自己实现的Android PHP JSON实现登陆注册功能

package com.example.logintest; import android.content.Intent; import android.os.Handler; import android.os.Message; import android.support.v7.app.AppCompatActivity; import android.os.Bundle; import android.util.Log; import android.view.Menu; import android.view.MenuItem; import android.view.View; import android.widget.Button; import android.widget.EditText; import android.widget.TextView; import android.widget.Toast; import com.example.logintest.model.LoginResult; import com.example.logintest.utils.HttpUtils; import com.google.gson.Gson; import org.json.JSONException; import org.json.JSONObject; import java.io.IOException; import java.io.UnsupportedEncodingException; import java.util.HashMap; import java.util.Map; import okhttp3.Call; import okhttp3.Callback; import okhttp3.Response; public class LoginActivity extends AppCompatActivity implements View.OnClickListener{ private Handler handler; private EditText username; private EditText password; private Button btn_login; private Button btn_register; private TextView txtResult; private String url = "http://192.168.0.101/myWorks/login.php"; private String url1 = "http://192.168.0.1/Test/json_array.php"; LoginResult m_result; Map<String, String> map = new HashMap<String, String>(); @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_login); //处理登录成功消息 handler = new Handler(){ @Override public void handleMessage(Message msg) { super.handleMessage(msg); switch (msg.what) { case 123: try { //获取用户登录的结果 LoginResult result = (LoginResult)msg.obj; String userName = result.getNicename(); txtResult.setText(userName+" 成功登录!"); Toast.makeText(LoginActivity.this, "您成功登录",Toast.LENGTH_SHORT).show(); //跳转到登录成功的界面 Intent intent = new Intent(LoginActivity.this, LoginActivity1.class); startActivity(intent); } catch (Exception e) { e.printStackTrace(); } break; default: break; } } }; Bundle bundle = this.getIntent().getExtras(); username = (EditText)findViewById(R.id.username); password = (EditText)findViewById(R.id.password); btn_login = (Button)findViewById(R.id.btn_login); btn_register = (Button)findViewById(R.id.btn_register); txtResult = (TextView)findViewById(R.id.txtResult); btn_login.setOnClickListener(this); btn_register.setOnClickListener(this); if (bundle != null) { username.setText(bundle.getString("empNo")); password.setText(bundle.getString("pass")); } } private LoginResult parseJSONWithGson(String jsonData) { Gson gson = new Gson(); return gson.fromJson(jsonData, LoginResult.class); } public void onClick(View v) { int id = v.getId(); switch (id) { case R.id.btn_login: new Thread(new Runnable() { @Override public void run() { try { //POST信息中加入用户名和密码 map.put("uid", username.getText().toString().trim()); map.put("pwd", password.getText().toString().trim()); //HttpUtils.httpPostMethod(url, json, handler); HttpUtils.post(url, new Callback() { @Override public void onFailure(Call call, IOException e) { Log.e("DaiDai", "OnFaile:",e); } @Override public void onResponse(Call call, Response response) throws IOException { String responseBody = response.body().string(); m_result = parseJSONWithGson(responseBody); //发送登录成功的消息 Message msg = handler.obtainMessage(); msg.what = 123; msg.obj = m_result; //把登录结果也发送过去 handler.sendMessage(msg); } }, map); } catch (Exception e) { // TODO Auto-generated catch block e.printStackTrace(); } } }).start(); break; case R.id.btn_register: Intent intent = new Intent(LoginActivity.this, RegisterActivity.class); startActivity(intent); break; } } @Override public boolean onCreateOptionsMenu(Menu menu) { // Inflate the menu; this adds items to the action bar if it is present. getMenuInflater().inflate(R.menu.main, menu); return true; } @Override public boolean onOptionsItemSelected(MenuItem item) { int id = item.getItemId(); if (id == R.id.action_settings) { return true; } return super.onOptionsItemSelected(item); } }