DBReplicator

Open Source Database Replication

• Home
• Documentation
• Downloads
• Supported Databases
• Community
• Site Help
• Contact
• Resources

Home

JavaDoc

• Developer Documentation
• Resource

org.dbreplicator.replication.xml
Class SnapshotHandler

java.lang.Object
  org.xml.sax.helpers.DefaultHandler
      org.dbreplicator.replication.xml.SnapshotHandler

All Implemented Interfaces:

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

public class SnapshotHandler
extends org.xml.sax.helpers.DefaultHandler

This class is the implementation class for ContentHandler for parsing the snapshot XML file. This class implements differnt event methods which automatically are called by the parser. It implements these methods to get and use the different values stored on the XML file. These methods helps at the time of taking snapshot, as when some information is found by the parser these methods stores the relative value and perform different operations like inserting, updating and deleting records from respective tables.

Constructor Summary

SnapshotHandler(boolean isFirstPass0, java.sql.Connection subConnection0, Subscription subscription0, AbstractDataBaseHandler dbHandler0, java.lang.String remoteServerName0)
Default Handler for parsing and reading the contents from XML file for getting Snapshot

Method Summary

void	characters(char[] ch, int start, int len) getting the value for XML element.
void	closeAllStatementAndResultset()
void	createQuery() creating and firing Insert Query for client subscribed tables.
void	endElement(java.lang.String namespace, java.lang.String localname, java.lang.String qname) Called after end of an element is reached for calling delete and then insert on the respective tables on client side.
void	setPubName(java.lang.String pubName0)
void	setSubName(java.lang.String subName0)
void	startElement(java.lang.String namespace, java.lang.String localname, java.lang.String qname, org.xml.sax.Attributes atts) Initilazing an XML element and adding its childs.

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

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

Constructor Detail

SnapshotHandler

public SnapshotHandler(boolean isFirstPass0,
                       java.sql.Connection subConnection0,
                       Subscription subscription0,
                       AbstractDataBaseHandler dbHandler0,
                       java.lang.String remoteServerName0)
                throws java.sql.SQLException

Default Handler for parsing and reading the contents from XML file for getting Snapshot

Parameters:

subConnection0 -

subscription0 -

Throws:

java.sql.SQLException

Method Detail

startElement

public void startElement(java.lang.String namespace,
                         java.lang.String localname,
                         java.lang.String qname,
                         org.xml.sax.Attributes atts)
                  throws org.xml.sax.SAXException

Initilazing an XML element and adding its childs.

Specified by:

startElement in interface org.xml.sax.ContentHandler

Overrides:

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

Parameters:

namespace -

localname -

qname -

atts -

Throws:

org.xml.sax.SAXException

endElement

public void endElement(java.lang.String namespace,
                       java.lang.String localname,
                       java.lang.String qname)
                throws org.xml.sax.SAXException

Called after end of an element is reached for calling delete and then insert on the respective tables on client side.

Specified by:

endElement in interface org.xml.sax.ContentHandler

Overrides:

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

Parameters:

namespace -

localname -

qname -

Throws:

org.xml.sax.SAXException

characters

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

getting the value for XML element.

Specified by:

characters in interface org.xml.sax.ContentHandler

Overrides:

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

Parameters:

ch -

start -

len -

Throws:

org.xml.sax.SAXException

createQuery

public void createQuery()
                 throws org.xml.sax.SAXException,
                        java.sql.SQLException

creating and firing Insert Query for client subscribed tables.

Throws:

org.xml.sax.SAXException

java.sql.SQLException

setPubName

public void setPubName(java.lang.String pubName0)

setSubName

public void setSubName(java.lang.String subName0)

closeAllStatementAndResultset

public void closeAllStatementAndResultset()