is there any JSON builder or validator for java to call Activiti Rest APIs?

[vanaraja]

I am creating JSON data to activate process through API call in Java Application. But I couldn't able to validate the json before calling API. Please let me know if any to validate JSON and if any builder available to build JSON object for API calling in Java.

[ssciacca]

In alfresco repository you can use

  JSON-Java Library (package org.json)

Or

  Google JSON Library (package org.json.simple)

You can easily find online documentation.