| 1 | /** |
| 2 | * |
| 3 | * Copyright (C) 2011 Cloud Conscious, LLC. <info@cloudconscious.com> |
| 4 | * |
| 5 | * ==================================================================== |
| 6 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 7 | * you may not use this file except in compliance with the License. |
| 8 | * You may obtain a copy of the License at |
| 9 | * |
| 10 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 11 | * |
| 12 | * Unless required by applicable law or agreed to in writing, software |
| 13 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 14 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 15 | * See the License for the specific language governing permissions and |
| 16 | * limitations under the License. |
| 17 | * ==================================================================== |
| 18 | */ |
| 19 | package org.jclouds.predicates.validators; |
| 20 | |
| 21 | import org.jclouds.predicates.Validator; |
| 22 | |
| 23 | import javax.annotation.Nullable; |
| 24 | |
| 25 | /** |
| 26 | * Validates that the string paremeter doesn't have any uppercase letters. |
| 27 | * |
| 28 | * @see org.jclouds.rest.InputParamValidator |
| 29 | * @see org.jclouds.predicates.Validator |
| 30 | */ |
| 31 | public class AllLowerCaseValidator extends Validator<String> { |
| 32 | |
| 33 | public void validate(@Nullable String s) { |
| 34 | if (!(s == null || s.toLowerCase().equals(s))) { |
| 35 | throw new IllegalArgumentException(String.format( |
| 36 | "Object '%s' doesn't match the lower case", s)); |
| 37 | } |
| 38 | } |
| 39 | |
| 40 | } |