[英]Uploading an Image to Google Drive Using Drive API
我正在嘗試使用驅動器 API 將圖像上傳到谷歌驅動器。 作為第一步,我開發了一個代碼,按照教程將 PDF 文件(文件路徑是硬編碼的)上傳到谷歌驅動器。
PDF 將成功上傳,但有時我會從日志中收到超時消息。 這可能是因為我的連接不良。 但是當這樣的事情發生時,有沒有合適的方法通過代碼來處理呢?
請通過更改此代碼指導我如何上傳圖像而不是 PDF。 我試過了,但我沒能成功。 請幫助這部分。 我在這里卡了兩天
import android.util.Log;
import com.google.android.gms.tasks.Task;
import com.google.android.gms.tasks.Tasks;
import com.google.api.client.http.FileContent;
import com.google.api.services.drive.Drive;
import com.google.api.services.drive.model.File;
import java.io.IOException;
import java.util.concurrent.Executor;
import java.util.concurrent.Executors;
public class DriveServiceHelper {
private final Executor mExecutor = Executors.newSingleThreadExecutor();
private Drive mDriveService;
public DriveServiceHelper(Drive mDriveService){
this.mDriveService = mDriveService;
}
public Task<String> createFilePdf(String filePath){
return Tasks.call(mExecutor, () -> {
File fileMetaData = new File();
fileMetaData.setName("MyPDFFile");
java.io.File file = new java.io.File(filePath);
FileContent mediaContent = new FileContent("application/pdf",file);
File myFile = null;
try {
myFile = mDriveService.files().create(fileMetaData,mediaContent).execute();
}catch (Exception e){
e.printStackTrace();
Log.i("myissue", e.getMessage());
}
if (myFile == null){
throw new IOException("Null result when requesting file creation");
}
return myFile.getId();
});
}
}
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.appcompat.app.AppCompatActivity;
import android.app.ProgressDialog;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.widget.Toast;
import com.google.android.gms.auth.api.signin.GoogleSignIn;
import com.google.android.gms.auth.api.signin.GoogleSignInAccount;
import com.google.android.gms.auth.api.signin.GoogleSignInClient;
import com.google.android.gms.auth.api.signin.GoogleSignInOptions;
import com.google.android.gms.common.api.Scope;
import com.google.android.gms.tasks.OnFailureListener;
import com.google.android.gms.tasks.OnSuccessListener;
import com.google.api.client.extensions.android.http.AndroidHttp;
import com.google.api.client.googleapis.extensions.android.gms.auth.GoogleAccountCredential;
import com.google.api.client.json.gson.GsonFactory;
import com.google.api.services.drive.Drive;
import com.google.api.services.drive.DriveScopes;
import java.util.Collections;
public class MainActivity extends AppCompatActivity {
DriveServiceHelper driveServiceHelper;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
requestSignIn();
}
private void requestSignIn() {
GoogleSignInOptions signInOptions = new GoogleSignInOptions.Builder(GoogleSignInOptions.DEFAULT_SIGN_IN)
.requestEmail()
.requestScopes(new Scope(DriveScopes.DRIVE_FILE))
.build();
GoogleSignInClient client = GoogleSignIn.getClient(this,signInOptions);
startActivityForResult(client.getSignInIntent(),400);
}
@Override
protected void onActivityResult(int requestCode, int resultCode, @Nullable Intent data) {
super.onActivityResult(requestCode, resultCode, data);
switch (requestCode){
case 400:
if (resultCode == RESULT_OK){
handleSignInIntent(data);
break;
}
}
}
private void handleSignInIntent(Intent data) {
GoogleSignIn.getSignedInAccountFromIntent(data)
.addOnSuccessListener(new OnSuccessListener<GoogleSignInAccount>() {
@Override
public void onSuccess(GoogleSignInAccount googleSignInAccount) {
GoogleAccountCredential credential = GoogleAccountCredential
.usingOAuth2(MainActivity.this, Collections.singleton(DriveScopes.DRIVE_FILE));
credential.setSelectedAccount(googleSignInAccount.getAccount());
Drive googleDriveServices = new Drive.Builder(
AndroidHttp.newCompatibleTransport(),
new GsonFactory(),
credential)
.setApplicationName("uploadtodrive")
.build();
driveServiceHelper = new DriveServiceHelper(googleDriveServices);
}
})
.addOnFailureListener(new OnFailureListener() {
@Override
public void onFailure(@NonNull Exception e) {
}
});
}
public void uploadPdfFile(View v){
ProgressDialog progressDialog = new ProgressDialog(MainActivity.this);
progressDialog.setTitle("Uploading to google Drive");
progressDialog.setMessage("Please wait........");
progressDialog.show();
String filePath = "/storage/emulated/0/mypdf.pdf";
driveServiceHelper.createFilePdf(filePath).addOnSuccessListener(new OnSuccessListener<String>() {
@Override
public void onSuccess(String s) {
progressDialog.dismiss();
Toast.makeText(getApplicationContext(),"Uploaded Successfully", Toast.LENGTH_SHORT).show();
}
})
.addOnFailureListener(new OnFailureListener() {
@Override
public void onFailure(@NonNull Exception e) {
progressDialog.dismiss();
Toast.makeText(getApplicationContext(),"Check your google Drive api key",Toast.LENGTH_SHORT).show();
}
});
}
}
請幫助這部分。 我被困在這里兩天了。 謝謝你
要將特定文件類型上傳到雲端硬盤,您必須在媒體內容上指定其 MIME 類型。 在您的情況下,這是由FileContent處理的:
FileContent mediaContent = new FileContent("application/pdf",file);
因此,您必須將application/pdf
替換為適當的 MIME 類型(例如,請參閱G Suite 文檔中支持的 MIME 類型)。 圖像的可能 MIME 類型包括image/jpeg
和image/png
。 例如,您可以這樣做:
FileContent mediaContent = new FileContent("image/jpeg",file);
filePath
上確實有圖像。
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