二级购物车（快捷键）

Bertha 。 2023-10-17 22:09 68阅读 0赞

例：

![70][]

![70 1][]

demo下载地址：

[点击打开链接][Link 1]

//零购物车MyApp  
public class MyApp extends Application \{  
@Override  
public void onCreate() \{  
super.onCreate();  
ImageLoaderConfiguration build = new ImageLoaderConfiguration.Builder(this).build();  
ImageLoader.getInstance().init(build);  
//fresco的初始化  
Fresco.initialize(this);  
\}  
\}  
  
  
//<uses-permission android:name="android.permission.INTERNET"/>  
  
  
//android:name=".MyApp"  
  
  
// compile 'com.android.support:appcompat-v7:25.3.1'  
// compile 'com.android.support.constraint:constraint-layout:1.0.2'  
// compile 'com.squareup.okhttp3:okhttp:3.4.1'  
// compile 'com.google.code.gson:gson:2.8.1'  
// compile 'com.nostra13.universalimageloader:universal-image-loader:1.9.5'  
// compile 'de.greenrobot:eventbus:3.0.0-beta1'  
// testCompile 'junit:junit:4.12'  
// compile 'com.android.support:recyclerview-v7:25.3.1'  
// compile 'com.facebook.fresco:fresco:1.5.0'

//一购物车MainActivity  
public class MainActivity extends AppCompatActivity implements ICart \{  
private ExpandableListView mElv;  
private CheckBox mQuanxuan;  
/\*\*  
\* 总价：0.0  
\*/  
private TextView mZongjia;  
private MyAdapter myAdapter;  
  
  
@Override  
protected void onCreate(Bundle savedInstanceState) \{  
super.onCreate(savedInstanceState);  
setContentView(R.layout.activity\_main);  
//注册  
EventBus.getDefault().register(this);  
initView();  
new CartPersenter(this).getGoods();  
mQuanxuan.setOnClickListener(new View.OnClickListener() \{  
@Override  
public void onClick(View v) \{  
myAdapter .qx(mQuanxuan.isChecked());  
\}  
\});  
\}  
  
  
@Override  
public void ShowData(List<GoodsBean.DataBean> data, List<List<GoodsBean.DataBean.ListBean>> list) \{  
myAdapter = new MyAdapter(data,list, this);  
mElv.setAdapter(myAdapter);  
/\* //没有  
mElv.setGroupIndicator(null);  
//默认展开  
for (int i = 0; i < data.size(); i++) \{  
mElv.expandGroup(i);  
\}\*/  
\}  
private void initView() \{  
mElv = (ExpandableListView) findViewById(R.id.elv);  
mQuanxuan = (CheckBox) findViewById(R.id.quanxuan);  
mZongjia = (TextView) findViewById(R.id.zongjia);  
TextView viewById = (TextView) findViewById(R.id.yemian);  
viewById.setText("购物车");  
\}  
@Subscribe  
public void onMessga(MessageEvent event)\{  
//给全选设值  
mQuanxuan.setChecked(event.isCheck());  
\}  
@Subscribe  
public void onMessga(CountPrice cp)\{  
//给价格和数量设置  
mZongjia.setText("总价："+cp.getPrice());  
\}  
@Override  
protected void onDestroy() \{  
super.onDestroy();  
EventBus.getDefault().unregister(this);  
\}  
\}  
  
