To add an instance to the application, drag this component to the right of the two existing browser container components on the application panel.

要向应用程序添加一个实例，将该组件拖拽到应用程序面板上两个现有浏览器容器组件的右侧。

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Delete the Database component (this action will also remove the associated link), add the Existing Database (DB2) component and re-establish the link as shown in Figure 21.

删除数据库组件(该操作还会删除相关的链接)，然后添加现有的数据库(DB2)组件并重新建立如图21所示的链接。

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After the component is created, you can configure its properties, such as name, type, and list of attributes and then add and configure existing JSF components from the palette.

当这个组件创建完成之后，您可以配置它的属性，比如名称，类型，以及属性列表，然后从这个工具板中配置现存的JSF组件。

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