/*
* Copyright 2016 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://aws.amazon.com/apache2.0
*
* 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 com.amazonaws.eclipse.lambda.project.wizard.page.validator;
import org.eclipse.core.databinding.validation.IValidator;
import org.eclipse.core.databinding.validation.ValidationStatus;
import org.eclipse.core.runtime.IStatus;
import com.amazonaws.util.StringUtils;
public class StackNameValidator implements IValidator {
public String message;
private static final String PATTERN = "^[a-zA-Z]([a-zA-Z\\-0-9])*";
public IStatus validate(Object value) {
String s = (String)value;
if (StringUtils.isNullOrEmpty(s)) {
return ValidationStatus.error("The stack name must be provided!");
}
s = s.trim();
if (s.matches(PATTERN)) {
return ValidationStatus.ok();
} else {
return ValidationStatus.error("Must contain only letters, numbers, dashes and start with an alpha character.");
}
}
}