com.hotels.bdp.circustrain.s3mapreducecp.jcommander.StorageClassValidator Maven / Gradle / Ivy
/**
* Copyright (C) ${license.git.copyrightYears} Expedia, 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.hotels.bdp.circustrain.s3mapreducecp.jcommander;
import com.beust.jcommander.IParameterValidator;
import com.beust.jcommander.ParameterException;
import com.hotels.bdp.circustrain.s3mapreducecp.aws.AwsUtil;
/**
* Validates that a parameter can be converted to an AWS {@code StorageClass}.
*
* Note this class assumes that values are Storage Class ID's instead of the enumeration name.
*
*/
public class StorageClassValidator implements IParameterValidator {
@Override
public void validate(String name, String value) throws ParameterException {
try {
AwsUtil.toStorageClass(value);
} catch (IllegalArgumentException e) {
throw new ParameterException("Parameter " + name + " is not a valid AWS S3 storage class (found " + value + ")",
e);
}
}
}