Getting Class Not Found: org.apache.ivy.core.report.ResolveReport when using GroovyClassLoader in Java

Question

I have a groovy script like so:

@Grab(\'com.univocity:univocity-parsers:2.0.0\')
import com.univocity.parsers.csv.*;

class MyCsvParser {

}

An

Answer 1

You should add the ivy dependency. It's not added by default because it's declared as non-transitive. Ivy is the library which manages the dependencies loaded by @Grab:

<dependency>
  <groupId>org.apache.ivy</groupId>
  <artifactId>ivy</artifactId>
  <version>2.4.0</version>
</dependency>