Package org.springframework.batch.item.xml.stax

Class DefaultFragmentEventReader

java.lang.Object

org.springframework.batch.item.xml.stax.DefaultFragmentEventReader

All Implemented Interfaces:

Iterator<Object>, XMLEventReader, FragmentEventReader

public class DefaultFragmentEventReader
extends Object
implements FragmentEventReader

Default implementation of FragmentEventReader

Author:

Robert Kasanicky, Mahmoud Ben Hassine

Field Summary

Fields

Modifier and Type	Field	Description
protected XMLEventReader	wrappedEventReader

Constructor Summary

Constructors

Constructor	Description
DefaultFragmentEventReader(XMLEventReader wrappedEventReader)	Caches the StartDocument event for later use.

Method Summary

Modifier and Type	Method	Description
void	close()
String	getElementText()
Object	getProperty(String name)
boolean	hasNext()
void	markFragmentProcessed()	Finishes reading the fragment in case the fragment was processed without being read until the end.
void	markStartFragment()	Tells the event reader its cursor position is exactly before the fragment.
Object	next()
XMLEvent	nextEvent()
XMLEvent	nextTag()
XMLEvent	peek()
void	remove()
void	reset()	Reset the state of the fragment reader - make it forget it assumptions about current position of cursor (e.g.

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Iterator

forEachRemaining, remove

Methods inherited from interface javax.xml.stream.XMLEventReader

close, getElementText, getProperty, nextTag

Field Details

wrappedEventReader

protected XMLEventReader wrappedEventReader

Constructor Details

DefaultFragmentEventReader

public DefaultFragmentEventReader(XMLEventReader wrappedEventReader)

Caches the StartDocument event for later use.

Parameters:

wrappedEventReader - the original wrapped event reader

Method Details

markStartFragment

public void markStartFragment()

Description copied from interface: FragmentEventReader

Tells the event reader its cursor position is exactly before the fragment.

Specified by:

markStartFragment in interface FragmentEventReader

hasNext

public boolean hasNext()

Specified by:

hasNext in interface Iterator<Object>

Specified by:

hasNext in interface XMLEventReader

next

public Object next()

Specified by:

next in interface Iterator<Object>

nextEvent

public XMLEvent nextEvent()
                   throws XMLStreamException

Specified by:

nextEvent in interface XMLEventReader

Throws:

XMLStreamException

peek

public XMLEvent peek()
              throws XMLStreamException

Specified by:

peek in interface XMLEventReader

Throws:

XMLStreamException

markFragmentProcessed

public void markFragmentProcessed()

Finishes reading the fragment in case the fragment was processed without being read until the end.

Specified by:

markFragmentProcessed in interface FragmentEventReader

reset

public void reset()

Description copied from interface: FragmentEventReader

Reset the state of the fragment reader - make it forget it assumptions about current position of cursor (e.g. in case of rollback of the wrapped reader).

Specified by:

reset in interface FragmentEventReader

close

public void close()
           throws XMLStreamException

Specified by:

close in interface XMLEventReader

Throws:

XMLStreamException

getElementText

public String getElementText()
                      throws XMLStreamException

Specified by:

getElementText in interface XMLEventReader

Throws:

XMLStreamException

getProperty

public Object getProperty(String name)
                   throws IllegalArgumentException

Specified by:

getProperty in interface XMLEventReader

Throws:

IllegalArgumentException

nextTag

public XMLEvent nextTag()
                 throws XMLStreamException

Specified by:

nextTag in interface XMLEventReader

Throws:

XMLStreamException

remove

public void remove()

Specified by:

remove in interface Iterator<Object>