I am new in Jasper report
In my project I have use the version of jasper report is 6.3.1 and take a datasource as json data sorce.
In my report designing portion I have created one subDataset and take one list component . Now i want to use that subDataset into my list component so how this task is achive.
I have try to take dataSourceExpression like :
but its produce the exception like
Caused by: java.lang.ClassCastException: net.sf.jasperreports.engine.JREmptyDataSource cannot be cast to net.sf.jasperreports.engine.data.JsonDataSource