Google photos api Java code example

Example: Java Google Photos api

import com.google.api.client.auth.oauth2.Credential;
import com.google.api.client.extensions.java6.auth.oauth2.AuthorizationCodeInstalledApp;
import com.google.api.client.extensions.jetty.auth.oauth2.LocalServerReceiver;
import com.google.api.client.googleapis.auth.oauth2.GoogleAuthorizationCodeFlow;
import com.google.api.client.googleapis.auth.oauth2.GoogleClientSecrets;
import com.google.api.client.googleapis.javanet.GoogleNetHttpTransport;
import com.google.api.client.json.JsonFactory;
import com.google.api.client.json.jackson2.JacksonFactory;
import com.google.api.client.util.store.FileDataStoreFactory;
import com.google.api.gax.core.FixedCredentialsProvider;
import com.google.auth.Credentials;
import com.google.auth.oauth2.UserCredentials;
import com.google.photos.library.v1.PhotosLibraryClient;
import com.google.photos.library.v1.PhotosLibrarySettings;
import com.google.photos.types.proto.Album;

import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.security.GeneralSecurityException;
import java.util.Collections;
import java.util.List;

/** A factory class that helps initialize a {@link PhotosLibraryClient} instance. */
public class PhotosQuickstart {
  private static final java.io.File DATA_STORE_DIR = new java.io.File(PhotosQuickstart.class.getResource("/").getPath(), "tokens");
  private static final JsonFactory JSON_FACTORY = JacksonFactory.getDefaultInstance();
  private static final int LOCAL_RECEIVER_PORT = 8888;
  private static final List<String> SCOPES = Collections.singletonList("https://www.googleapis.com/auth/photoslibrary.appendonly https://www.googleapis.com/auth/photoslibrary.readonly");
  private static final String CREDS_PATH = "src/main/resources/Photo_Creds.json";

  private PhotosQuickstart() {}

  /** Creates a new {@link PhotosLibraryClient} instance with credentials and scopes. */
  public static PhotosLibraryClient createClient(String credentialsPath, List<String> selectedScopes) throws IOException, GeneralSecurityException {
	  PhotosLibrarySettings settings =
        PhotosLibrarySettings.newBuilder()
            .setCredentialsProvider(
                FixedCredentialsProvider.create(
                    getUserCredentials(credentialsPath, selectedScopes)))
            .build();
	  return PhotosLibraryClient.initialize(settings);
  }

  private static Credentials getUserCredentials(String credentialsPath, List<String> selectedScopes) throws IOException, GeneralSecurityException {
    GoogleClientSecrets clientSecrets =
        GoogleClientSecrets.load(
            JSON_FACTORY, new InputStreamReader(new FileInputStream(credentialsPath)));
    String clientId = clientSecrets.getDetails().getClientId();
    String clientSecret = clientSecrets.getDetails().getClientSecret();

    GoogleAuthorizationCodeFlow flow =
        new GoogleAuthorizationCodeFlow.Builder(
                GoogleNetHttpTransport.newTrustedTransport(),
                JSON_FACTORY,
                clientSecrets,
                selectedScopes)
            .setDataStoreFactory(new FileDataStoreFactory(DATA_STORE_DIR))
            .setAccessType("offline")
            .build();
    LocalServerReceiver receiver =
        new LocalServerReceiver.Builder().setPort(LOCAL_RECEIVER_PORT).build();
    Credential credential = new AuthorizationCodeInstalledApp(flow, receiver).authorize("user");
    return UserCredentials.newBuilder()
        .setClientId(clientId)
        .setClientSecret(clientSecret)
        .setRefreshToken(credential.getRefreshToken())
        .build();
  }

  public static void main(String... args) throws IOException, GeneralSecurityException {
	// Set up the Photos Library Client that interacts with the API
	  PhotosLibraryClient service = createClient(CREDS_PATH,SCOPES);

	  
      // Create a new Album  with at title
      Album createdAlbum = service.createAlbum("My Album");

      // Get some properties from the album, such as its ID and product URL
      String id = createdAlbum.getId();
//      String url = createdAlbum.getProductUrl();
      
      System.out.printf("Album created: (%s)",id);
  }
}