import {Optional} from '@angular/core'; export class AnswerDao { answerId: String; answerText: String; username: String; paperId: String; questionId: String; submitted: Boolean; submissionDate: String; draft: String; constructor(answerId: String, answerText: String, username: String, paperId: String, questionId: String, submitted: Boolean, submissionDate: String, @Optional() draft: String) { this.answerId = answerId; this.answerText = answerText; this.username = username; this.paperId = paperId; this.questionId = questionId; this.submitted = submitted; this.submissionDate = submissionDate; this.draft = draft; } }