org.apache.commons.discovery.resource.names

Class NameDiscoverers

java.lang.Object

org.apache.commons.discovery.resource.names.ResourceNameDiscoverImpl

org.apache.commons.discovery.resource.names.NameDiscoverers

All Implemented Interfaces:

ResourceNameDiscover

public class NameDiscoverers
extends ResourceNameDiscoverImpl
implements ResourceNameDiscover

Holder for multiple ResourceNameDiscover instances. The result is the union of the results from each (not a chained sequence, where results feed the next in line.

Field Summary

Fields

Modifier and Type	Field and Description
private java.util.List<ResourceNameDiscover>	discoverers
private static org.apache.commons.logging.Log	log

Constructor Summary

Constructors

Constructor and Description
NameDiscoverers() Construct a new resource name discoverer

Method Summary

Modifier and Type	Method and Description
void	addResourceNameDiscover(ResourceNameDiscover discover) Specify an discover to be used in searching.
ResourceNameIterator	findResourceNames(java.lang.String resourceName) Locate names of resources that are bound to resourceName.
protected ResourceNameDiscover	getResourceNameDiscover(int idx) Retrieve the discover positioned at the given index.
static void	setLog(org.apache.commons.logging.Log _log) Deprecated. This method is not thread-safe
protected int	size() Returns the current size of set discovers.

Methods inherited from class org.apache.commons.discovery.resource.names.ResourceNameDiscoverImpl

findResourceNames

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.commons.discovery.ResourceNameDiscover

findResourceNames

Field Detail

log

private static org.apache.commons.logging.Log log

discoverers

private final java.util.List<ResourceNameDiscover> discoverers

Constructor Detail

NameDiscoverers

public NameDiscoverers()

Construct a new resource name discoverer

Method Detail

setLog

@Deprecated
public static void setLog(org.apache.commons.logging.Log _log)

Deprecated. This method is not thread-safe

Sets the Log for this class.

Parameters:

_log - This class Log

addResourceNameDiscover

public void addResourceNameDiscover(ResourceNameDiscover discover)

Specify an discover to be used in searching. The order of discover determines the order of the result. It is recommended to add the most specific discover first.

Parameters:

discover - The discover to be added

getResourceNameDiscover

protected ResourceNameDiscover getResourceNameDiscover(int idx)

Retrieve the discover positioned at the given index.

Parameters:

idx - The discover index position client is requiring

Returns:

The discover positioned at the input index

size

protected int size()

Returns the current size of set discovers.

Returns:

The current size of set discovers

findResourceNames

public ResourceNameIterator findResourceNames(java.lang.String resourceName)

Locate names of resources that are bound to resourceName.

Specified by:

findResourceNames in interface ResourceNameDiscover

Specified by:

findResourceNames in class ResourceNameDiscoverImpl

Parameters:

resourceName - The resource name to locate

Returns:

A new ResourceNameIterator