| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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.jclouds.azurecompute.arm.compute.config; |
| |
| import static com.google.common.base.CharMatcher.anyOf; |
| import static com.google.common.base.CharMatcher.inRange; |
| |
| import org.jclouds.predicates.Validator; |
| |
| import com.google.common.base.CharMatcher; |
| import com.google.inject.Singleton; |
| |
| /** |
| * Validates name for azure entities |
| * https://docs.microsoft.com/en-us/azure/architecture/best-practices/naming-conventions |
| * |
| * @see org.jclouds.predicates.Validator |
| */ |
| @Singleton |
| public class AzureNameValidator extends Validator<String> { |
| private static final int minLength = 2; |
| private static final int maxLength = 63; |
| |
| public void validate(String name) { |
| |
| if (name == null || name.length() < minLength || name.length() > maxLength) |
| throw exception(name, "Can't be null or empty. Length must be " + minLength + " to " + maxLength + " symbols"); |
| if (!Character.isLetterOrDigit(name.charAt(0))) |
| throw exception(name, "Should start with letter/number"); |
| |
| CharMatcher range = getAcceptableRange(); |
| if (!range.matchesAllOf(name)) |
| throw exception(name, |
| "Should have lowercase or uppercase ASCII letters, numbers, dashes, underscores and periods"); |
| } |
| |
| private CharMatcher getAcceptableRange() { |
| return inRange('a', 'z').or(inRange('A', 'Z')).or(inRange('0', '9')).or(anyOf("-_.")); |
| } |
| |
| protected IllegalArgumentException exception(String name, String reason) { |
| return new IllegalArgumentException(String.format("Object '%s' doesn't match Azure naming constraints: %s", name, |
| reason)); |
| } |
| |
| } |