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jvx:communication:async_callback [2018/01/31 21:36] admin created |
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| - | Any function at the client´s business logic can be addressed using Server Actions. These are usually actions that do not take up a lot of time, such as, for example, input validation. | + | ~~Title: Asynchronous Communication using CallBack~~ |
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| + | Any function at the client´s business logic can be addressed using [[jvx:communication:calling_server_action|Server Actions]]. These are usually actions that do not take up a lot of time, such as, for example, input validation. | ||
| For this reason, communication between client and server is synchronized, i.e., the client makes a request to the server and waits for a response. During the wait time, the mouse cursor in the application is displayed as an hourglass, and the user can perform no further actions. | For this reason, communication between client and server is synchronized, i.e., the client makes a request to the server and waits for a response. During the wait time, the mouse cursor in the application is displayed as an hourglass, and the user can perform no further actions. | ||
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| Our application allows the creation of reports that are based on millions of datasets. However, the datasets have to be evaluated and compressed. Processing time for an individual report is approximately 3 minutes. | Our application allows the creation of reports that are based on millions of datasets. However, the datasets have to be evaluated and compressed. Processing time for an individual report is approximately 3 minutes. | ||
| - | The user initiates the report by clicking a button (see Client Actions) and is notified when the report has been created. In the meantime, the user can continue to work as usual. | + | The user initiates the report by clicking a button (see [[jvx:client:gui:actions|Client Actions]]) and is notified when the report has been created. In the meantime, the user can continue to work as usual. |
| As a first step, a server action is required: | As a first step, a server action is required: | ||