Package org.dspace.checker

Class HandleDispatcher

java.lang.Object

org.dspace.checker.HandleDispatcher

All Implemented Interfaces:

BitstreamDispatcher

public class HandleDispatcher
extends Object
implements BitstreamDispatcher

A BitstreamDispatcher that checks all the bitstreams contained within an item, collection or community referred to by Handle.

Author:

Jim Downing, Grace Carpenter, Nathan Sarr

Field Summary

Fields

Modifier and Type	Field	Description
protected BitstreamService	bitstreamService
protected Context	context
protected IteratorDispatcher	delegate	the delegate to dispatch to.
protected String	handle	Handle to retrieve bitstreams from.
protected HandleService	handleService
protected boolean	init	Has the type of object the handle refers to been determined.

Fields inherited from interface org.dspace.checker.BitstreamDispatcher

SENTINEL

Constructor Summary

Constructors

Constructor	Description
HandleDispatcher(Context context, String hdl)	Main constructor.

Method Summary

Modifier and Type	Method	Description
protected void	init()	Private initialization routine.
Bitstream	next()	Initializes this dispatcher on first execution.

Methods inherited from class java.lang.Object

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

Field Details

context

protected Context context

handle

protected String handle

Handle to retrieve bitstreams from.

init

protected boolean init

Has the type of object the handle refers to been determined.

delegate

protected IteratorDispatcher delegate

the delegate to dispatch to.

bitstreamService

protected BitstreamService bitstreamService

handleService

protected HandleService handleService

Constructor Details

HandleDispatcher

public HandleDispatcher(Context context,
 String hdl)

Main constructor.

Parameters:

context - Context

hdl - the handle to get bitstreams from.

Method Details

init

protected void init()
             throws SQLException

Private initialization routine.

Throws:

SQLException - if database error if database access fails.

next

public Bitstream next()
               throws SQLException

Initializes this dispatcher on first execution.

Specified by:

next in interface BitstreamDispatcher

Returns:

the next bitstream id, or BitstreamDispatcher.SENTINEL if there isn't another value

Throws:

SQLException - if database error

See Also:

• BitstreamDispatcher.next()