| 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.http.internal; |
| 20 | |
| 21 | import static com.google.common.base.Preconditions.checkNotNull; |
| 22 | import static org.jclouds.io.Payloads.newPayload; |
| 23 | |
| 24 | import java.io.File; |
| 25 | import java.io.InputStream; |
| 26 | |
| 27 | import org.jclouds.javax.annotation.Nullable; |
| 28 | |
| 29 | import org.jclouds.io.Payload; |
| 30 | import org.jclouds.io.PayloadEnclosing; |
| 31 | |
| 32 | /** |
| 33 | * |
| 34 | * @author Adrian Cole |
| 35 | */ |
| 36 | public class PayloadEnclosingImpl implements PayloadEnclosing { |
| 37 | protected Payload payload; |
| 38 | |
| 39 | public PayloadEnclosingImpl() { |
| 40 | this(null); |
| 41 | } |
| 42 | |
| 43 | public PayloadEnclosingImpl(@Nullable Payload payload) { |
| 44 | this.payload = payload; |
| 45 | } |
| 46 | |
| 47 | /** |
| 48 | * {@inheritDoc} |
| 49 | */ |
| 50 | @Override |
| 51 | public Payload getPayload() { |
| 52 | return payload; |
| 53 | } |
| 54 | |
| 55 | /** |
| 56 | * {@inheritDoc} |
| 57 | */ |
| 58 | @Override |
| 59 | public void setPayload(Payload data) { |
| 60 | if (this.payload != null) |
| 61 | payload.release(); |
| 62 | this.payload = checkNotNull(data, "data"); |
| 63 | } |
| 64 | |
| 65 | /** |
| 66 | * {@inheritDoc} |
| 67 | */ |
| 68 | @Override |
| 69 | public void setPayload(InputStream data) { |
| 70 | setPayload(newPayload(checkNotNull(data, "data"))); |
| 71 | } |
| 72 | |
| 73 | /** |
| 74 | * {@inheritDoc} |
| 75 | */ |
| 76 | @Override |
| 77 | public void setPayload(byte[] data) { |
| 78 | setPayload(newPayload(checkNotNull(data, "data"))); |
| 79 | } |
| 80 | |
| 81 | /** |
| 82 | * {@inheritDoc} |
| 83 | */ |
| 84 | @Override |
| 85 | public void setPayload(String data) { |
| 86 | setPayload(newPayload(checkNotNull(data, "data"))); |
| 87 | } |
| 88 | |
| 89 | /** |
| 90 | * {@inheritDoc} |
| 91 | */ |
| 92 | @Override |
| 93 | public void setPayload(File data) { |
| 94 | setPayload(newPayload(checkNotNull(data, "data"))); |
| 95 | } |
| 96 | |
| 97 | @Override |
| 98 | public int hashCode() { |
| 99 | final int prime = 31; |
| 100 | int result = 1; |
| 101 | result = prime * result + ((payload == null) ? 0 : payload.hashCode()); |
| 102 | return result; |
| 103 | } |
| 104 | |
| 105 | @Override |
| 106 | public boolean equals(Object obj) { |
| 107 | if (this == obj) |
| 108 | return true; |
| 109 | if (obj == null) |
| 110 | return false; |
| 111 | if (getClass() != obj.getClass()) |
| 112 | return false; |
| 113 | PayloadEnclosingImpl other = (PayloadEnclosingImpl) obj; |
| 114 | if (payload == null) { |
| 115 | if (other.payload != null) |
| 116 | return false; |
| 117 | } else if (!payload.equals(other.payload)) |
| 118 | return false; |
| 119 | return true; |
| 120 | } |
| 121 | |
| 122 | } |