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docs(samples): add update connection (#158)
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Praful Makani committed Oct 7, 2020
1 parent d015a4e commit 068dbc01aba88f7b13b483fa40a651e0d071822a
@@ -33,6 +33,11 @@
</dependency>
<!-- [END bigqueryconnection_install_without_bom] -->

<dependency>
<groupId>com.google.protobuf</groupId>
<artifactId>protobuf-java-util</artifactId>
<version>3.13.0</version>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
@@ -32,6 +32,11 @@
</dependency>
<!-- {x-version-update-end} -->

<dependency>
<groupId>com.google.protobuf</groupId>
<artifactId>protobuf-java-util</artifactId>
<version>3.13.0</version>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
@@ -80,4 +85,4 @@
</plugin>
</plugins>
</build>
</project>
</project>
@@ -43,6 +43,11 @@
<version>0.3.1</version>
</dependency>

<dependency>
<groupId>com.google.protobuf</groupId>
<artifactId>protobuf-java-util</artifactId>
<version>3.13.0</version>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
@@ -0,0 +1,58 @@
/*
* 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.bigqueryconnection;

// [START bigqueryconnection_update_connection]
import com.google.cloud.bigquery.connection.v1.Connection;
import com.google.cloud.bigquery.connection.v1.ConnectionName;
import com.google.cloud.bigquery.connection.v1.UpdateConnectionRequest;
import com.google.cloud.bigqueryconnection.v1.ConnectionServiceClient;
import com.google.protobuf.FieldMask;
import com.google.protobuf.util.FieldMaskUtil;
import java.io.IOException;

// Sample to update connection
public class UpdateConnection {

public static void main(String[] args) throws IOException {
// TODO(developer): Replace these variables before running the sample.
String projectId = "MY_PROJECT_ID";
String location = "MY_LOCATION";
String connectionId = "MY_CONNECTION_ID";
String description = "MY_DESCRIPTION";
Connection connection = Connection.newBuilder().setDescription(description).build();
updateConnection(projectId, location, connectionId, connection);
}

public static void updateConnection(
String projectId, String location, String connectionId, Connection connection)
throws IOException {
try (ConnectionServiceClient client = ConnectionServiceClient.create()) {
ConnectionName name = ConnectionName.of(projectId, location, connectionId);
FieldMask updateMask = FieldMaskUtil.fromString("description");
UpdateConnectionRequest request =
UpdateConnectionRequest.newBuilder()
.setName(name.toString())
.setConnection(connection)
.setUpdateMask(updateMask)
.build();
Connection response = client.updateConnection(request);
System.out.println("Connection updated successfully :" + response.getDescription());
}
}
}
// [END bigqueryconnection_update_connection]
@@ -0,0 +1,108 @@
/*
* 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.bigqueryconnection;

import static com.google.common.truth.Truth.assertThat;
import static junit.framework.TestCase.assertNotNull;

import com.google.cloud.bigquery.connection.v1.CloudSqlCredential;
import com.google.cloud.bigquery.connection.v1.CloudSqlProperties;
import com.google.cloud.bigquery.connection.v1.Connection;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.PrintStream;
import java.util.UUID;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.junit.After;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Test;

public class UpdateConnectionIT {

private static final Logger LOG = Logger.getLogger(UpdateConnectionIT.class.getName());
private static final String LOCATION = "US";
private static final String REGION = "us-central1";
private static final String PROJECT_ID = requireEnvVar("GOOGLE_CLOUD_PROJECT");
private static final String MY_SQL_DATABASE = requireEnvVar("MY_SQL_DATABASE");
private static final String MY_SQL_INSTANCE = requireEnvVar("MY_SQL_INSTANCE");
private static final String DB_USER = requireEnvVar("DB_USER");
private static final String DB_PWD = requireEnvVar("DB_PWD");

private String connectionId;
private ByteArrayOutputStream bout;
private PrintStream out;
private PrintStream originalPrintStream;

private static String requireEnvVar(String varName) {
String value = System.getenv(varName);
assertNotNull(
"Environment variable " + varName + " is required to perform these tests.",
System.getenv(varName));
return value;
}

@BeforeClass
public static void checkRequirements() {
requireEnvVar("GOOGLE_CLOUD_PROJECT");
requireEnvVar("MY_SQL_DATABASE");
requireEnvVar("MY_SQL_INSTANCE");
requireEnvVar("DB_USER");
requireEnvVar("DB_PWD");
}

@Before
public void setUp() throws IOException {
bout = new ByteArrayOutputStream();
out = new PrintStream(bout);
originalPrintStream = System.out;
System.setOut(out);
// create a temporary connection
connectionId = "MY_CONNECTION_TEST_" + UUID.randomUUID().toString().substring(0, 8);
String instanceId = String.format("%s:%s:%s", PROJECT_ID, REGION, MY_SQL_INSTANCE);
CloudSqlCredential cloudSqlCredential =
CloudSqlCredential.newBuilder().setUsername(DB_USER).setPassword(DB_PWD).build();
CloudSqlProperties cloudSqlProperties =
CloudSqlProperties.newBuilder()
.setType(CloudSqlProperties.DatabaseType.MYSQL)
.setDatabase(MY_SQL_DATABASE)
.setInstanceId(instanceId)
.setCredential(cloudSqlCredential)
.build();
Connection connection = Connection.newBuilder().setCloudSql(cloudSqlProperties).build();
CreateConnection.createConnection(PROJECT_ID, LOCATION, connectionId, connection);
}

@After
public void tearDown() throws IOException {
// Clean up
DeleteConnection.deleteConnection(PROJECT_ID, LOCATION, connectionId);
// restores print statements in the original method
System.out.flush();
System.setOut(originalPrintStream);
LOG.log(Level.INFO, bout.toString());
}

@Test
public void testUpdateConnection() throws IOException {
String description = "MY_DESCRIPTION";
Connection connection = Connection.newBuilder().setDescription(description).build();
UpdateConnection.updateConnection(PROJECT_ID, LOCATION, connectionId, connection);
assertThat(bout.toString()).contains("Connection updated successfully :");
}
}

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