/*******************************************************************************
* Copyright (c) 2013 GigaSpaces Technologies Ltd. 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.
* 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.cloudifysource.rest.validators;
import org.cloudifysource.dsl.internal.CloudifyErrorMessages;
import org.cloudifysource.rest.controllers.RestErrorException;
import org.springframework.stereotype.Component;
/**
* Validates that the count is greater than zero.
* @author yael
* @since 2.7.0
*
*/
@Component
public class ValidateSetInstancesCount implements SetServiceInstancesValidator {
@Override
public void validate(final SetServiceInstancesValidationContext validationContext) throws RestErrorException {
int count = validationContext.getRequest().getCount();
if (count <= 0) {
throw new RestErrorException(CloudifyErrorMessages.INVALID_INSTANCES_COUNT.getName(), count);
}
}
}