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CreateAmazonS3Transfer.java
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CreateAmazonS3Transfer.java
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/*
* Copyright 2020 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_amazons3_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 amazon s3 transfer config.
public class CreateAmazonS3Transfer {
public static void main(String[] args) throws IOException {
// TODO(developer): Replace these variables before running the sample.
final String projectId = "MY_PROJECT_ID";
String datasetId = "MY_DATASET_ID";
String tableId = "MY_TABLE_ID";
// Amazon S3 Bucket Uri with read role permission
String sourceUri = "s3://your-bucket-name/*";
String awsAccessKeyId = "MY_AWS_ACCESS_KEY_ID";
String awsSecretAccessId = "AWS_SECRET_ACCESS_ID";
String sourceFormat = "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("data_path", Value.newBuilder().setStringValue(sourceUri).build());
params.put("access_key_id", Value.newBuilder().setStringValue(awsAccessKeyId).build());
params.put("secret_access_key", Value.newBuilder().setStringValue(awsSecretAccessId).build());
params.put("source_format", Value.newBuilder().setStringValue(sourceFormat).build());
params.put("field_delimiter", Value.newBuilder().setStringValue(fieldDelimiter).build());
params.put("skip_leading_rows", Value.newBuilder().setStringValue(skipLeadingRows).build());
TransferConfig transferConfig =
TransferConfig.newBuilder()
.setDestinationDatasetId(datasetId)
.setDisplayName("Your Aws S3 Config Name")
.setDataSourceId("amazon_s3")
.setParams(Struct.newBuilder().putAllFields(params).build())
.setSchedule("every 24 hours")
.build();
createAmazonS3Transfer(projectId, transferConfig);
}
public static void createAmazonS3Transfer(String projectId, TransferConfig transferConfig)
throws IOException {
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("Amazon s3 transfer created successfully :" + config.getName());
} catch (ApiException ex) {
System.out.print("Amazon s3 transfer was not created." + ex.toString());
}
}
}
// [END bigquerydatatransfer_create_amazons3_transfer]