通过开源的AsyncHttpClient进行网络请求

注意：需要引入以下两个jar包

android-async-http-x.x.x jar ，httpclient-x.x.x.jar包

布局文 activity_main.xml

<?xml version="1.0" encoding="utf-8"?>

java文件

MainActivity.java

package com.smart.asynchttp.activity;import android.support.v7.app.AppCompatActivity;import android.os.Bundle;import android.view.View;import android.widget.EditText;import android.widget.Toast;import com.loopj.android.http.AsyncHttpClient;import com.loopj.android.http.AsyncHttpResponseHandler;import com.loopj.android.http.RequestParams;import cz.msebera.android.httpclient.Header;public class MainActivity extends AppCompatActivity {    private EditText et_username;    private EditText et_password;    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_main);        et_username = (EditText)findViewById(R.id.et_username);        et_password = (EditText)findViewById(R.id.et_password);    }    public void onClick(View v) {        if(v.getId() == R.id.bt_cannel) {            loginPost();        } else  if(v.getId() == R.id.bt_submit) {            loginGet();        }    }    /**     * GET方式请求数据     */    public void loginGet() {        String username = et_username.getText().toString().trim();        String password = et_password.getText().toString().trim();        String urlPath = "http://192.168.1.6:8080/androidweb/login?username="+username+"&password="+password;        //创建异步http请求对象        AsyncHttpClient client = new AsyncHttpClient();        //通过Post的方式获取请求        client.get(urlPath, new AsyncHttpResponseHandler() {            @Override            public void onSuccess(int statusCode, Header[] headers, byte[] responseBody) {//                showToast(new String(responseBody));                Toast.makeText(getApplicationContext(),new String(responseBody),Toast.LENGTH_LONG).show();            }            @Override            public void onFailure(int statusCode, Header[] headers, byte[] responseBody, Throwable error) {//                showToast();                Toast.makeText(getApplicationContext(),"请求失败",Toast.LENGTH_LONG).show();            }        });    }    /**     * Post方式请求数据，为安全起见都用post     */    public void loginPost() {        String username = et_username.getText().toString().trim();        String password = et_password.getText().toString().trim();        String urlPath = "http://192.168.1.6:8080/androidweb/login";       //创建异步http请求对象        AsyncHttpClient client = new AsyncHttpClient();        //设置POST请求参数        RequestParams params = new RequestParams();        params.put("username",username);        params.put("password",password);        //Post请求        client.post(urlPath,params, new AsyncHttpResponseHandler() {            @Override            public void onSuccess(int statusCode, Header[] headers, byte[] responseBody) {                Toast.makeText(getApplicationContext(),new String(responseBody),Toast.LENGTH_LONG).show();            }            @Override            public void onFailure(int statusCode, Header[] headers, byte[] responseBody, Throwable error) {//                showToast();                Toast.makeText(getApplicationContext(),"请求失败",Toast.LENGTH_LONG).show();            }        });    }}

android:开源AsyncHttpClient

通过开源的AsyncHttpClient进行网络请求

android-async-http-x.x.x jar ，httpclient-x.x.x.jar包

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