Contents
In these samples, the Spotfire Streaming Web Server Request input adapter and StreamBase® Web Server Response output adapter work together to serve up HTTP content, response to AJAX queries, web sockets, file downloads, and file uploads.
When you start this sample, a web server is created on port 8080. This web server will server up the demo web site to demonstrate the various requests that can be performed against this server.
In StreamBase Studio, import this sample with the following steps:
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From the top-level menu, select >.
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Enter
webserto narrow the list of options. -
Select Web Server Request Response adapters from the StreamBase Standard Adapters category.
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Click Import Now.
StreamBase Studio creates a project for the sample.
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In the Project Explorer view, open the sample you just loaded.
If you see red marks on a project folder, wait a moment for the project to load its features.
If the red marks do not resolve themselves after a minute, select the project, right-click, and select > from the context menu.
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Open the
src/main/eventflow/folder.packageName -
Open the
webserver.sbappfile and click the
Run button. This opens the SB
Test/Debug perspective and starts the module.
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For the example, open a web browser to
http://localhost:8080 -
In the Output Streams view, observe tuples emitted on the RequestData and ResponseData output streams.
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Select the tuple emitted from the RequestData and ResponseData streams, then use the triangles next to the data fields displayed to analyze and understand their structure.
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Now on the demo web page severed by this example try various operations and observe the results on the web page, and in Studio.
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When done, press F9 or click the
Terminate EventFlow Fragment button.
When you load the sample into StreamBase® Studio, Studio copies the sample project's files to your Studio workspace, which is normally part of your home directory, with full access rights.
Important
Load this sample in StreamBase® Studio, and thereafter use the Studio workspace copy of the sample to run and test it, even when running from the command prompt.
Using the workspace copy of the sample avoids permission problems. The default workspace location for this sample is:
studio-workspace/sample_adapter_embedded_webserver
See Default Installation
Directories for the default location of studio-workspace on your system.