/*
* Copyright DataStax, Inc.
*
* 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.datastax.dse.driver.internal.core.auth;
import com.datastax.oss.driver.api.core.auth.AuthenticationException;
import com.datastax.oss.driver.api.core.config.DriverExecutionProfile;
import com.datastax.oss.driver.api.core.config.DriverOption;
import com.datastax.oss.driver.api.core.metadata.EndPoint;
import java.util.ArrayList;
import java.util.List;
public class AuthUtils {
Utility function that checks for the existence of settings and throws an exception if they
aren't present
Params: - config – Current working driver configuration
- authenticatorName – name of authenticator for logging purposes
- endPoint – the host we are attempting to authenticate to
- options – a list of DriverOptions to check to see if they are present
/**
* Utility function that checks for the existence of settings and throws an exception if they
* aren't present
*
* @param config Current working driver configuration
* @param authenticatorName name of authenticator for logging purposes
* @param endPoint the host we are attempting to authenticate to
* @param options a list of DriverOptions to check to see if they are present
*/
public static void validateConfigPresent(
DriverExecutionProfile config,
String authenticatorName,
EndPoint endPoint,
DriverOption... options) {
List<DriverOption> missingOptions = new ArrayList<>();
for (DriverOption option : options) {
if (!config.isDefined(option)) {
missingOptions.add(option);
}
if (missingOptions.size() > 0) {
String message =
"Missing required configuration options for authenticator " + authenticatorName + ":";
for (DriverOption missingOption : missingOptions) {
message = message + " " + missingOption.getPath();
}
throw new AuthenticationException(endPoint, message);
}
}
}
}