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Sending parameter to jasper queryString

 
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Hey guys i am totally blank about jasper report because i have use iText for my all project but now i want to use jasper and basically i want to learn. so please guid me, please see my below .jrxml file code


insted of 14 i want to send user enter value at runtime using java code so how do i pass value in rn as per user enter.
Waiting for your helpfull reply
 
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You need to declare a parameter in your report (jrxml) file:

You also need to replace your hardcoded value of 14 in your query with a placeholder to the 'rn' parameter:

In your Java code, you pass a parameter using a Map when you fill the report:
 
Sagar Deshmukh
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Thanks James , God bles you
 
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