grails-data-neo4j/examples/grails3-neo4j-hibernate/grails-app/controllers/functional/tests/AuthorController.groovy

package functional.tests

import grails.gorm.transactions.Transactional
import grails.neo4j.Neo4jEntity
import org.grails.datastore.gorm.GormEntity

import static org.springframework.http.HttpStatus.*

@Transactional(readOnly = true)
class AuthorController {

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

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


    def show(Author author) {
        assert !(author instanceof Neo4jEntity)
        assert author instanceof GormEntity
        respond author
    }

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

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

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

        author.save flush:true

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

    def edit(Author author) {
        respond author
    }

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

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

        author.save flush:true

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

    @Transactional
    def delete(Author author) {

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

        author.delete flush:true

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

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