controller

package intern__grails

import static org.springframework.http.HttpStatus.*
import grails.transaction.Transactional
import grails.converters.*

@Transactional(readOnly = true)
class DriverController {

    static allowedMethods = [save: "POST", update: "PUT", delete: "DELETE"]

    def index(Integer max) {
        params.max = Math.min(max ?: 10, 100)
        respond Driver.list(params), model:[driverCount: Driver.count()]
    }

    def show(Driver driver) {
        respond driver
    }

    def create() {
        respond new Driver(params)
    }

    @Transactional
    def save(Driver driver) {
        if (driver == null) {
            transactionStatus.setRollbackOnly()
            notFound()
            return
        }

        if (driver.hasErrors()) {
            transactionStatus.setRollbackOnly()
            respond driver.errors, view:'create'
            return
        }

        driver.save flush:true

        request.withFormat {
            form multipartForm {
                flash.message = message(code: 'default.created.message', args: [message(code: 'driver.label', default: 'Driver'), driver.id])
                redirect driver
            }
            '*' { respond driver, [status: CREATED] }
        }
    }

    def edit(Driver driver) {
        respond driver
    }

    @Transactional
    def update(Driver driver) {
        if (driver == null) {
            transactionStatus.setRollbackOnly()
            notFound()
            return
        }

        if (driver.hasErrors()) {
            transactionStatus.setRollbackOnly()
            respond driver.errors, view:'edit'
            return
        }

        driver.save flush:true

        request.withFormat {
            form multipartForm {
                flash.message = message(code: 'default.updated.message', args: [message(code: 'driver.label', default: 'Driver'), driver.id])
                redirect driver
            }
            '*'{ respond driver, [status: OK] }
        }
    }

    @Transactional
    def delete(Driver driver) {

        if (driver == null) {
            transactionStatus.setRollbackOnly()
            notFound()
            return
        }

        driver.delete flush:true

        request.withFormat {
            form multipartForm {
                flash.message = message(code: 'default.deleted.message', args: [message(code: 'driver.label', default: 'Driver'), driver.id])
                redirect action:"index", method:"GET"
            }
            '*'{ render status: NO_CONTENT }
        }
    }

    def testFunc(){
        print("tes")
    }

    def list(Integer max){
//        render Driver.list() as JSON
        def drivers = Driver.withCriteria{
            maxResults params.int( 'max' ) ?: 10
        }

        render drivers as JSON

    }

    protected void notFound() {
        request.withFormat {
            form multipartForm {
                flash.message = message(code: 'default.not.found.message', args: [message(code: 'driver.label', default: 'Driver'), params.id])
                redirect action: "index", method: "GET"
            }
            '*'{ render status: NOT_FOUND }
        }
    }
}