UDDI - Elements

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A business or a company can register three types of information into a UDDI registry. This information is contained in three elements of UDDI.

These three elements are −

• White Pages,
• Yellow Pages, and
• Green Pages.

White Pages

White pages contain −

• Basic information about the company and its business.

• Basic contact information including business name, address, contact phone number, etc.

• A Unique identifiers for the company tax IDs. This information allows others to discover your web service based upon your business identification.

Yellow Pages

• Yellow pages contain more details about the company. They include descriptions of the kind of electronic capabilities the company can offer to anyone who wants to do business with it.

• Yellow pages uses commonly accepted industrial categorization schemes, industry codes, product codes, business identification codes and the like to make it easier for companies to search through the listings and find exactly what they want.

Green Pages

Green pages contains technical information about a web service. A green page allows someone to bind to a Web service after it's been found. It includes −

• The various interfaces
• The URL locations
• Discovery information and similar data required to find and run the Web service.

NOTE − UDDI is not restricted to describing web services based on SOAP. Rather, UDDI can be used to describe any service, from a single webpage or email address all the way up to SOAP, CORBA, and Java RMI services.