Package org.dspace.browse

Class ItemCounter

java.lang.Object

org.dspace.browse.ItemCounter

public class ItemCounter
extends Object

This class provides a standard interface to all item counting operations for communities and collections. It can be run from the command line to prepare the cached data if desired, simply by running: java org.dspace.browse.ItemCounter It can also be invoked via its standard API. In the event that the data cache is not being used, this class will return direct real time counts of content.

Author:

Richard Jones

Field Summary

Fields

Modifier and Type	Field	Description
protected ConfigurationService	configurationService
protected ItemService	itemService

Constructor Summary

Constructors

Constructor	Description
ItemCounter(Context context)	Construct a new item counter which will use the given DSpace Context

Method Summary

Modifier and Type	Method	Description
int	getCount(DSpaceObject dso)	Get the count of the items in the given container.
static ItemCounter	getInstance()	Get the singular instance of a class.

Methods inherited from class java.lang.Object

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

Field Details

itemService

protected ItemService itemService

configurationService

protected ConfigurationService configurationService

Constructor Details

ItemCounter

public ItemCounter(Context context)
            throws ItemCountException

Construct a new item counter which will use the given DSpace Context

Parameters:

context - current context

Throws:

ItemCountException - if count error

Method Details

getInstance

public static ItemCounter getInstance()
                               throws ItemCountException

Get the singular instance of a class. It creates a new instance at the first usage of this method.

Returns:

instance af a class

Throws:

ItemCountException - when error occurs

getCount

public int getCount(DSpaceObject dso)
             throws ItemCountException

Get the count of the items in the given container. If the configuration value webui.strengths.show is equal to 'true' this method will return all archived items. If the configuration value webui.strengths.show is equal to 'false' this method will return -1. If the configuration value webui.strengths.cache is equal to 'true' this will return the cached value if it exists. If it is equal to 'false' it will count the number of items in the container in real time.

Parameters:

dso - DSpaceObject

Returns:

count

Throws:

ItemCountException - when error occurs