class Entry {
    Person person
    Task task
    Date dateTime
    Integer duration
    String comments

    static hasMany = [persons: Person]

    static belongsTo = [TypeOfEntry, Task, Person]

    static constraints = {
        person(blank:false)
        task(blank:false)
        dateTime(nullable:true)
        duration(nullable:true)
        comments(maxLength:500)
    }
}