Groovy on Grails 快速建站2

mkdir grails_apps

cd grails_apps

grails create-app

training

cd training

grails run-app

http://localhost:8080/training/

grails create-domain-class

Employee

grails create-domain-class

Computer

sudo vim /home/han/grails_apps/training/grails-app/domain/Computer.groovy

class Computer {
String name;
String ip;

    static constraints = {
    name(maxLength:20,blank:false)
    ip(maxLength:16,blank:false)
    }

String toString() { "${this.name} : ${this.ip}" } 
}

sudo vim /home/han/grails_apps/training/grails-app/domain/Employee.groovy

class Employee {

String name;
String mobile;

static hasMany = [computers:Computer]

    static constraints = {
    name(maxLength:20,blank:false)
    mobile(maxLength:15)
    }

String toString() { "${this.name} -- ${this.mobile}" }
}

grails create-controller

Computer

grails create-controller

Employee


sudo vim /home/han/grails_apps/training/grails-app/controllers/ComputerController.groovy

class ComputerController {

    def scaffold =Computer
}

sudo vim /home/han/grails_apps/training/grails-app/controllers/EmployeeController.groovy

class EmployeeController {

   def scaffold =Employee
}

grails run-app