  
// <?xml version="1.0" encoding="utf-8"?>  
//<LinearLayout  
// xmlns:android="http://schemas.android.com/apk/res/android"  
// xmlns:app="http://schemas.android.com/apk/res-auto"  
// xmlns:tools="http://schemas.android.com/tools"  
// android:layout\_width="match\_parent"  
// android:orientation="vertical"  
// android:layout\_height="match\_parent"  
// tools:context=".MainActivity">  
//<include layout="@layout/title"  
// android:layout\_marginTop="5dp"  
// android:layout\_width="match\_parent"  
// android:layout\_height="0dp"  
// android:layout\_weight="1"  
// ></include>  
//<ExpandableListView  
// android:layout\_marginLeft="5dp"  
// android:id="@+id/elv"  
// android:layout\_width="match\_parent"  
// android:layout\_height="0dp"  
// android:layout\_weight="8" />  
//<LinearLayout  
// android:layout\_margin="5dp"  
// android:orientation="horizontal"  
// android:layout\_width="match\_parent"  
// android:layout\_height="0dp"  
// android:layout\_weight="1">  
//<CheckBox  
// android:id="@+id/quanxuan"  
// android:layout\_width="0dp"  
// android:layout\_weight="1"  
// android:layout\_height="match\_parent" />  
//<TextView  
// android:layout\_marginTop="5dp"  
// android:text="全选"  
// android:textStyle="bold"  
// android:textSize="30dp"  
// android:layout\_width="0dp"  
// android:layout\_weight="1"  
// android:layout\_height="match\_parent" />  
//<TextView  
// android:layout\_marginTop="15dp"  
// android:textStyle="bold"  
// android:textSize="20dp"  
// android:id="@+id/zongjia"  
// android:textColor="\#FFDF1818"  
// android:layout\_width="0dp"  
// android:layout\_weight="2"  
// android:layout\_height="match\_parent"  
// android:text="总价：0.0" />  
//<Button  
// android:textStyle="bold"  
// android:textSize="20dp"  
// android:id="@+id/buttonzf"  
// android:layout\_width="0dp"  
// android:layout\_weight="1"  
// android:layout\_height="match\_parent"  
// android:text="支付" />  
//</LinearLayout>  
//</LinearLayout>  
  
  
// <?xml version="1.0" encoding="utf-8"?>  
//<LinearLayout  
// xmlns:android="http://schemas.android.com/apk/res/android"  
// android:orientation="horizontal"  
// android:layout\_width="match\_parent"  
// android:layout\_height="match\_parent">  
//<ImageView  
// android:id="@+id/fanhui"  
// android:background="@drawable/icon\_back"  
// android:layout\_width="0dp"  
// android:layout\_weight="1"  
// android:layout\_height="30dp"  
// android:layout\_marginTop="8dp"/>  
//<TextView  
// android:id="@+id/yemian"  
// android:gravity="center\_horizontal"  
// android:textSize="30dp"  
// android:textStyle="bold"  
// android:textColor="\#f000"  
// android:layout\_width="0dp"  
// android:layout\_weight="9"  
// android:layout\_height="match\_parent" />  
//</LinearLayout>  
  
  
//public interface ICart \{  
// void ShowData(List<GoodsBean.DataBean> data, List< List<GoodsBean.DataBean.ListBean>> childlist);  
//\}  
  
