| 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.blobstore.options; |
| 20 | |
| 21 | /** |
| 22 | * Contains options supported in the put blob operation. <h2> |
| 23 | * Usage</h2> The recommended way to instantiate a PutOptions object is to statically import |
| 24 | * PutOptions.* and invoke a static creation method followed by an instance mutator (if needed): |
| 25 | * <p/> |
| 26 | * <code> |
| 27 | * import static org.jclouds.blobstore.options.PutOptions.Builder.* |
| 28 | * eTag = blobStore.putBlob("container", blob, multipart()); |
| 29 | * <code> |
| 30 | * |
| 31 | * @author Adrian Cole |
| 32 | */ |
| 33 | public class PutOptions implements Cloneable { |
| 34 | |
| 35 | public static final ImmutablePutOptions NONE = new ImmutablePutOptions(new PutOptions()); |
| 36 | |
| 37 | private boolean multipart; |
| 38 | |
| 39 | public PutOptions() { |
| 40 | } |
| 41 | |
| 42 | PutOptions(boolean multipart) { |
| 43 | this.multipart = multipart; |
| 44 | } |
| 45 | |
| 46 | public static class ImmutablePutOptions extends PutOptions { |
| 47 | private final PutOptions delegate; |
| 48 | |
| 49 | public ImmutablePutOptions(PutOptions delegate) { |
| 50 | this.delegate = delegate; |
| 51 | } |
| 52 | |
| 53 | @Override |
| 54 | public boolean isMultipart() { |
| 55 | return delegate.isMultipart(); |
| 56 | } |
| 57 | |
| 58 | @Override |
| 59 | public PutOptions multipart() { |
| 60 | throw new UnsupportedOperationException(); |
| 61 | } |
| 62 | |
| 63 | @Override |
| 64 | public PutOptions clone() { |
| 65 | return delegate.clone(); |
| 66 | } |
| 67 | |
| 68 | @Override |
| 69 | public String toString() { |
| 70 | return delegate.toString(); |
| 71 | } |
| 72 | |
| 73 | } |
| 74 | |
| 75 | public boolean isMultipart() { |
| 76 | return multipart; |
| 77 | } |
| 78 | |
| 79 | /** |
| 80 | * split large blobs into pieces, if supported by the provider |
| 81 | */ |
| 82 | public PutOptions multipart() { |
| 83 | this.multipart = true; |
| 84 | return this; |
| 85 | } |
| 86 | |
| 87 | public static class Builder { |
| 88 | |
| 89 | /** |
| 90 | * @see PutOptions#multipart() |
| 91 | */ |
| 92 | public static PutOptions multipart() { |
| 93 | PutOptions options = new PutOptions(); |
| 94 | return options.multipart(); |
| 95 | } |
| 96 | |
| 97 | } |
| 98 | |
| 99 | @Override |
| 100 | public PutOptions clone() { |
| 101 | return new PutOptions(multipart); |
| 102 | } |
| 103 | |
| 104 | @Override |
| 105 | public String toString() { |
| 106 | return "[multipart=" + multipart + "]"; |
| 107 | } |
| 108 | } |