OKhttp

本文介绍如何利用OkHttp发起网络请求获取音乐榜单数据,并使用Gson进行JSON解析,最后通过RecyclerView展示数据。文中还涉及了网络请求的拦截器配置、适配器编写等内容。

摘要生成于 C知道 ,由 DeepSeek-R1 满血版支持, 前往体验 >

compile 'com.android.support:recyclerview-v7:25.3.1'
compile 'com.google.code.gson:gson:2.8.2'
compile 'com.squareup.okhttp3:okhttp:3.9.0'
compile 'com.github.bumptech.glide:glide:3.7.0'

<uses-permission android:name="android.permission.INTERNET"></uses-permission>
android:name=".MyApplication"

<android.support.v7.widget.RecyclerView
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:id="@+id/recylerview"
    ></android.support.v7.widget.RecyclerView>

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:orientation="horizontal"
    >

    <ImageView
        android:id="@+id/img"
        android:layout_width="70dp"
        android:layout_height="70dp"
        android:layout_margin="10dp"
        />

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:orientation="vertical">

        <TextView
            android:id="@+id/title"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="aaaaa" />

      <TextView
            android:id="@+id/name"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_marginTop="10dp"
            android:text="aaaa" />
    </LinearLayout>
</LinearLayout>


package com.bawei.okhttpdome;

import android.os.Build;

import java.io.IOException;

import okhttp3.Interceptor;
import okhttp3.Request;
import okhttp3.Response;

/**
 * 网络拦截器
 */

public class LoggingInterceptor implements Interceptor {
    private static final String UA = "User-Agent";

    @Override
    public Response intercept(Chain chain) throws IOException {
        Request request = chain.request()
                .newBuilder()
                .addHeader(UA, makeUA())
                .build();
        return chain.proceed(request);
    }

    private String makeUA() {
        String s = Build.BRAND + "/" + Build.MODEL + "/" + Build.VERSION.RELEASE;
        return Build.BRAND + "/" + Build.MODEL + "/" + Build.VERSION.RELEASE;
    }

}


package com.bawei.okhttpdome;

import android.os.Bundle;
import android.os.Handler;
import android.support.v7.app.AppCompatActivity;
import android.support.v7.widget.LinearLayoutManager;
import android.support.v7.widget.RecyclerView;

import com.google.gson.Gson;

import java.io.IOException;
import java.util.List;

import okhttp3.Call;
import okhttp3.Callback;
import okhttp3.Request;
import okhttp3.Response;

public class MainActivity extends AppCompatActivity {

    private RecyclerView recylerview;
    private RecylerAdapter recyleradapter;
    private List<Bean.SongListBean> list;
    private Handler handler=null;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        handler = new Handler();
        recylerview = (RecyclerView) findViewById(R.id.recylerview);
        LinearLayoutManager linearLayoutManager = new LinearLayoutManager(MainActivity.this);
        linearLayoutManager.setOrientation(linearLayoutManager.VERTICAL);
        recylerview.setLayoutManager(linearLayoutManager);
        getData("http://tingapi.ting.baidu.com/v1/restserver/ting?method=baidu.ting.billboard.billList&type=1&size=10&offset=0");

    }

    private void getData(String url) {
        Request build = new Request.Builder().url(url).build();
        MyApplication.getOkHttpClient().newCall(build).enqueue(new Callback() {
            @Override
            public void onFailure(Call call, IOException e) {

            }

            @Override
            public void onResponse(Call call, Response response) throws IOException {
                if (response.isSuccessful()) {
                    String result = response.body().string();
                    Gson gson = new Gson();
                    Bean bean = gson.fromJson(result, Bean.class);
                    list = bean.getSong_list();
                    runOnUiThread(new Runnable() {
                        @Override
                        public void run() {
                            recyleradapter = new RecylerAdapter(list, MainActivity.this);
                            recylerview.setAdapter(recyleradapter);
                        }
                    });
                }
            }
        });

    }

}
 
package com.bawei.okhttpdome;

import android.app.Application;

import java.util.concurrent.TimeUnit;

import okhttp3.OkHttpClient;



public class MyApplication extends Application {
    private static OkHttpClient okHttpClient;

    @Override
    public void onCreate() {
        super.onCreate();
       boolean Debug = true;
        okHttpClient = new OkHttpClient();
        okHttpClient = okHttpClient
                .newBuilder()
                //调用拦截器方法
                .addInterceptor(new LoggingInterceptor())
                .connectTimeout(5, TimeUnit.SECONDS)
                .readTimeout(5, TimeUnit.SECONDS)
                .build();
    }

    public static OkHttpClient getOkHttpClient() {
        return okHttpClient;

    }
}
package com.bawei.okhttpdome;

import android.content.Context;
import android.support.v7.widget.RecyclerView;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ImageView;
import android.widget.TextView;

import com.bumptech.glide.Glide;

import java.util.List;


public class RecylerAdapter extends RecyclerView.Adapter<RecylerAdapter.MyViewHolder>{
   private List<Bean.SongListBean> list;
Context context;

    public RecylerAdapter(List<Bean.SongListBean> list, Context context) {
        this.list =list;
        this.context = context;
    }


    @Override
    public MyViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
        View view= LayoutInflater.from(parent.getContext()).inflate(R.layout.item,parent,false);
        return new MyViewHolder(view);
    }

    @Override
    public void onBindViewHolder(MyViewHolder holder, int position) {
        holder.title.setText(list.get(position).getTitle());
        holder.name.setText(list.get(position).getAuthor());
        final  String imag=list.get(position).getPic_big();
        Glide.with(context)
                .load(imag)
                .into(holder.imge);
    }

    @Override
    public int getItemCount() {
        return list.size();
    }


    class MyViewHolder extends RecyclerView.ViewHolder{


        private final ImageView imge;
        private final TextView title;
       private final TextView name;

        public MyViewHolder(View itemView) {
            super(itemView);
            imge = (ImageView) itemView.findViewById(R.id.img);
            title = (TextView) itemView.findViewById(R.id.title);
           name = (TextView) itemView.findViewById(R.id.name);
        }
    }
}
//自己添加bean类 



评论
添加红包

请填写红包祝福语或标题

红包个数最小为10个

红包金额最低5元

当前余额3.43前往充值 >
需支付:10.00
成就一亿技术人!
领取后你会自动成为博主和红包主的粉丝 规则
hope_wisdom
发出的红包
实付
使用余额支付
点击重新获取
扫码支付
钱包余额 0

抵扣说明:

1.余额是钱包充值的虚拟货币,按照1:1的比例进行支付金额的抵扣。
2.余额无法直接购买下载,可以购买VIP、付费专栏及课程。

余额充值