/
CreateAzureBlobStorageTransfer.java
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/
CreateAzureBlobStorageTransfer.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.bigquerydatatransfer;
// [START bigquerydatatransfer_create_azureblobstorage_transfer]
import com.google.api.gax.rpc.ApiException;
import com.google.cloud.bigquery.datatransfer.v1.CreateTransferConfigRequest;
import com.google.cloud.bigquery.datatransfer.v1.DataTransferServiceClient;
import com.google.cloud.bigquery.datatransfer.v1.ProjectName;
import com.google.cloud.bigquery.datatransfer.v1.TransferConfig;
import com.google.protobuf.Struct;
import com.google.protobuf.Value;
import java.io.IOException;
import java.util.HashMap;
import java.util.Map;
// Sample to create azure blob storage transfer config.
public class CreateAzureBlobStorageTransfer {
public static void main(String[] args) throws IOException {
// TODO(developer): Replace these variables before running the sample.
final String projectId = "MY_PROJECT_ID";
final String displayName = "MY_TRANSFER_DISPLAY_NAME";
final String datasetId = "MY_DATASET_ID";
String tableId = "MY_TABLE_ID";
String storageAccount = "MY_AZURE_STORAGE_ACCOUNT_NAME";
String containerName = "MY_AZURE_CONTAINER_NAME";
String dataPath = "MY_AZURE_FILE_NAME_OR_PREFIX";
String sasToken = "MY_AZURE_SAS_TOKEN";
String fileFormat = "CSV";
String fieldDelimiter = ",";
String skipLeadingRows = "1";
Map<String, Value> params = new HashMap<>();
params.put(
"destination_table_name_template", Value.newBuilder().setStringValue(tableId).build());
params.put("storage_account", Value.newBuilder().setStringValue(storageAccount).build());
params.put("container", Value.newBuilder().setStringValue(containerName).build());
params.put("data_path", Value.newBuilder().setStringValue(dataPath).build());
params.put("sas_token", Value.newBuilder().setStringValue(sasToken).build());
params.put("file_format", Value.newBuilder().setStringValue(fileFormat).build());
params.put("field_delimiter", Value.newBuilder().setStringValue(fieldDelimiter).build());
params.put("skip_leading_rows", Value.newBuilder().setStringValue(skipLeadingRows).build());
createAzureBlobStorageTransfer(projectId, displayName, datasetId, params);
}
public static void createAzureBlobStorageTransfer(
String projectId, String displayName, String datasetId, Map<String, Value> params)
throws IOException {
TransferConfig transferConfig =
TransferConfig.newBuilder()
.setDestinationDatasetId(datasetId)
.setDisplayName(displayName)
.setDataSourceId("azure_blob_storage")
.setParams(Struct.newBuilder().putAllFields(params).build())
.setSchedule("every 24 hours")
.build();
// Initialize client that will be used to send requests. This client only needs to be created
// once, and can be reused for multiple requests.
try (DataTransferServiceClient client = DataTransferServiceClient.create()) {
ProjectName parent = ProjectName.of(projectId);
CreateTransferConfigRequest request =
CreateTransferConfigRequest.newBuilder()
.setParent(parent.toString())
.setTransferConfig(transferConfig)
.build();
TransferConfig config = client.createTransferConfig(request);
System.out.println("Azure Blob Storage transfer created successfully: " + config.getName());
} catch (ApiException ex) {
System.out.print("Azure Blob Storage transfer was not created." + ex.toString());
}
}
}
// [END bigquerydatatransfer_create_azureblobstorage_transfer]