Simply models the concept of a property in this provider. A property has a key, that identifies it and can be used for i18n, and can return the value of the property given an item served by the {@link GeoServerDataProvider}
@author Andrea Aime - OpenGeo
@param < T>
All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.