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 Android教程網 >> Android技術 >> Android開發 >> 關於android開發 >> 安卓學習----使用okHttp(POST方式)---登錄,安卓okhttp

安卓學習----使用okHttp(POST方式)---登錄,安卓okhttp

編輯:關於android開發

安卓學習----使用okHttp(POST方式)---登錄,安卓okhttp


 

 

工具類

package com.liunan.okhttpdemo3post.Utils;

import java.io.IOException;

import okhttp3.MediaType;
import okhttp3.OkHttpClient;
import okhttp3.Request;
import okhttp3.RequestBody;
import okhttp3.Response;
import okhttp3.ResponseBody;

/**
 * Created by Administrator on 2016-03-27.
 */
public class HttpUtils {

    OkHttpClient client = new OkHttpClient();
    public static final MediaType JSON
            = MediaType.parse("application/json; charset=utf-8");

    public String login(String url, String json) throws IOException {
        //把請求的內容字符串轉換為json
        RequestBody body = RequestBody.create(JSON, json);
        //RequestBody formBody = new FormEncodingBuilder()

        Request request = new Request.Builder()
                .url(url)
                .post(body)
                .build();

        Response response = client.newCall(request).execute();

        String result = response.body().string();


        return result;


    }


    public String bolwingJson(String username, String password) {
        return "{'username':" + username + "," + "'password':" + password + "}";
        //     "{'username':" + username + ","+"'password':"+password+"}";
    }


}

 

Activity

 

package com.liunan.okhttpdemo3post;

import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.text.TextUtils;
import android.util.Log;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.TextView;
import android.widget.Toast;

import com.liunan.okhttpdemo3post.Utils.HttpUtils;

import org.w3c.dom.Text;

import java.io.IOException;

public class MainActivity extends AppCompatActivity implements View.OnClickListener {
    private static final String TAG ="MainActivity" ;
    //用戶名
    private EditText mEtUsername;
    //密碼
    private EditText mEtPwd;
    //登錄按鍵
    private Button mBtnLogin;
    private TextView mTvResult;

    private String url ="http://192.168.1.102:8080/Login/login";

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        initView();
        initListener();
    }

    /**
     * 初始化組件
     */
    private void initView() {

        mEtUsername = (EditText) findViewById(R.id.login_et_name);
        mEtPwd = (EditText) findViewById(R.id.login_et_pwd);

        mBtnLogin = (Button) findViewById(R.id.login_btn_login);


        mTvResult = (TextView) findViewById(R.id.login_tv_result);

    }

    /**
     * 設置監聽器
     */
    private void initListener() {

        mBtnLogin.setOnClickListener(this);


    }

    /*
    單擊事件監聽
     */
    @Override
    public void onClick(View v) {
        if(v==mBtnLogin){
            login();
        }
    }

    /*
    登錄
     */
    private void login() {

        final String username = mEtUsername.getText().toString().trim();
        final String password = mEtPwd.getText().toString().trim();


        if(TextUtils.isEmpty(username) || TextUtils.isEmpty(password)){

            Toast.makeText(MainActivity.this, "用戶名或者密碼不能為空", Toast.LENGTH_SHORT).show();
            return;
        }

        new Thread(){
            @Override
            public void run() {

                    HttpUtils httpUtils = new HttpUtils();
                    //轉換為JSON
                    String user = httpUtils.bolwingJson(username, password);



                //String user ="{'username':" + username + ","+"'password':"+password+"}";

                Log.d(TAG, "user:" + user);

                try {
                    final String result = httpUtils.login(url, user);
                    Log.d(TAG, "結果:" + result);
                    //更新UI,在UI線程中
                    runOnUiThread(new Runnable() {
                        @Override
                        public void run() {
                            if("SUCCESS".equals(result)){

                                mTvResult.setText("登錄成功");

                            }else{
                                mTvResult.setText("登錄失敗");
                            }
                        }
                    });
                } catch (IOException e) {
                    e.printStackTrace();
                }




            }
        }.start();


    }
}

 

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