  
//public class GoodsBean \{  
// private String msg;  
// private String code;  
// private List<DataBean> data;  
// public String getMsg() \{  
// return msg;  
// \}  
// public void setMsg(String msg) \{  
// this.msg = msg;  
// \}  
// public String getCode() \{  
// return code;  
// \}  
// public void setCode(String code) \{  
// this.code = code;  
// \}  
// public List<DataBean> getData() \{  
// return data;  
// \}  
// public void setData(List<DataBean> data) \{  
// this.data = data;  
// \}  
// public static class DataBean \{  
// private String sellerName;  
// private String sellerid;  
// private List<ListBean> list;  
// private boolean check;  
// public boolean isCheck() \{  
// return check;  
// \}  
// public void setCheck(boolean check) \{  
// this.check = check;  
// \}  
// public String getSellerName() \{  
// return sellerName;  
// \}  
// public void setSellerName(String sellerName) \{  
// this.sellerName = sellerName;  
// \}  
// public String getSellerid() \{  
// return sellerid;  
// \}  
// public void setSellerid(String sellerid) \{  
// this.sellerid = sellerid;  
// \}  
// public List<ListBean> getList() \{  
// return list;  
// \}  
// public void setList(List<ListBean> list) \{  
// this.list = list;  
// \}  
// public class ListBean\{  
// private double bargainPrice;  
// private String createtime;  
// private String detailUrl;  
// private String images;  
// private int num;  
// private double price;  
// private String subhead;  
// private String title;  
// private boolean check;  
// public boolean isCheck() \{  
// return check;  
// \}  
// public void setCheck(boolean check) \{  
// this.check = check;  
// \}  
// public double getBargainPrice() \{  
// return bargainPrice;  
// \}  
// public void setBargainPrice(double bargainPrice) \{  
// this.bargainPrice = bargainPrice;  
// \}  
// public String getCreatetime() \{  
// return createtime;  
// \}  
// public void setCreatetime(String createtime) \{  
// this.createtime = createtime;  
// \}  
// public String getDetailUrl() \{  
// return detailUrl;  
// \}  
// public void setDetailUrl(String detailUrl) \{  
// this.detailUrl = detailUrl;  
// \}  
// public String getImages() \{  
// return images;  
// \}  
// public void setImages(String images) \{  
// this.images = images;  
// \}  
// public int getNum() \{  
// return num;  
// \}  
// public void setNum(int num) \{  
// this.num = num;  
// \}  
// public double getPrice() \{  
// return price;  
// \}  
// public void setPrice(double price) \{  
// this.price = price;  
// \}  
// public String getSubhead() \{  
// return subhead;  
// \}  
// public void setSubhead(String subhead) \{  
// this.subhead = subhead;  
// \}  
// public String getTitle() \{  
// return title;  
// \}  
// public void setTitle(String title) \{  
// this.title = title;  
// \}  
// \}  
// \}  
//\}

//二购物车适配器  
public class MyAdapter extends BaseExpandableListAdapter \{  
private List<GoodsBean.DataBean> groupdata;  
private List< List<GoodsBean.DataBean.ListBean>> childlist;  
private Context context;  
  
  
/\*\*  
\* @param groupdata  
\* @param childlist  
\* @param context  
\*/  
public MyAdapter(List<GoodsBean.DataBean> groupdata, List< List<GoodsBean.DataBean.ListBean>> childlist, Context context) \{  
this.groupdata = groupdata;  
this.childlist = childlist;  
this.context = context;  
\}  
  
  
@Override  
public int getGroupCount() \{  
return groupdata.size();  
\}  
@Override  
public int getChildrenCount(int groupPosition) \{  
return childlist.get(groupPosition).size();  
\}  
@Override  
public Object getGroup(int groupPosition) \{  
return groupdata.get(groupPosition);  
\}  
@Override  
public Object getChild(int groupPosition, int childPosition) \{  
return childlist.get(groupPosition).get(childPosition);  
\}  
@Override  
public long getGroupId(int groupPosition) \{  
return groupPosition;  
\}  
@Override  
public long getChildId(int groupPosition, int childPosition) \{  
return childPosition;  
\}  
@Override  
public boolean hasStableIds() \{  
return false;  
\}  
  
