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我正在做一些expermints在不同的雲端存儲上，我有文件（圖片2MB大小）。我想測試上傳和下載到不同雲供應商的速度。 谷歌上的大多數例子都是使用html格式，這不是我想要的，但對我來說文件是albeing的確定，所以我需要運行代碼幾天，並離開它，看看每小時的速度差異 我已經manged測試它在Amazon S3上，但我找不到如何上傳它在谷歌，下面的代碼是我想要做的一個例子，我沒有上傳的功能上傳文件到Google雲端存儲
package main.java;
//[START all]
/*
* Copyright (c) 2014 Google Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
* in compliance with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software distributed under the License
* is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
* or implied. See the License for the specific language governing permissions and limitations under
* the License.
*/
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.http.HttpTransport;
import com.google.api.client.json.JsonFactory;
import com.google.api.client.json.jackson2.JacksonFactory;
import com.google.api.client.util.store.DataStoreFactory;
import com.google.api.client.util.store.FileDataStoreFactory;
import com.google.api.services.storage.Storage;
import com.google.api.services.storage.StorageScopes;
import com.google.api.services.storage.model.Bucket;
import com.google.api.services.storage.model.StorageObject;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
/**
* Main class for the Cloud Storage API command line sample.
* Demonstrates how to make an authenticated API call using OAuth 2 helper classes.
*/
public class StorageSample {
/**
* Be sure to specify the name of your application. If the application name is {@code null} or
* blank, the application will log a warning. Suggested format is "MyCompany-ProductName/1.0".
*/
private static final String APPLICATION_NAME = "seraphic-beacon-659";
private static final String BUCKET_NAME = "afhabucket";
/** Directory to store user credentials. */
private static final java.io.File DATA_STORE_DIR =
new java.io.File(System.getProperty("user.home"), ".store/storage_sample");
/**
* Global instance of the {@link DataStoreFactory}. The best practice is to make it a single
* globally shared instance across your application.
*/
private static FileDataStoreFactory dataStoreFactory;
/** Global instance of the JSON factory. */
private static final JsonFactory JSON_FACTORY = JacksonFactory.getDefaultInstance();
/** Global instance of the HTTP transport. */
private static HttpTransport httpTransport;
private static Storage client;
/** Authorizes the installed application to access user's protected data. */
private static Credential authorize() throws Exception {
// Load client secrets.
GoogleClientSecrets clientSecrets = null;
try {
clientSecrets = GoogleClientSecrets.load(JSON_FACTORY,
new InputStreamReader(StorageSample.class.getResourceAsStream("../resources/client_secrets.json")));
if (clientSecrets.getDetails().getClientId() == null ||
clientSecrets.getDetails().getClientSecret() == null) {
throw new Exception("client_secrets not well formed.");
}
} catch (Exception e) {
System.out.println("Problem loading client_secrets.json file. Make sure it exists, you are " +
"loading it with the right path, and a client ID and client secret are " +
"defined in it.\n" + e.getMessage());
System.exit(1);
}
// Set up authorization code flow.
// Ask for only the permissions you need. Asking for more permissions will
// reduce the number of users who finish the process for giving you access
// to their accounts. It will also increase the amount of effort you will
// have to spend explaining to users what you are doing with their data.
// Here we are listing all of the available scopes. You should remove scopes
// that you are not actually using.
Set<String> scopes = new HashSet<String>();
scopes.add(StorageScopes.DEVSTORAGE_FULL_CONTROL);
scopes.add(StorageScopes.DEVSTORAGE_READ_ONLY);
scopes.add(StorageScopes.DEVSTORAGE_READ_WRITE);
GoogleAuthorizationCodeFlow flow = new GoogleAuthorizationCodeFlow.Builder(
httpTransport, JSON_FACTORY, clientSecrets, scopes)
.setDataStoreFactory(dataStoreFactory)
.build();
// Authorize.
return new AuthorizationCodeInstalledApp(flow, new LocalServerReceiver()).authorize("user");
}
public static void main(String[] args) {
try {
// Initialize the transport.
httpTransport = GoogleNetHttpTransport.newTrustedTransport();
// Initialize the data store factory.
dataStoreFactory = new FileDataStoreFactory(DATA_STORE_DIR);
// Authorization.
Credential credential = authorize();
// Set up global Storage instance.
client = new Storage.Builder(httpTransport, JSON_FACTORY, credential)
.setApplicationName(APPLICATION_NAME).build();
// Get metadata about the specified bucket.
Storage.Buckets.Get getBucket = client.buckets().get(BUCKET_NAME);
getBucket.setProjection("full");
Bucket bucket = getBucket.execute();
System.out.println("name: " + BUCKET_NAME);
System.out.println("location: " + bucket.getLocation());
System.out.println("timeCreated: " + bucket.getTimeCreated());
System.out.println("owner: " + bucket.getOwner());
//==========================
// upload function
//=============================
} catch (IOException e) {
System.err.println(e.getMessage());
} catch (Throwable t) {
t.printStackTrace();
}
System.exit(1);
}
}
//[END all]