| 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.filesystem.predicates.validators.internal; |
| 20 | |
| 21 | import java.io.File; |
| 22 | |
| 23 | import org.jclouds.filesystem.predicates.validators.FilesystemBlobKeyValidator; |
| 24 | |
| 25 | import com.google.inject.Singleton; |
| 26 | |
| 27 | /** |
| 28 | * Validates name for filesystem container blob keys implementation |
| 29 | * |
| 30 | * @see org.jclouds.rest.InputParamValidator |
| 31 | * @see org.jclouds.predicates.Validator |
| 32 | * |
| 33 | * @author Alfredo "Rainbowbreeze" Morresi |
| 34 | */ |
| 35 | @Singleton |
| 36 | public class FilesystemBlobKeyValidatorImpl extends FilesystemBlobKeyValidator { |
| 37 | |
| 38 | @Override |
| 39 | public void validate(String name) throws IllegalArgumentException { |
| 40 | //blob key cannot be null or empty |
| 41 | if (name == null || name.length() < 1) |
| 42 | throw new IllegalArgumentException("Blob key can't be null or empty"); |
| 43 | |
| 44 | //blobkey cannot start with / (or \ in Windows) character |
| 45 | if (name.startsWith(File.separator)) |
| 46 | throw new IllegalArgumentException(String.format( |
| 47 | "Blob key '%s' cannot start with character %s", name, File.separator)); |
| 48 | |
| 49 | //blobkey cannot end with / (or \ in Windows) character |
| 50 | if (name.endsWith(File.separator)) |
| 51 | throw new IllegalArgumentException(String.format( |
| 52 | "Blob key '%s' cannot end with character %s", name, File.separator)); |
| 53 | } |
| 54 | |
| 55 | } |