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Summary 159 Target service Configuration Configuring bundle Configuration Configuration admin Configuration Target service Configuration Target service Figure 5.7 Several services are updated as a single unit. Unfortunately, there's no direct support for any transactions in the Configuration Admin. To be able to implement this, the configuring bundle would have to be pre- pared to compensate for completed actions, a concept borrowed from workflow lan- guages such as Web Services Business Process Execution Language (WS-BPEL) . For example, first you could update the configuration for the firewall service and wait for its success. Then you could update the configuration for the notification broker and