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If the output type given is invalid, the report will not be executed and calls to
SimpleReportingComponent#getMimeType() will yield a generic "application/octet-stream" response.
Specification for the Report Viewer Parameter Information Document
The report viewer communicates with the server via a simple, XML based protocol. When asking the server for a parameter document, you can pass in a set of parameter values that should be validated by the server. The server will use that parameter set as context information to parametrize the response and to send back potential cascading parameter selections for the currently selected set of parameters. For each parameter that has an invalid value, the server will return error information.
The file format is specified here: http://wiki.pentaho.com/display/Reporting/Specification+for+the+BI-Server+Plugin+Parameter-XML+format
Examples
To download a PRPT file from the server:
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