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UploadDirectory.java
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UploadDirectory.java
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/*
* Copyright 2024 Google LLC
*
* 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.
*/
package com.example.storage.transfermanager;
// [START storage_transfer_manager_upload_directory]
import com.google.cloud.storage.transfermanager.ParallelUploadConfig;
import com.google.cloud.storage.transfermanager.TransferManager;
import com.google.cloud.storage.transfermanager.TransferManagerConfig;
import com.google.cloud.storage.transfermanager.UploadResult;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;
import java.util.ArrayList;
import java.util.List;
import java.util.stream.Stream;
class UploadDirectory {
public static void uploadDirectoryContents(String bucketName, Path sourceDirectory)
throws IOException {
TransferManager transferManager = TransferManagerConfig.newBuilder().build().getService();
ParallelUploadConfig parallelUploadConfig =
ParallelUploadConfig.newBuilder().setBucketName(bucketName).build();
// Create a list to store the file paths
List<Path> filePaths = new ArrayList<>();
// Get all files in the directory
// try-with-resource to ensure pathStream is closed
try (Stream<Path> pathStream = Files.walk(sourceDirectory)) {
pathStream.filter(Files::isRegularFile).forEach(filePaths::add);
}
List<UploadResult> results =
transferManager.uploadFiles(filePaths, parallelUploadConfig).getUploadResults();
for (UploadResult result : results) {
System.out.println(
"Upload for "
+ result.getInput().getName()
+ " completed with status "
+ result.getStatus());
}
}
}
// [END storage_transfer_manager_upload_directory]