• Android程序之全国天气预报查询接口演示


    一、项目演示效果如下:

    项目源代码下载地址:
    http://yunpan.cn/cZVWIieuFyK9I 访问密码 2eac
    二、使用 聚合数据SDK:
    (1)我使用的是聚合数据上的天气预报查询,地址:http://www.juhe.cn/
    (2)注册账号—创建一个新应用(在个人中心页面—数据中心—申请数据)–填入自己的应用–找到分类–天气预报—全国天气预报


    (3)下载sdk (由于项目使用的是1点几的版本,所以请下载:包含在我的项目中!)
    (4)参考开发文档:http://www.juhe.cn/juhesdk/adocs


    接下来介绍了聚合数据SDK的初始化和权限的使用!
    三、项目介绍
    (1)项目截图

    (2)WeatherApplication.java这里作为sdk的初始化

    package com.juhe.weather;import com.thinkland.juheapi.common.CommonFun;import android.app.Application;/*
      这里是初始化聚合数据的SDK
      需要在application中添加 android:name="com.juhe.weather.WeatherApplication
      @author xuliugen
     /public class WeatherApplication extends Application {
        @Override
        public void onCreate() {        super.onCreate();        // 使用聚合SDK需要初始化的过程
            CommonFun.initialize(getApplicationContext());
        }
    }

    我们需要在清单文件中加入:

    android:name="com.juhe.weather.WeatherApplication"

    (3)返回的json数据格式

    {
        "resultcode": "200",
        "reason": "successed!",
        "result": {
            "sk": {
                "temp": "19",
                "wind_direction": "西北风",
                "wind_strength": "1级",
                "humidity": "37%",
                "time": "16:00"
            },
            "today": {
                "temperature": "5℃~19℃",
                "weather": "多云转阴",
                "weather_id": {
                    "fa": "01",
                    "fb": "02"
                },
                "wind": "南风微风",
                "week": "星期五",
                "city": "成都",
                "date_y": "2015年03月13日",
                "dressing_index": "较舒适",
                "dressing_advice": "建议着薄外套、开衫牛仔衫裤等服装。年老体弱者应适当添加衣物,宜着夹克衫、薄毛衣等。",
                "uv_index": "最弱",
                "comfort_index": "",
                "wash_index": "较适宜",
                "travel_index": "",
                "exercise_index": "较不宜",
                "drying_index": ""
            },
            "future": {
                "day_20150313": {
                    "temperature": "5℃~19℃",
                    "weather": "多云转阴",
                    "weather_id": {
                        "fa": "01",
                        "fb": "02"
                    },
                    "wind": "南风微风",
                    "week": "星期五",
                    "date": "20150313"
                },
                "day_20150319": {
                    "temperature": "10℃~18℃",
                    "weather": "阴",
                    "weather_id": {
                        "fa": "02",
                        "fb": "02"
                    },
                    "wind": "南风微风",
                    "week": "星期四",
                    "date": "20150319"
                }
            }
        },
        "error_code": 0
    }
    未来三天的json数据格式:
    {
        "resultcode": "200",
        "reason": "successed!",
        "result": [{
            "weatherid": "01",
            "weather": "多云",
            "temp1": "16",
            "temp2": "13",
            "sh": "17",
            "eh": "20",
            "date": "20150313",
            "sfdate": "20150313170000",
            "efdate": "20150313200000"
        },
        {
            "weatherid": "02",
            "weather": "阴",
            "temp1": "19",
            "temp2": "16",
            "sh": "11",
            "eh": "17",
            "date": "20150320",
            "sfdate": "20150320110000",
            "efdate": "20150320170000"
        }],
        "error_code": 0
    }

    (4)根据上述的json格式,我们需要创建相应的json试题对象,其中为了更好的处理,分别建立相应的类

    上图中就是含有包含关系的json数据,容易出错!特此标记出来!
    (5)WeatherService.java主要是处理后台服务的类,将数据的加载放在后台!
    注意的是:

    这里的白色部分的数值是在聚合数据上申请的时候的OpenID(在个人中心的中心可以找到OpenID!)

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  • 原文地址:https://www.cnblogs.com/annie00/p/5776241.html
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