Package org.apache.commons.configuration2.interpol

Class ConfigurationInterpolator.DefaultPrefixLookupsHolder

java.lang.Object

org.apache.commons.configuration2.interpol.ConfigurationInterpolator.DefaultPrefixLookupsHolder

Enclosing class:

ConfigurationInterpolator

static final class ConfigurationInterpolator.DefaultPrefixLookupsHolder
extends Object

Internal class used to construct the default Lookup map used by ConfigurationInterpolator.getDefaultPrefixLookups().

Field Summary

Fields

Modifier and Type	Field	Description
private final Map<String,Lookup>	defaultLookups	Default lookup map.
(package private) static final ConfigurationInterpolator.DefaultPrefixLookupsHolder	INSTANCE	Singleton instance, initialized with the system properties.

Constructor Summary

Constructors

Constructor	Description
DefaultPrefixLookupsHolder(Properties props)	Constructs a new instance initialized with the given properties.

Method Summary

Modifier and Type	Method	Description
private static void	addLookup(DefaultLookups lookup, Map<String,Lookup> map)	Add the prefix and lookup from lookup to map.
private static Map<String,Lookup>	createDefaultLookups()	Create the lookup map used when the user has requested no customization.
(package private) Map<String,Lookup>	getDefaultPrefixLookups()	Gets the default prefix lookups map.
private static Map<String,Lookup>	parseLookups(String str)	Constructs a lookup map by parsing the given string.

Methods inherited from class java.lang.Object

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

Field Details

INSTANCE

static final ConfigurationInterpolator.DefaultPrefixLookupsHolder INSTANCE

Singleton instance, initialized with the system properties.

defaultLookups

private final Map<String,Lookup> defaultLookups

Default lookup map.

Constructor Details

DefaultPrefixLookupsHolder

DefaultPrefixLookupsHolder(Properties props)

Constructs a new instance initialized with the given properties.

Parameters:

props - initialization properties

Method Details

addLookup

private static void addLookup(DefaultLookups lookup,
 Map<String,Lookup> map)

Add the prefix and lookup from lookup to map.

Parameters:

lookup - lookup to add

map - map to add to

createDefaultLookups

private static Map<String,Lookup> createDefaultLookups()

Create the lookup map used when the user has requested no customization.

Returns:

default lookup map

parseLookups

private static Map<String,Lookup> parseLookups(String str)

Constructs a lookup map by parsing the given string. The string is expected to contain comma or space-separated names of values from the DefaultLookups enum.

Parameters:

str - string to parse; not null

Returns:

lookup map parsed from the given string

Throws:

IllegalArgumentException - if the string does not contain a valid default lookup definition

getDefaultPrefixLookups

Map<String,Lookup> getDefaultPrefixLookups()

Gets the default prefix lookups map.

Returns:

default prefix lookups map