相关疑难解决方法(0)

在过去的4年里,我在与AngularJS 1.*一起工作之后,我正在尝试自学Angular2和TypeScript!我不得不承认我讨厌它,但我确信我的尤里卡时刻即将到来......无论如何,我已经在我的虚拟应用程序中编写了一个服务,它将从我写的服务JSON的虚拟后端获取http数据.

import {Injectable} from 'angular2/core';
import {Http, Headers, Response} from 'angular2/http';
import {Observable} from 'rxjs';

@Injectable()
export class UserData {

    constructor(public http: Http) {
    }

    getUserStatus(): any {
        var headers = new Headers();
        headers.append('Content-Type', 'application/json');
        return this.http.get('/restservice/userstatus', {headers: headers})
            .map((data: any) => data.json())
            .catch(this.handleError);
    }

    getUserInfo(): any {
        var headers = new Headers();
        headers.append('Content-Type', 'application/json');
        return this.http.get('/restservice/profile/info', {headers: headers})
            .map((data: any) => data.json())
            .catch(this.handleError);
    }

    getUserPhotos(myId): any {
        var headers = new Headers();
        headers.append('Content-Type', 'application/json');
        return this.http.get(`restservice/profile/pictures/overview/${ myId }`, …