Jenkins list groups on all items

jenkins_list_groups.groovy

// It's 6:00 and I haven't slep, I'll clean it later
// import nectar.plugins.rbac.groups.*  
// import com.cloudbees.hudson.plugins.folder.*
// import com.cloudbees.jenkins.plugins.foldersplus.*
// import com.cloudbees.hudson.plugins.folder.properties.FolderProxyGroupContainer


// import nectar.plugins.rbac.groups.JobProxyGroupContainer

// for (item in Jenkins.instance.getAllItems()) {
//   if (item instanceof com.cloudbees.hudson.plugins.folder.Folder) {
//     AbstractFolder < ? > folderAbs1 = AbstractFolder.class.cast(item)
//     FolderProxyGroupContainer propertyFPG = folderAbs1.getProperties().get(FolderProxyGroupContainer.class)
//     if (propertyFPG != null) {
//       propertyFPG.getGroups().findAll{it != null}.each {
//         println item.fullName + " : " + it.name
//       }
//     }
//   } else {
//     // def locationJob = Jenkins.instance.getAllItems().find{it.fullName.equals(item.fullName)}
//     // GroupContainer container = GroupContainerLocator.locate(locationJob)

//     def groupContainers = item.getProperties().get(com.cloudbees.hudson.plugins.modeling.integrations.rbac.ModelProxyGroupContainer.class)
//     println groupContainers.groups
//   }
// }


//         if (propertyFPG != null) {
//                 println propertyFPG.getGroups().findAll{it != null}.collect { it.name }.join(',')
//           }