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ConnectionOptionsExamples.java
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ConnectionOptionsExamples.java
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/*
* Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License").
* You may not use this file except in compliance with the License.
* A copy of the License is located at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* or in the "license" file accompanying this file. This file 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 sample.applications;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;
import java.util.Properties;
/**
* This class provides an example on how to create a {@link Connection} with some extra config options.
*/
public class ConnectionOptionsExamples {
/**
* This function creates a {@link Connection} with additional config options.
*
* @return {@link Connection} with additional config options.
* @throws SQLException If creating the {@link Connection} Object fails or is not valid.
*/
public static Connection createConnectionWithExtraConfigs() throws SQLException {
// To enable IAM SigV4 authentication, set the AuthScheme to IAMSigV4 in the Properties map.
final Properties properties = new Properties();
// To enable encryption, set the UseEncryption to true in the Properties map.
properties.put("UseEncryption", "true");
// To set the connection timeout, set the ConnectionTimeout to an integer valued string (milliseconds) in the Properties map.
properties.put("ConnectionTimeout", "1000");
// To set the connection retry count, set the ConnectionRetryCount to an integer valued string in the Properties map.
properties.put("ConnectionRetryCount", "3");
// To set the connection pool size, set the ConnectionPoolSize to an integer valued string in the Properties map.
properties.put("ConnectionPoolSize", "1000");
// To set the log level, set the LogLevel to a string value in the Properties map.
properties.put("LogLevel", "DEBUG");
final Connection connection = DriverManager.getConnection(ExampleConfigs.getConnectionString(), properties);
// Validate the connection with a timeout of 5 seconds.
// If this line fails, create a {@link java.sql.Statement} and execute a literal query to check the error reported there.
if (!connection.isValid(5)) {
throw new SQLException(
"Connection is not valid, verify that the url, port, and credentials are set correctly.");
}
return connection;
}
}