基于Bmob后端云实现APP，登录功能--binbinyang

{
"createdAt": YYYY-mm-dd HH:ii:ss,
"objectId": objectId,
"sessionToken": sessionToken
}

Project

build.gradle

Bmob的maven仓库地址
 

在app

build.gradle

compile依赖文件

dependencies {
compile fileTree(dir: 'libs', include: ['*.jar'])

//以下SDK开发者请根据需要自行选择
//bmob-sdk：Bmob的android sdk包，包含了Bmob的数据存储、文件等服务，以下是最新的bmob-sdk:
//3.5.0：请务必查看下面注释[1]
compile 'cn.bmob.android:bmob-sdk:3.5.0'

//bmob-push：Bmob的推送包
compile 'cn.bmob.android:bmob-push:0.8'

//bmob-im：Bmob的即时通讯包，注意每个版本的im依赖特定版本的bmob-sdk，具体的依赖关系可查看下面注释[2]
compile 'cn.bmob.android:bmob-im:2.0.5@aar'
compile 'cn.bmob.android:bmob-sdk:3.4.7-aar'

//bmob-sms ：Bmob单独为短信服务提供的包
compile 'cn.bmob.android:bmob-sms:1.0.1'

//如果你想应用能够兼容Android6.0，请添加此依赖(org.apache.http.legacy.jar)
compile 'cn.bmob.android:http-legacy:1.0'
}

<!--允许联网 -->
<uses-permission android:name="android.permission.INTERNET" />
<!--获取GSM（2g）、WCDMA（联通3g）等网络状态的信息  -->
<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
<!--获取wifi网络状态的信息 -->
<uses-permission android:name="android.permission.ACCESS_WIFI_STATE" />
<!--保持CPU 运转，屏幕和键盘灯有可能是关闭的,用于文件上传和下载 -->
<uses-permission android:name="android.permission.WAKE_LOCK" />
<!--获取sd卡写的权限，用于文件上传和下载-->
<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
<!--允许读取手机状态 用于创建BmobInstallation-->
<uses-permission android:name="android.permission.READ_PHONE_STATE" />

Bmob.initialize(this, "Your Application ID");

点击登录按钮的时候 。做的判断

/ ***
* 登录操作
*/
public void login() {
String username = mUsername.getText().toString().trim();
String password = mPassword.getText().toString().trim();
if (TextUtils.isEmpty(username) && TextUtils.isEmpty(password)) {
Toast.makeText(LoginActivity.this, "您的用户名或者密码为空!", Toast.LENGTH_SHORT).show();
return;
}
Request<String> request = NoHttp.createStringRequest("https://api.bmob.cn/1/users", RequestMethod.POST);
//添加头部
request.addHeader("X-Bmob-Application-Id", "c9ec1f9d1575e9f6bc5fca203420ddce");
request.addHeader("X-Bmob-REST-API-Key", "bbab9d96ff20195b2fdcb1f8466c9a2b");

//添加Body
//{"username":"1111","password":"1111"}
String body = "{\"username\"" + ":" + username + "\"password\"" + ":" + password+"}";
request.setDefineRequestBodyForJson("{\"username\":\"yangbin\",\"password\" :\" 0513\"}");
//request.setDefineRequestBodyForJson(body);

CallServer.getInstance().add(LoginActivity.this, 0, request, this, true, true);
}