mobile/android/thirdparty/ch/boye/httpclientandroidlib/entity/SerializableEntity.java@6474c204b198 (annotated)
mobile/android/thirdparty/ch/boye/httpclientandroidlib/entity/SerializableEntity.java
Wed, 31 Dec 2014 06:09:35 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Wed, 31 Dec 2014 06:09:35 +0100
- changeset 0
- 6474c204b198
- permissions
- -rw-r--r--
Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.
| michael@0 | 1 | /* |
| michael@0 | 2 | * ==================================================================== |
| michael@0 | 3 | * Licensed to the Apache Software Foundation (ASF) under one |
| michael@0 | 4 | * or more contributor license agreements. See the NOTICE file |
| michael@0 | 5 | * distributed with this work for additional information |
| michael@0 | 6 | * regarding copyright ownership. The ASF licenses this file |
| michael@0 | 7 | * to you under the Apache License, Version 2.0 (the |
| michael@0 | 8 | * "License"); you may not use this file except in compliance |
| michael@0 | 9 | * with the License. You may obtain a copy of the License at |
| michael@0 | 10 | * |
| michael@0 | 11 | * http://www.apache.org/licenses/LICENSE-2.0 |
| michael@0 | 12 | * |
| michael@0 | 13 | * Unless required by applicable law or agreed to in writing, |
| michael@0 | 14 | * software distributed under the License is distributed on an |
| michael@0 | 15 | * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| michael@0 | 16 | * KIND, either express or implied. See the License for the |
| michael@0 | 17 | * specific language governing permissions and limitations |
| michael@0 | 18 | * under the License. |
| michael@0 | 19 | * ==================================================================== |
| michael@0 | 20 | * |
| michael@0 | 21 | * This software consists of voluntary contributions made by many |
| michael@0 | 22 | * individuals on behalf of the Apache Software Foundation. For more |
| michael@0 | 23 | * information on the Apache Software Foundation, please see |
| michael@0 | 24 | * <http://www.apache.org/>. |
| michael@0 | 25 | * |
| michael@0 | 26 | */ |
| michael@0 | 27 | |
| michael@0 | 28 | package ch.boye.httpclientandroidlib.entity; |
| michael@0 | 29 | |
| michael@0 | 30 | import java.io.ByteArrayInputStream; |
| michael@0 | 31 | import java.io.ByteArrayOutputStream; |
| michael@0 | 32 | import java.io.IOException; |
| michael@0 | 33 | import java.io.InputStream; |
| michael@0 | 34 | import java.io.ObjectOutputStream; |
| michael@0 | 35 | import java.io.OutputStream; |
| michael@0 | 36 | import java.io.Serializable; |
| michael@0 | 37 | |
| michael@0 | 38 | /** |
| michael@0 | 39 | * A streamed entity that obtains its content from a {@link Serializable}. |
| michael@0 | 40 | * The content obtained from the {@link Serializable} instance can |
| michael@0 | 41 | * optionally be buffered in a byte array in order to make the |
| michael@0 | 42 | * entity self-contained and repeatable. |
| michael@0 | 43 | * |
| michael@0 | 44 | * @since 4.0 |
| michael@0 | 45 | */ |
| michael@0 | 46 | public class SerializableEntity extends AbstractHttpEntity { |
| michael@0 | 47 | |
| michael@0 | 48 | private byte[] objSer; |
| michael@0 | 49 | |
| michael@0 | 50 | private Serializable objRef; |
| michael@0 | 51 | |
| michael@0 | 52 | /** |
| michael@0 | 53 | * Creates new instance of this class. |
| michael@0 | 54 | * |
| michael@0 | 55 | * @param ser input |
| michael@0 | 56 | * @param bufferize tells whether the content should be |
| michael@0 | 57 | * stored in an internal buffer |
| michael@0 | 58 | * @throws IOException in case of an I/O error |
| michael@0 | 59 | */ |
| michael@0 | 60 | public SerializableEntity(Serializable ser, boolean bufferize) throws IOException { |
| michael@0 | 61 | super(); |
| michael@0 | 62 | if (ser == null) { |
| michael@0 | 63 | throw new IllegalArgumentException("Source object may not be null"); |
| michael@0 | 64 | } |
| michael@0 | 65 | |
| michael@0 | 66 | if (bufferize) { |
| michael@0 | 67 | createBytes(ser); |
| michael@0 | 68 | } else { |
| michael@0 | 69 | this.objRef = ser; |
| michael@0 | 70 | } |
| michael@0 | 71 | } |
| michael@0 | 72 | |
| michael@0 | 73 | private void createBytes(Serializable ser) throws IOException { |
| michael@0 | 74 | ByteArrayOutputStream baos = new ByteArrayOutputStream(); |
| michael@0 | 75 | ObjectOutputStream out = new ObjectOutputStream(baos); |
| michael@0 | 76 | out.writeObject(ser); |
| michael@0 | 77 | out.flush(); |
| michael@0 | 78 | this.objSer = baos.toByteArray(); |
| michael@0 | 79 | } |
| michael@0 | 80 | |
| michael@0 | 81 | public InputStream getContent() throws IOException, IllegalStateException { |
| michael@0 | 82 | if (this.objSer == null) { |
| michael@0 | 83 | createBytes(this.objRef); |
| michael@0 | 84 | } |
| michael@0 | 85 | return new ByteArrayInputStream(this.objSer); |
| michael@0 | 86 | } |
| michael@0 | 87 | |
| michael@0 | 88 | public long getContentLength() { |
| michael@0 | 89 | if (this.objSer == null) { |
| michael@0 | 90 | return -1; |
| michael@0 | 91 | } else { |
| michael@0 | 92 | return this.objSer.length; |
| michael@0 | 93 | } |
| michael@0 | 94 | } |
| michael@0 | 95 | |
| michael@0 | 96 | public boolean isRepeatable() { |
| michael@0 | 97 | return true; |
| michael@0 | 98 | } |
| michael@0 | 99 | |
| michael@0 | 100 | public boolean isStreaming() { |
| michael@0 | 101 | return this.objSer == null; |
| michael@0 | 102 | } |
| michael@0 | 103 | |
| michael@0 | 104 | public void writeTo(OutputStream outstream) throws IOException { |
| michael@0 | 105 | if (outstream == null) { |
| michael@0 | 106 | throw new IllegalArgumentException("Output stream may not be null"); |
| michael@0 | 107 | } |
| michael@0 | 108 | |
| michael@0 | 109 | if (this.objSer == null) { |
| michael@0 | 110 | ObjectOutputStream out = new ObjectOutputStream(outstream); |
| michael@0 | 111 | out.writeObject(this.objRef); |
| michael@0 | 112 | out.flush(); |
| michael@0 | 113 | } else { |
| michael@0 | 114 | outstream.write(this.objSer); |
| michael@0 | 115 | outstream.flush(); |
| michael@0 | 116 | } |
| michael@0 | 117 | } |
| michael@0 | 118 | |
| michael@0 | 119 | } |
