com.sas.edir.webapp
Class Registry

java.lang.Object
  |
  +--com.sas.edir.webapp.Registry

public abstract class Registry

extends java.lang.Object

The Registry is a set of properties that matches contnet with available resources. It pairs a property with a resource available on a web server. This property can be augmented by an Object's type, so that data specific to different objects can be mapped to different resources.

Version:

1.0

Author:

SAS

Constructor Summary

Registry(java.util.Properties properties)
Builds a Registry.

Method Summary

java.util.Properties	getRegistryProperties() Returns all properties in the Registry
java.lang.String	getRegistryProperty(java.lang.Object object, java.lang.String property) Performs a registry lookup for a given property.
java.lang.String	getRegistryProperty(java.lang.String property) Performs a registry lookup for a given property.
java.lang.String	getRegistryProperty(java.lang.String type, java.lang.String property) Performs a registry lookup for a given property.
protected abstract java.lang.String	getType(java.lang.Object object) An abstract method used to get an object's type.
void	list(java.io.PrintWriter pw) Display the contents of a Registry via a Printwriter.

Methods inherited from class java.lang.Object

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

Constructor Detail

Registry

public Registry(java.util.Properties properties)

Builds a Registry.

Parameters:

properties - The Properties object used to build the Registry.

Method Detail

list

public void list(java.io.PrintWriter pw)

Display the contents of a Registry via a Printwriter.

Parameters:

pw - The PrintWriter used for displaying the Registry.

getRegistryProperty

public final java.lang.String getRegistryProperty(java.lang.String type,
                                                  java.lang.String property)

Performs a registry lookup for a given property. type information is optional. If type is null, then the lookup is performed for that property under type = "unknown".

Parameters:

type - A String that helps specify what kind of resource to look for.

property - A String that tells which specific property to lookup.

Returns:

A String value representing a web resource

getRegistryProperty

public final java.lang.String getRegistryProperty(java.lang.Object object,
                                                  java.lang.String property)

Performs a registry lookup for a given property. The object's type is obtained and a Registry lookup is performed.

Parameters:

object - The Object whose resource is being looked up.

property - A String that, when combined with the object's type, defines the lookup being done.

Returns:

A String value representing a web resource.

getRegistryProperty

public final java.lang.String getRegistryProperty(java.lang.String property)

Performs a registry lookup for a given property. A Registry lookup is performed using the String passed in.

Parameters:

property - A String that defines the lookup being done.

Returns:

A String value representing a web resource.

getRegistryProperties

public final java.util.Properties getRegistryProperties()

Returns all properties in the Registry

Returns:

A Properties object

getType

protected abstract java.lang.String getType(java.lang.Object object)

An abstract method used to get an object's type. Exactly what is an object's "type" is implementation dependent.

Parameters:

object - The Object whose type is being derived.

Returns:

A String representation of the Object's type.