of them are in correct form

Specified by:

parseClientTag in interface ServerTagParser

Returns:

CLIENT type tag received from the server

Throws:

org.xml.sax.SAXException

parseLoginTag

public TLogin parseLoginTag()
                     throws org.xml.sax.SAXException

Description copied from interface: ServerTagParser

By accessing the attributes of the Tag in the HashMap it should create the TLogin tag and make sure that all of them are in correct form

Specified by:

parseLoginTag in interface ServerTagParser

Returns:

LOGIN type tag received from the server

Throws:

org.xml.sax.SAXException

parseCmdTag

public TCmd parseCmdTag()
                 throws org.xml.sax.SAXException

Description copied from interface: ServerTagParser

By accessing the attributes of the Tag in the HashMap it should create the TCmd tag and make sure that all of them are in correct form

Specified by:

parseCmdTag in interface ServerTagParser

Returns:

CMD type tag received from the server

Throws:

org.xml.sax.SAXException

parseLogoutTag

public TLogout parseLogoutTag()
                       throws org.xml.sax.SAXException

Description copied from interface: ServerTagParser

By accessing the attributes of the Tag in the HashMap it should create the TLogout tag and make sure that all of them are in correct form

Specified by:

parseLogoutTag in interface ServerTagParser

Returns:

LOGOUT type tag received from the server

Throws:

org.xml.sax.SAXException

parseXrequestTag

public TXrequest parseXrequestTag()
                           throws org.xml.sax.SAXException

Description copied from interface: ServerTagParser

By accessing the attributes of the Tag in the HashMap it should create the TXrequest tag and make sure that all of them are in correct form

Specified by:

parseXrequestTag in interface ServerTagParser

Returns:

XREQUEST type tag received from the server

Throws:

org.xml.sax.SAXException

endElement

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

Specified by:

endElement in interface org.xml.sax.ContentHandler

Overrides:

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

Throws:

org.xml.sax.SAXException

getHeader

public java.lang.String getHeader()

Returns the header that has to be send to the client upon initiation of the connection.

Returns:

String header containing the version, encoding and URL to the DTD file