ThisbookisaguidetobuildingarichwebapplicationusingGrails.Theapproachtakenforbuildingtheapplicationisincrementalanditerative;eachchapterwillproduceaworkingadditiontotheapplication,oriterateoverexistingfeatures,aswellasintroduceandcarefullyexplainthenewpartoftheGrailsframeworkused.ThebookdoesnotgointoexhaustivedescriptionsofeverydetailofGrails.Whilethereisalotofcodeinthebook,thereareveryfewlargecodelistings.Asyouwillfind,itisnotnecessarytowritereamsofcodetogetresultsusingGroovyandGrails.ThisbookisaimedatJavawebdeveloperslookingforwaystobuildwebapplicationsquickly,andwantingtofindouthowit'sdonequickly.Ifyouarefrustratedwithintegratingthemanydifferentframeworksthatareavailableforwebdevelopmentandwanttogetonwithbuildingslickwebapplicationsforyourusers,thenthisbookisforyou.GrailsisbuiltontheGroovylanguage,butexperienceinGroovyisnotrequired,asyouwilllearnenoughaboutGroovytounderstandhowtouseGrails.