ERXSystem Class Reference

Inherits com::webobjects::foundation::NSKeyValueCoding, and com::webobjects::foundation::NSKeyValueCodingAdditions.

Collaboration diagram for ERXSystem:

[legend]

List of all members.

Public Member Functions
void	takeValueForKey (Object value, String key)
void	takeValueForKeyPath (Object value, String key)
Object	valueForKey (String key)
Object	valueForKeyPath (String key)
Static Public Member Functions
static void	convertProperties (Properties originalProperties, Properties destinationProperties)
static Properties	getProperties ()
static String	getProperty (String key, String defaultValue)
static String	getProperty (String key)
static void	updateProperties ()
Private Member Functions
	ERXSystem ()
Static Private Attributes
static ERXSystem	sharedInstance = new ERXSystem()

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Detailed Description

ERXSystem provides support for variable replacement in Properties with

@key@ references in values. Additionally, it provides an NSKVC implementation on top of System properties.

Author:

david teran

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Constructor & Destructor Documentation

ERXSystem

(

)

[private]

Constructs an ERXSystem

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Member Function Documentation

static void convertProperties	(	Properties	originalProperties,
		Properties	destinationProperties
	)			[static]

Converts the property names defined in originalProperties with the ERXSystem.getProperty(..) method and puts the resulting values into the destinationProperties.

Parameters:

	originalProperties	the properties to convert
	destinationProperties	the properties to copy into

static Properties getProperties

(

)

[static]

Returns a copy of NSProperties._getProperties() that has been passed variable evaluation.

Returns:

a converted copy of NSProperties._getProperties()

static String getProperty	(	String	key,
		String	defaultValue
	)			[static]

Retrieves the value of the given key from the ERXSystem properties store, return defaultValue if the key does not exist.

Parameters:

	key	the key to lookup
	defaultValue	the default value to return

Returns:

the corresponding value or defaultValue if the key doesn't exist

static String getProperty

(

String

key

)

[static]

Looks up the given key in the ERXSystem properties, converts any property variables, and returns the converted value.

Parameters:

key

the key to lookup

Returns:

the converted value

void takeValueForKey	(	Object	value,
		String	key
	)

void takeValueForKeyPath	(	Object	value,
		String	key
	)

static void updateProperties

(

)

[static]

Converts and evaluates the properties from NSProperties._getProperties() and replaces the converted values in-place.

Object valueForKey

(

String

key

)

Object valueForKeyPath

(

String

key

)

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Member Data Documentation

ERXSystem sharedInstance = new ERXSystem() [static, private]

The singleton instance to share.

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The documentation for this class was generated from the following file:

• /opt/source/Wonder/Frameworks/Core/ERExtensions/Sources/er/extensions/foundation/ERXSystem.java