NoHttp的使用

一，首先添加依赖, 和 butterknife

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二，添加读写 联网权限

三，

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get请求：

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Post ：

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图片：

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效果图：

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MainActivity 中代码：
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package com.example.wangye.androidxmlc_class14;

import android.graphics.BitmapFactory;
import android.os.Bundle;
import android.os.Environment;
import android.support.v7.app.AppCompatActivity;
import android.util.Log;
import android.view.View;
import android.widget.Button;
import android.widget.ImageView;
import android.widget.TextView;

import com.yolanda.nohttp.Headers;
import com.yolanda.nohttp.NoHttp;
import com.yolanda.nohttp.RequestMethod;
import com.yolanda.nohttp.download.DownloadListener;
import com.yolanda.nohttp.download.DownloadQueue;
import com.yolanda.nohttp.download.DownloadRequest;
import com.yolanda.nohttp.rest.CacheMode;
import com.yolanda.nohttp.rest.OnResponseListener;
import com.yolanda.nohttp.rest.Request;
import com.yolanda.nohttp.rest.RequestQueue;
import com.yolanda.nohttp.rest.Response;

import org.json.JSONObject;

import butterknife.ButterKnife;
import butterknife.InjectView;
import butterknife.OnClick;

public class MainActivity extends AppCompatActivity {

@InjectView(R.id.button)
Button btGet;
@InjectView(R.id.button2)
Button btPost;
@InjectView(R.id.button3)
Button btDown;
@InjectView(R.id.textView)
TextView textView;
@InjectView(R.id.imageView)
ImageView imageView;

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);
     NoHttp.initialize(this);
      ButterKnife.inject(this);
}

@OnClick({R.id.button, R.id.button2, R.id.button3})
public void onViewClicked(View view) {
    switch (view.getId()) {
        case R.id.button:
            getDataByNoGet();
            break;
        case R.id.button2:
            getDataByNoPost();
            break;
        case R.id.button3:
            downloadByNo();
            break;
    }
}


public void getDataByNoGet(){
    String url = "http://apicloud.mob.com/v1/postcode/pcd?key=26b2b13b4b440";
    Request request = NoHttp.createJsonObjectRequest(url, RequestMethod.GET);
    RequestQueue queue = NoHttp.newRequestQueue();
    queue.add(0, request, new OnResponseListener() {
        @Override
        public void onStart(int what) {
        }
        @Override
        public void onSucceed(int what, Response response) {
            textView.setText(response.get().toString());

        }

        @Override
        public void onFailed(int what, Response response) {

        }

        @Override
        public void onFinish(int what) {

        }
    });
}

public void getDataByNoPost(){
    String url = "http://apicloud.mob.com/v1/postcode/pcd";
    Request request = NoHttp.createJsonObjectRequest(url,
            RequestMethod.POST);
    request.add("key","26b2b13b4b440");
    request.setCacheMode(CacheMode.REQUEST_NETWORK_FAILED_READ_CACHE);
    RequestQueue queue = NoHttp.newRequestQueue();
    queue.add(1, request, new OnResponseListener() {
        @Override
        public void onStart(int what) {
        }
        @Override
        public void onSucceed(int what, Response response) {
            textView.setText(response.get().toString());

        }

        @Override
        public void onFailed(int what, Response response) {

        }

        @Override
        public void onFinish(int what) {

        }
    });
}

public void downloadByNo(){
    String url = "http://img2.imgtn.bdimg.com/it/u=2118739199,3378602431&fm=27&gp=0.jpg";
    String path = Environment.getExternalStorageDirectory().toString();
    DownloadRequest request = NoHttp.createDownloadRequest(url,path,true);
    DownloadQueue queue = NoHttp.newDownloadQueue();
    queue.add(1, request, new DownloadListener() {
        @Override
        public void onDownloadError(int what, Exception exception) {
        }
        @Override
        public void onStart(int what, boolean isResume, long rangeSize, Headers responseHeaders, long allCount) {

        }
        @Override
        public void onProgress(int what, int progress, long fileCount) {
            textView.setText(progress +"%");

        }
        @Override
        public void onFinish(int what, String filePath) {
            Log.d("data","文件地址："+filePath);
            imageView.setImageBitmap(BitmapFactory.decodeFile(filePath));

        }

        @Override
        public void onCancel(int what) {

        }
    });
}

}

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