com.hardcode.gdbms.engine.data.persistence
Class OperationLayerMemento

java.lang.Object
  com.hardcode.gdbms.engine.data.persistence.OperationLayerMemento

All Implemented Interfaces:

Memento

public class OperationLayerMemento
extends java.lang.Object
implements Memento

A memento from the operation layer

Author:

Fernando González Cortés

Constructor Summary

OperationLayerMemento(java.lang.String name, Memento[] mementos, java.lang.String sql)
Creates a new OperationLayerMemento.

Method Summary

Memento	getMemento(int i) Returns the ith memento
int	getMementoCount() Return the number of childs of this memento
java.lang.String	getSql() Returns the SQL that created the DataSource
void	getXML() Parses the memento and generates the corresponding SAX events in the content handler stablished by setContentHandler.
void	setContentHandler(org.xml.sax.ContentHandler saxHandler) Sets the content handler for the getXML method

Methods inherited from class java.lang.Object

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

Constructor Detail

OperationLayerMemento

public OperationLayerMemento(java.lang.String name,
                             Memento[] mementos,
                             java.lang.String sql)

Creates a new OperationLayerMemento.

Parameters:

name - DataSource name

mementos - mementos of DataSources involved in the operation

sql - sql query of the operation

Method Detail

getMementoCount

public int getMementoCount()

Return the number of childs of this memento

Returns:

int

getMemento

public Memento getMemento(int i)

Returns the ith memento

Parameters:

i - index of the memento

Returns:

Memento

getSql

public java.lang.String getSql()

Returns the SQL that created the DataSource

Returns:

Returns the sql.

setContentHandler

public void setContentHandler(org.xml.sax.ContentHandler saxHandler)

Description copied from interface: Memento

Sets the content handler for the getXML method

Specified by:

setContentHandler in interface Memento

Parameters:

saxHandler - content handler

See Also:

Memento.setContentHandler(org.xml.sax.ContentHandler)

getXML

public void getXML()
            throws org.xml.sax.SAXException

Description copied from interface: Memento

Parses the memento and generates the corresponding SAX events in the content handler stablished by setContentHandler.

Specified by:

getXML in interface Memento

Throws:

org.xml.sax.SAXException - If error

See Also:

Memento.getXML()