  
/\*\*  
\*主条目  
\*/  
@Override  
public View getGroupView(final int groupPosition, boolean isExpanded, View convertView, ViewGroup parent) \{  
final GroupViewHolder holder;  
if (convertView == null) \{  
convertView = View.inflate(context, R.layout.groupitem, null);  
holder = new GroupViewHolder();  
holder.tv\_group = (TextView) convertView.findViewById(R.id.tv\_group);  
holder.group\_cb = (CheckBox) convertView.findViewById(R.id.gx\_group);  
convertView.setTag(holder);  
\} else \{  
holder = (GroupViewHolder) convertView.getTag();  
\}  
final GoodsBean.DataBean dataBean = groupdata.get(groupPosition);  
String sellerName = dataBean.getSellerName();  
holder.group\_cb.setChecked(dataBean.isCheck());  
holder.tv\_group.setText(sellerName);  
//点击一级checkbox的状态  
holder.group\_cb.setOnClickListener(new View.OnClickListener() \{  
@Override  
public void onClick(View v) \{  
dataBean.setCheck(holder.group\_cb.isChecked());  
//改变所有孩子的状态  
changeChildState(groupPosition,holder.group\_cb.isChecked());  
EventBus.getDefault().post(jS());  
//通过判断一级的checkbox判断全选的状态  
changeMianQXstatus(checkGroupAll());  
notifyDataSetChanged();  
\}  
\});  
return convertView;  
\}  
/\*\*  
\*子条目  
\*/  
@Override  
public View getChildView(final int groupPosition, final int childPosition, boolean isLastChild, View convertView, ViewGroup parent) \{  
final ChildViewHolder holder;  
if (convertView == null) \{  
convertView = View.inflate(context, R.layout.childitem, null);  
holder = new ChildViewHolder();  
  
  
holder.tv\_title= (TextView) convertView.findViewById(R.id.title3);  
holder.price= (TextView) convertView.findViewById(R.id.price); //价格  
holder.child\_cb= (CheckBox) convertView.findViewById(R.id.gouxuan\_child); //子勾选  
holder.buttonselete= (Button) convertView.findViewById(R.id.buttonselete); //子删除  
  
  
holder.title\_img= (ImageView) convertView.findViewById(R.id.title\_img);  
  
  
holder.yanse= (TextView) convertView.findViewById(R.id.yanse);  
convertView.setTag(holder);  
\} else \{  
holder = (ChildViewHolder) convertView.getTag();  
\}  
//获取二级list中的对象  
final GoodsBean.DataBean.ListBean listBean = childlist.get(groupPosition).get(childPosition);  
//取出里面的价格  
int price = (int) listBean.getPrice();  
holder.child\_cb.setChecked(listBean.isCheck());  
holder.price.setText("¥："+price+"");  
//标题  
String title = listBean.getTitle();  
holder.tv\_title.setText(title);  
//说明  
String subhead = listBean.getSubhead();  
String substring = subhead.substring(1, 10)+".....";  
holder.yanse.setText(substring);  
//图片的路径  
String images = listBean.getImages();  
String\[\] split = images.split("\\\\|");  
String s = split\[0\];  
//图片加载  
ImageLoader.getInstance().displayImage(s, (ImageView) holder.title\_img);  
  
  
//给子条目的checkBox点击事件  
holder.child\_cb.setOnClickListener(new View.OnClickListener() \{  
@Override  
public void onClick(View v) \{  
listBean.setCheck(holder.child\_cb.isChecked());  
EventBus.getDefault().post(jS());  
//如果二级的checkBox选中，就让一级的checkBox勾选  
if(holder.child\_cb.isChecked()) \{  
if (ischeckAllchild(groupPosition)) \{  
//改变一级checkBox的状态  
changeGroupstatus(groupPosition,true);  
//通过判断一级的CheckBox的状态来改变全选的状态  
changeMianQXstatus(checkGroupAll());  
\}  
\}else\{  
changeGroupstatus(groupPosition,false);  
changeMianQXstatus(checkGroupAll());  
\}  
notifyDataSetChanged();  
\}  
\});  
  
