作為一個開發者,數據的存儲,用戶的登陸,驗證等操作,對程序來說是必不可少的,下面我們將從Bmob的基本信息開始講起:
【Bmob】
幫助文檔:http://www.bmob.cn/site/getdocs
基本操作:http://docs.bmob.cn/android/faststart/index.html?menukey=fast_start&key=start_android
SDK下載: http://www.bmob.cn/site/sdk
【用戶的基本操作】
Ⅰ用戶注冊:
用戶注冊的表有兩種,一種繼承BmobUser,一種繼承BmobObject,但是大部分作為用戶的注冊使用的一般是BmobUser
JavaBean代碼:
public class Students extends BmobUser { private int age; private String address; public String getAddress() { return address; } public void setAddress(String address) { this.address = address; } public int getAge() { return age; } public void setAge(int age) { this.age = age; } }
實現方法:
private void showRegist() { //用戶注冊的方法 String userName=edt_user.getText().toString(); String password=edt_password.getText().toString(); Students stu=new Students(); stu.setUsername(userName); //Username以及Password為Bmob中的User表,此表字段已經存在,故不可在javaBean中進行創建 stu.setPassword(password); stu.setAge(21); stu.setEmail("linfanrong235@163.com"); //測試使用,郵箱驗證的功能 stu.setAddress("濱州"); /* *用戶注冊的提交 */ stu.signUp(MainActivity.this,new SaveListener() { @Override public void onSuccess() { Toast.makeText(MainActivity.this,"注冊成功",Toast.LENGTH_SHORT).show(); } @Override public void onFailure(int i, String s) { Toast.makeText(MainActivity.this,"注冊失敗"+s,Toast.LENGTH_SHORT).show(); } }); }后台數據庫:
Ⅱ用戶登錄:
private void showSubmit() { //用戶登錄的方法 String userName=edt_user.getText().toString(); String password=edt_password.getText().toString(); final BmobUser user=new BmobUser();//創建對象,這個為Bmob創建的類 //與數據庫中的信息進行比對,成功返回成功,失敗返回失敗的信息 user.setUsername(userName); user.setPassword(password); /* *用戶登錄 */ user.login(MainActivity.this,new SaveListener() { @Override public void onSuccess() { if(user.getEmailVerified()) { Toast.makeText(MainActivity.this,"登錄成功",Toast.LENGTH_SHORT).show(); }else{ //郵箱未驗證 } } @Override public void onFailure(int i, String s) { Toast.makeText(MainActivity.this,"登錄失敗"+s,Toast.LENGTH_SHORT).show(); } }); } }
Ⅲ更新用戶數據
private void showUpdate() { //用戶更新的方法 Students stu=BmobUser.getCurrentUser(MainActivity.this,Students.class); stu.setAddress("臨沂"); stu.setAge(25); stu.update(MainActivity.this,"5c8095e99b",new UpdateListener() { @Override public void onSuccess() { Toast.makeText(MainActivity.this,"更新成功",Toast.LENGTH_SHORT).show(); } @Override public void onFailure(int i, String s) { Toast.makeText(MainActivity.this,"更新失敗"+s,Toast.LENGTH_SHORT).show(); } }); }
Ⅳ修改密碼
private void showRepassword() { //修改密碼的方法 final String email="876948462@qq.com"; BmobUser.resetPassword(MainActivity.this,email,new ResetPasswordListener() { @Override public void onSuccess() { Toast.makeText(MainActivity.this,"修改密碼,請到"+email,Toast.LENGTH_SHORT).show(); } @Override public void onFailure(int i, String s) { Toast.makeText(MainActivity.this,"重置密碼失敗",Toast.LENGTH_SHORT).show(); } }); }
ps:此時系統會默認向你輸入的郵箱發送修改密碼的郵件
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【圖片操作】
Ⅴ上傳圖片
private void submit() { //上傳圖片 String path="sdcard/Download/shareone.jpg"; final BmobFile file=new BmobFile(new File(path)); //創建BmobFile對象,轉換為Bmob對象 file.upload(MainActivity.this,new UploadFileListener() { @Override public void onSuccess() { share share=new share(); share.setName("ShareOne"); share.setAge(20); share.setIcon(file); //設置圖片 share.save(MainActivity.this,new SaveListener() { @Override public void onSuccess() { Toast.makeText(MainActivity.this,"上傳成功",Toast.LENGTH_LONG).show(); } @Override public void onFailure(int i, String s) { Toast.makeText(MainActivity.this,"上傳失敗"+s,Toast.LENGTH_LONG).show(); } }); }
javaBean類:
public class share extends BmobObject { private String name; private int age; private BmobFile icon; public String getName() { return name; } public void setName(String name) { this.name = name; } public int getAge() { return age; } public void setAge(int age) { this.age = age; } public BmobFile getIcon() { return icon; } public void setIcon(BmobFile icon) { this.icon = icon; } }
后台顯示:
Ⅵ下載圖片
private void download() { //下載圖片 BmobQuery<share> query=new BmobQuery<share>(); query.getObject(MainActivity.this,"f4514dcb9d",new GetListener<share>() { @Override public void onSuccess(share share) { BmobFile icon=share.getIcon(); icon.loadImage(MainActivity.this,image); } @Override public void onFailure(int i, String s) { } }); }
Ⅶ加載圖片縮略圖
