org.apache.commons.beanutils.PropertyUtils

gistfile1.groovy

@Grab('commons-beanutils:commons-beanutils:1.8.3')
import org.apache.commons.beanutils.PropertyUtils

def b= new Bean();
b.name= 'bob'
b.age= 11

println b

// Mapに詰めてくれる
Map<String, Object> m= PropertyUtils.describe(b)

println m



class Bean {
 String name
 int age
 
 public String toString() {
   return "name="+ name+ ", age="+age
 }
}