  
// //给子条目的buttonselete点击删除事件  
// holder.buttonselete.setOnClickListener(new View.OnClickListener() \{  
// @Override  
// public void onClick(View v) \{  
// /\*\*  
// \* 点击条目删除  
// \*/  
// AlertDialog.Builder builder = new AlertDialog.Builder(context);  
// builder.setIcon(R.mipmap.ic\_launcher);  
// builder.setTitle("我是对话框");  
// builder.setMessage("我是对话框的内容");  
// builder.setNegativeButton("取消", new DialogInterface.OnClickListener() \{  
// @Override  
// public void onClick(DialogInterface dialog, int which) \{  
// Toast.makeText(context, "点击了取消按钮", Toast.LENGTH\_SHORT).show();  
// dialog.dismiss();  
// \}  
// \});  
// builder.setPositiveButton("确定", new DialogInterface.OnClickListener() \{  
// @Override  
// public void onClick(DialogInterface dialog, int which) \{  
// Toast.makeText(context, "点击了确定的按钮", Toast.LENGTH\_SHORT).show();  
// dialog.dismiss();  
// //移除数据  
// childlist.remove(childPosition);  
// //条目刷新  
// notifyDataSetChanged();  
// \}  
// \});  
// AlertDialog dialog = builder.create();  
// dialog.show();  
// \}  
// \});  
  
  
return convertView;  
\}  
@Override  
public boolean isChildSelectable(int groupPosition, int childPosition) \{  
return true;  
\}  
class GroupViewHolder \{  
CheckBox group\_cb;  
TextView tv\_group;  
\}  
class ChildViewHolder \{  
CheckBox child\_cb;  
TextView tv\_title,price,yanse;  
ImageView title\_img;  
  
  
Button buttonselete;  
\}  
/\*\*  
\* 判断全部的二级是CheckBox否选中  
\*/  
private boolean ischeckAllchild(int g)\{  
List<GoodsBean.DataBean.ListBean> listBeen = childlist.get(g);  
for (int i = 0; i <listBeen.size() ; i++) \{  
GoodsBean.DataBean.ListBean listBean = listBeen.get(i);  
if(!listBean.isCheck())\{  
return false;  
\}  
\}  
return true;  
\}  
  
  
/\*\*  
\* 计算数量和价格  
\* 通过遍历一级的得到二级的CheckBox，如果是选择的选中状态的话，就统计它们的总计的数量和价格  
\*/  
private CountPrice jS()\{  
int cou=0;  
int jiage=0;  
for (int i = 0; i <groupdata.size() ; i++) \{  
for (int j = 0; j <childlist.get(i).size() ; j++) \{  
GoodsBean.DataBean.ListBean listBean = childlist.get(i).get(j);  
if(listBean.isCheck())\{  
cou+=listBean.getNum();  
jiage+=(int)listBean.getPrice()\*listBean.getNum();  
\}  
\}  
\}  
CountPrice countAndPrice = new CountPrice();  
countAndPrice.setCount(cou);  
countAndPrice.setPrice(jiage);  
return countAndPrice;  
\}  
/\*\*  
\* 改变一级列表的状态  
\*/  
private void changeGroupstatus(int groupPosition,boolean flag )\{  
GoodsBean.DataBean dataBean = groupdata.get(groupPosition);  
dataBean.setCheck(flag);  
\}  
/\*\*  
\* 改变全选的状态  
\*  
\*/  
private void changeMianQXstatus(boolean flag)\{  
MessageEvent messageEvent = new MessageEvent();  
messageEvent.setCheck(flag);  
EventBus.getDefault().post(messageEvent);  
\}  
/\*\*  
\* 判断一级的是否全部选中  
\*/  
private boolean checkGroupAll()\{  
for (int i = 0; i < groupdata.size(); i++) \{  
GoodsBean.DataBean dataBean = groupdata.get(i);  
if(!dataBean.isCheck())\{  
return false;  
\}  
\}  
return true;  
\}  
/\*\*  
\* 改变所有二级的状态  
\*/  
private void changeChildState(int grouPistion,boolean flag)\{  
List<GoodsBean.DataBean.ListBean> listBeen = childlist.get(grouPistion);  
for (int i = 0; i < listBeen.size(); i++) \{  
listBeen.get(i).setCheck(flag);  
\}  
\}  
/\*\*  
\* 改变全选的  
\*/  
public void qx(boolean flag)\{  
for (int i = 0; i < groupdata.size(); i++) \{  
changeGroupstatus(i, flag);  
changeChildState(i, flag);  
\}  
EventBus.getDefault().post(jS());  
notifyDataSetChanged();  
\}  
\}  
//groupitem  
// <?xml version="1.0" encoding="utf-8"?>  
//<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"  
// android:orientation="horizontal" android:layout\_width="match\_parent"  
// android:layout\_height="match\_parent">  
//<CheckBox  
// android:id="@+id/gx\_group"  
// android:focusable="false"  
// android:layout\_width="wrap\_content"  
// android:layout\_height="wrap\_content" />  
//<TextView  
// android:id="@+id/tv\_group"  
// android:layout\_width="wrap\_content"  
// android:layout\_height="wrap\_content" />  
//</LinearLayout>  
  
