BusinessObjects Enterprise XI R2 BIPlatform Web Services – How do you Determine If a Parameter is Used in a Crystal Report?

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Symptom
BusinessObjects Enterprise XI Release 2 BIPlatform Web Services Java Consumer ApplicationSchedule a Crystal Report with ParametersThe crystalReport.getPluginProcessingInterface().getReportParameters().getParameters() returns all parameter fields in the report, whether they are used or not.How do you determine whether a parameter is being used in the report?
Resolution
Look in the ReportParameterOptions collection to see if ReportParameterOptionEnum.IS_NOT_USED is present.?If it is present, [...]