Building rich Internet application monitoring workflows and processes (7)

View audit clue data

Audit lead data can be used for each process node that has been executed. This function is similar to the corresponding function in the BPEL console. Through the flex user interface, you can access the detailed information data of the process node selected in the user interface (see figure 5 ).

Figure 5 view the payload information

You can use the following ActionScript 2.0CodeExtract audit clue data:

Bpelobject. bpeldetails = eventdata. event. Details. Data;

The flex interface polls the changes to the current business process status by tracking the activities in the audit lead, so as to visually depict the steps in the business process that have been suspended. Flex application when changes are detectedProgramA remote call will be used to request a new instance trace to retrieve audit trails. Then, this instance trace is used to display data on the input screen associated with each BPEL process user task. The flex client input screen uses the activity Association ID to associate with the corresponding BPEL process step.

Conclusion

The value of a business process lies in its ability to provide excellent visual profiling of process performance and support task integration. From an aesthetic point of view, the applications described in this article are extremely attractive to end users.

As I demonstrated, Ria can provide a loosely coupled presentation layer method to submit new SOA applications. By combining the RIA frontend and SOA backend, enterprises can reduce the management and deployment costs of Internet applications.