private void load() { //加載縮略圖 BmobQuery<share> query_load=new BmobQuery<share>(); query_load.getObject(MainActivity.this,"f4514dcb9d",new GetListener<share>() { @Override public void onSuccess(share share) { BmobFile icon=share.getIcon(); icon.loadImageThumbnail(MainActivity.this,load_show,100,100); } @Override public void onFailure(int i, String s) { } }); }
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【數據操作】
JavaBean類:
public class FootBaller extends BmobObject { private String name; private int age; private int score; public String getName() { return name; } public void setName(String name) { this.name = name; } public int getAge() { return age; } public void setAge(int age) { this.age = age; } public int getScore() { return score; } public void setScore(int score) { this.score = score; } }
Ⅷ增加數據
private void showCreate() { FootBaller fb=new FootBaller(); fb.setName("monster"); fb.setAge(20); fb.setScore(100); fb.save(MainActivity.this,new SaveListener() { @Override public void onSuccess() { Toast.makeText(MainActivity.this,"創建成功",Toast.LENGTH_SHORT).show(); } @Override public void onFailure(int i, String s) { Toast.makeText(MainActivity.this,"創建失敗"+s,Toast.LENGTH_SHORT).show(); } }); }
Ⅸ更新數據
private void update() { FootBaller fb=new FootBaller(); fb.setName("MonsterLin"); fb.setScore(80); fb.setAge(26); fb.update(MainActivity.this, "ed8f8bdd14", new UpdateListener() { @Override public void onSuccess() { Toast.makeText(MainActivity.this, "更新成功", Toast.LENGTH_SHORT).show(); } @Override public void onFailure(int i, String s) { Toast.makeText(MainActivity.this, "創建失敗" + s, Toast.LENGTH_SHORT).show(); } }); }
Ⅹ刪除數據
private void delete() { FootBaller fb=new FootBaller(); fb.setObjectId("7a01c65384"); //刪除對應的ObjectId fb.delete(MainActivity.this,new DeleteListener() { @Override public void onSuccess() { Toast.makeText(MainActivity.this, "刪除成功", Toast.LENGTH_SHORT).show(); } @Override public void onFailure(int i, String s) { Toast.makeText(MainActivity.this, "刪除失敗", Toast.LENGTH_SHORT).show(); } }); }
Ⅺ查詢數據
private void query() { BmobQuery<FootBaller> query=new BmobQuery<FootBaller>(); query.addWhereEqualTo("name","monster"); query.findObjects(MainActivity.this,new FindListener<FootBaller>() { @Override public void onSuccess(List<FootBaller> footBallers) { for (FootBaller fb:footBallers) { Toast.makeText(MainActivity.this, "查詢數據成功"+fb.getName()+"---"+fb.getScore(), Toast.LENGTH_SHORT).show(); } } @Override public void onError(int i, String s) { Toast.makeText(MainActivity.this, "查詢失敗"+s, Toast.LENGTH_SHORT).show(); } }); }
【郵箱驗證】
郵箱驗證參考【用戶注冊】板塊,郵箱驗證需要在你對應的Bmob下開啟郵箱驗證的服務
【圖片和數據上傳】
上傳的時候應該先上傳圖片,然后再此基礎上上傳數據信息
eg:
final BmobFile file=new BmobFile(new File(mCurrentPhotoStr));//將圖片路徑轉為BmobFile final WalkerUser walkerUser=new WalkerUser(); file.uploadblock(this, new UploadFileListener() { @Override public void onSuccess() { //上傳成功 //Log.e("TAG", "上傳文件成功"); walkerUser.setUsername(userName); walkerUser.setPassword(pass); walkerUser.setEmail(email); walkerUser.setMotto(motto); walkerUser.setCity(city); walkerUser.setUserHeight(height); walkerUser.setUserWeight(weight); walkerUser.setStepLength(stepLength); walkerUser.setUserFeatherSport(userFeatherSport); walkerUser.setUserPhoto(file); walkerUser.signUp(Regist.this, new SaveListener() { @Override public void onSuccess() { //數據上傳成功 //Log.e("--->", "數據上傳成功"); Toast.makeText(Regist.this, "歡迎加入Walker的大家庭",Toast.LENGTH_SHORT).show(); } @Override public void onFailure(int i, String s) { //數據上傳失敗 //Log.e("--->", "數據上傳失敗"+s); Toast.makeText(Regist.this, "注冊失敗",Toast.LENGTH_SHORT).show(); } }); } @Override public void onFailure(int i, String error) { Log.e("****--->>>","文件上傳失敗"+error); } });
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【小編有話說】
1.Bmob的初始化建議:
public class BaseActivity extends Activity { @Override protected void onCreate(Bundle savedInstanceState) { // TODO Auto-generated method stub super.onCreate(savedInstanceState); // 初始化BmobSDK Bmob.initialize(this, "Application ID");
然后書寫的類繼承BaseActivity
2.注意BmobUser與BmobObject的使用:BmobUser的使用的時候,由於這張表作為系統表,所以已經存在的字段不允許自己重復定義,否則會出現編譯不通過;BmobObject的表用戶可以自定任意定義字段
3.在使用Bmob的使用需要加載SDK以及配置清單文件,具體操作:http://docs.bmob.cn/android/faststart/index.html?menukey=fast_start&key=start_android#index_%E5%AE%89%E8%A3%85BmobSDK
4.后續持續跟新…..