  
//childitem  
// <?xml version="1.0" encoding="utf-8"?>  
//<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"  
// android:orientation="vertical" android:layout\_width="match\_parent"  
// android:layout\_height="match\_parent">  
//<TextView  
// android:id="@+id/title3"  
// android:layout\_marginLeft="20dp"  
// android:layout\_width="match\_parent"  
// android:layout\_height="wrap\_content" />  
//<LinearLayout  
// android:orientation="horizontal"  
// android:layout\_width="wrap\_content"  
// android:layout\_height="wrap\_content">  
//<CheckBox  
// android:layout\_marginLeft="60dp"  
// android:gravity="center\_vertical"  
// android:id="@+id/gouxuan\_child"  
// android:layout\_width="wrap\_content"  
// android:layout\_height="wrap\_content" />  
//<ImageView  
// android:gravity="center\_vertical"  
// android:id="@+id/title\_img"  
// android:layout\_width="50dp"  
// android:layout\_height="50dp" />  
//  
//<TextView  
// android:id="@+id/price"  
// android:layout\_marginLeft="10dp"  
// android:layout\_width="wrap\_content"  
// android:layout\_height="wrap\_content" />  
//<TextView  
// android:id="@+id/yanse"  
// android:layout\_marginLeft="10dp"  
// android:layout\_width="wrap\_content"  
// android:layout\_height="wrap\_content" />  
//  
//</LinearLayout>  
//</LinearLayout>  
  
  
  
  
//public class CountPrice \{  
// private int count;  
// private int price;  
// public int getCount() \{  
// return count;  
// \}  
// public void setCount(int count) \{  
// this.count = count;  
// \}  
// public int getPrice() \{  
// return price;  
// \}  
// public void setPrice(int price) \{  
// this.price = price;  
// \}  
//\}  
  
  
//public class MessageEvent \{  
// private boolean check;  
// public boolean isCheck() \{  
// return check;  
// \}  
// public void setCheck(boolean check) \{  
// this.check = check;  
// \}  
//\}

//三购物车网络操作  
public class CartPersenter \{  
private ICart iCart;  
private final CartModel cartModel;  
public CartPersenter(ICart iCart)\{  
this.iCart=iCart;  
cartModel = new CartModel();  
\}  
/\*\*  
\* 获取商品的方法  
\*/  
public void getGoods()\{  
HashMap<String,String> map = new HashMap<>();  
map.put("uid","71");  
cartModel.getGoods("https://www.zhaoapi.cn/product/getCarts", map, new CGSB<GoodsBean>() \{  
/\*\*  
\* 成功的方法  
\*/  
@Override  
public void onChengGong(GoodsBean goodsBean) \{  
List<GoodsBean.DataBean> data = goodsBean.getData();  
List< List<GoodsBean.DataBean.ListBean>> childlist=new ArrayList<>();  
  
  
for (int i = 0; i < data.size(); i++) \{  
GoodsBean.DataBean dataBean = data.get(i);  
List<GoodsBean.DataBean.ListBean> listBeen = dataBean.getList();  
childlist.add(listBeen);  
\}  
iCart.ShowData(data,childlist);  
\}  
/\*\*  
\* 失败的方法  
\* @param e  
\*/  
@Override  
public void onShiBai(IOException e) \{  
\}  
\});  
\}  
\}  
  
