src/main/java/org/apache/aurora/scheduler/config/validators/NotEmptyString.java

/**
 * 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 org.apache.aurora.scheduler.config.validators;

import com.beust.jcommander.IValueValidator;
import com.beust.jcommander.ParameterException;

public class NotEmptyString implements IValueValidator<String> {
  @Override
  public void validate(String name, String value) throws ParameterException {
    if (value.isEmpty()) {
      throw new ParameterException(String.format("%s must not be empty", name));
    }
  }
}