| 1 | /** |
| 2 | * Licensed to jclouds, Inc. (jclouds) under one or more |
| 3 | * contributor license agreements. See the NOTICE file |
| 4 | * distributed with this work for additional information |
| 5 | * regarding copyright ownership. jclouds licenses this file |
| 6 | * to you under the Apache License, Version 2.0 (the |
| 7 | * "License"); you may not use this file except in compliance |
| 8 | * with the License. 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, |
| 13 | * software distributed under the License is distributed on an |
| 14 | * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| 15 | * KIND, either express or implied. See the License for the |
| 16 | * specific language governing permissions and limitations |
| 17 | * under the License. |
| 18 | */ |
| 19 | package org.jclouds.io.payloads; |
| 20 | |
| 21 | import static com.google.common.base.Preconditions.checkNotNull; |
| 22 | |
| 23 | import java.io.IOException; |
| 24 | import java.io.InputStream; |
| 25 | import java.io.OutputStream; |
| 26 | |
| 27 | import org.jclouds.io.MutableContentMetadata; |
| 28 | import org.jclouds.io.Payload; |
| 29 | |
| 30 | /** |
| 31 | * |
| 32 | * @author Adrian Cole |
| 33 | */ |
| 34 | public class DelegatingPayload implements Payload { |
| 35 | |
| 36 | private final Payload delegate; |
| 37 | |
| 38 | public DelegatingPayload(Payload delegate) { |
| 39 | this.delegate = checkNotNull(delegate, "delegate"); |
| 40 | } |
| 41 | |
| 42 | /** |
| 43 | * {@inheritDoc} |
| 44 | */ |
| 45 | @Override |
| 46 | public InputStream getInput() { |
| 47 | return delegate.getInput(); |
| 48 | } |
| 49 | |
| 50 | /** |
| 51 | * {@inheritDoc} |
| 52 | */ |
| 53 | @Override |
| 54 | public Object getRawContent() { |
| 55 | return delegate.getInput(); |
| 56 | } |
| 57 | |
| 58 | /** |
| 59 | * {@inheritDoc} |
| 60 | */ |
| 61 | @Override |
| 62 | public boolean isRepeatable() { |
| 63 | return delegate.isRepeatable(); |
| 64 | } |
| 65 | |
| 66 | /** |
| 67 | * {@inheritDoc} |
| 68 | */ |
| 69 | @Override |
| 70 | public void writeTo(OutputStream outstream) throws IOException { |
| 71 | delegate.writeTo(outstream); |
| 72 | } |
| 73 | |
| 74 | /** |
| 75 | * {@inheritDoc} |
| 76 | */ |
| 77 | @Override |
| 78 | public int hashCode() { |
| 79 | return delegate.hashCode(); |
| 80 | } |
| 81 | |
| 82 | /** |
| 83 | * {@inheritDoc} |
| 84 | */ |
| 85 | @Override |
| 86 | public boolean equals(Object obj) { |
| 87 | return delegate.equals(obj); |
| 88 | |
| 89 | } |
| 90 | |
| 91 | public Payload getDelegate() { |
| 92 | return delegate; |
| 93 | } |
| 94 | |
| 95 | @Override |
| 96 | public void release() { |
| 97 | delegate.release(); |
| 98 | } |
| 99 | |
| 100 | @Override |
| 101 | public void close() throws IOException { |
| 102 | delegate.close(); |
| 103 | } |
| 104 | |
| 105 | @Override |
| 106 | public MutableContentMetadata getContentMetadata() { |
| 107 | return delegate.getContentMetadata(); |
| 108 | } |
| 109 | |
| 110 | @Override |
| 111 | public void setContentMetadata(MutableContentMetadata in) { |
| 112 | delegate.setContentMetadata(in); |
| 113 | } |
| 114 | } |