  
//public class CartModel implements Cart\{  
// private Handler handler=new Handler(Looper.getMainLooper());  
//  
// @Override  
// public void getGoods(String str, Map<String, String> map, final CGSB<GoodsBean> cgsb) \{  
// HttpUtils.getHttpUtils().doPost(str, map, new Callback() \{  
// @Override  
// public void onFailure(Call call, final IOException e) \{  
// handler.post(new Runnable() \{  
// @Override  
// public void run() \{  
// cgsb.onShiBai(e);  
// \}  
// \});  
// \}  
//  
// @Override  
// public void onResponse(Call call, Response response) throws IOException \{  
// String string = response.body().string();  
// final GoodsBean goodsBean = new Gson().fromJson(string, GoodsBean.class);  
// handler.post(new Runnable() \{  
// @Override  
// public void run() \{  
// cgsb.onChengGong(goodsBean);  
// \}  
// \});  
// \}  
// \});  
// \}  
//\}  
  
  
//public class HttpUtils \{  
// private static HttpUtils httpUtils;  
// private OkHttpClient client;  
// private HttpUtils()\{  
// /\*\*  
// \* okhttp请求+自定义拦截器  
// \*/  
// client = new OkHttpClient.Builder().addInterceptor(new MyInterceptor()).build();  
// \}  
// public static HttpUtils getHttpUtils()\{  
// if(httpUtils==null)\{  
// synchronized (HttpUtils.class)\{  
// httpUtils=new HttpUtils();  
// \}  
// \}  
// return httpUtils;  
// \}  
// public void doPost(String str, Map<String,String> map, Callback callback)\{  
// FormBody.Builder builder = new FormBody.Builder();  
// for (Map.Entry<String,String> e:map.entrySet()) \{  
// builder.add(e.getKey(),e.getValue());  
// \}  
// FormBody formBody = builder.build();  
// //创建请求，发送请求  
// Request request = new Request.Builder().url(str).post(formBody).build();  
// client.newCall(request).enqueue(callback);  
// \}  
//\}  
  
  
///\*\*  
// \* 自定义拦截器  
// \*/  
//public class MyInterceptor implements Interceptor \{  
// @Override  
// public Response intercept(Chain chain) throws IOException \{  
// Request ysRequest = chain.request();  
// FormBody body = (FormBody) ysRequest.body();  
// FormBody.Builder builder = new FormBody.Builder();  
// for (int i = 0; i <body.size(); i++) \{  
// String name = body.name(i);  
// String value = body.value(i);  
// builder.add(name,value);  
// \}  
// builder.add("source","android");  
// FormBody formBody = builder.build();  
// Request request = new Request.Builder().url(ysRequest.url()).post(formBody).build();  
// return chain.proceed(request);  
// \}  
//\}  
  
  
//public interface Cart \{  
// public void getGoods(String str, Map<String, String> map, final CGSB<GoodsBean> cgsb);  
//\}  
  
  
//public interface CGSB<T> \{  
// void onChengGong(T t);  
// void onShiBai(IOException e);  
//\}

[70]: https://img-blog.csdn.net/20180630124711259?watermark/2/text/aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L2p1bl90b25n/font/5a6L5L2T/fontsize/400/fill/I0JBQkFCMA==/dissolve/70
[70 1]: https://img-blog.csdn.net/20180630130422316?watermark/2/text/aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L2p1bl90b25n/font/5a6L5L2T/fontsize/400/fill/I0JBQkFCMA==/dissolve/70
[Link 1]: https://download.csdn.net/download/jun_tong/10509995