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Subscription Operations

Subscription is used to monitor changes in a UDDI registry. This section introduces the basic operations performed on a tModel instance.

•	Creating a Subscription

•	Exporting a Subscription

•	Editing a Subscription

•	Removing a Subscription

Creating a Subscription

To create a subscription, follow these steps:

1.	Select New > Subscription from the UDDI Service Console menu to open the Subscriptions page, as shown in Figure 17. The New Subscription information is shown on the right pane.

Figure 17 The New Subscription Dialog

2.	Enter information in the following corresponding fields.

In the General Information tab:

−	Subscription Key (optional): Enter the subscription key in the Subscription Key field. The subscription key is unique for identifying the subscription. If you do not specify a key here for your subscription, it will be generated automatically when you click the Save button.

−	Asynchronous Notification (optional): Check or uncheck the Asynchronous Notification checkbox to indicate whether you want to set asynchronous notification when you create a subscription. If you check the checkbox, the following two fields will appear:

Binding Template Key (for Notification): look up a binding template that includes an email receiver’s information.

Notification Interval: Set the notification interval including days, hours, minutes, and seconds.

−

Expiry Date and Time (optional): Set the expiry date and time. Normally, a subscription is valid for a specific period, so you need to specify the expiration date and time. Once a subscription is created and saved, the UDDI server will record the changes of the entities matching the filter criteria in the specified time period and will stop recording when the subscription period expires.

−	Return Brief Messages (optional): Select TRUE or FALSE from the drop-down list to indicate whether you want to return brief messages.

−	Subscription Filter (required): You need to specify the entities you want to monitor by setting the subscription filter, through which only the entities matching the filter criteria are monitored.

Click Modify to open the Modify Subscription Filter page. You can modify the subscription filter under the By Name or Key tab or the Categories tab.

3.	Click the Save button.

Exporting a Subscription

To export a subscription, follow these steps:

1.	select Browse > Subscriptions from the UDDI Service Console menu to open the Subscriptions page.

2.	Select a subscription in the left pane and click the Export Subscription button on the tool bar. you can export the information about the currently selected subscription to an XML file.

Editing a Subscription

After creating a subscription, if you want to change its information, follow these steps:

1.	select Browse > Subscriptions from the UDDI Service Console menu to open the Subscriptions page.

2.	Select a subscription you want to edit and click the Edit button in the upper right corner. The Edit button changes to the In Edit Mode button. All the subscription settings in the object information pane become editable.

3.	Make changes in the tabs and click the buttons as needed. To modify the subscription filter, click the Subscription Filter Details link.

−	Click the Save button to save your changes and quit the edit mode.

−	Click the Cancel button to cancel the changes just made.

Removing a Subscription

To remove a category, follow these steps:

1.	Select Browse > Subscriptions from the UDDI Service Console menu to open the Subscriptions page.

2.	Select a subscription you want to remove in the left pane and click the Delete button on the tool bar.

3.	In the Delete Confirmation page, click the Yes button to delete the subscription.

Copyright © Cloud Software Group, Inc. All Rights Reserved