wasSharpNET – Diff between revs 27 and 28
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1 | /////////////////////////////////////////////////////////////////////////// |
1 | /////////////////////////////////////////////////////////////////////////// |
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2 | // Copyright (C) Wizardry and Steamworks 2013 - License: GNU GPLv3 // |
2 | // Copyright (C) Wizardry and Steamworks 2013 - License: GNU GPLv3 // |
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3 | // Please see: http://www.gnu.org/licenses/gpl.html for legal details, // |
3 | // Please see: http://www.gnu.org/licenses/gpl.html for legal details, // |
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4 | // rights of fair usage, the disclaimer and warranty conditions. // |
4 | // rights of fair usage, the disclaimer and warranty conditions. // |
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5 | /////////////////////////////////////////////////////////////////////////// |
5 | /////////////////////////////////////////////////////////////////////////// |
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6 | // Based on: Danilow @ https://stackoverflow.com/questions/23897145/memory-leak-using-streamreader-and-xmlserializer/ |
6 | // Based on: Danilow @ https://stackoverflow.com/questions/23897145/memory-leak-using-streamreader-and-xmlserializer/ |
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7 | |
7 | |
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8 | using System; |
8 | using System; |
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9 | using System.Collections.Generic; |
9 | using System.Collections.Generic; |
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10 | using System.IO; |
10 | using System.IO; |
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11 | using System.Linq; |
11 | using System.Linq; |
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- | 12 | using System.Text; |
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12 | using System.Threading; |
13 | using System.Threading; |
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- | 14 | using System.Threading.Tasks; |
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13 | using System.Xml; |
15 | using System.Xml; |
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14 | using System.Xml.Linq; |
16 | using System.Xml.Linq; |
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15 | using System.Xml.Serialization; |
17 | using System.Xml.Serialization; |
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16 | |
18 | |
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17 | namespace wasSharpNET.Serialization |
19 | namespace wasSharpNET.Serialization |
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18 | { |
20 | { |
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19 | public static class XmlSerializerCache |
21 | public static class XmlSerializerCache |
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20 | { |
22 | { |
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21 | private static readonly ReaderWriterLockSlim SerializerCacheLock = |
23 | private static readonly ReaderWriterLockSlim SerializerCacheLock = |
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22 | new ReaderWriterLockSlim(LockRecursionPolicy.SupportsRecursion); |
24 | new ReaderWriterLockSlim(LockRecursionPolicy.SupportsRecursion); |
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23 | |
25 | |
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24 | private static readonly Dictionary<string, XmlSerializer> SerializerCache = |
26 | private static readonly Dictionary<string, XmlSerializer> SerializerCache = |
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25 | new Dictionary<string, XmlSerializer>(); |
27 | new Dictionary<string, XmlSerializer>(); |
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26 | |
28 | |
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27 | public static XmlSerializer GetSerializer<T>() |
29 | public static XmlSerializer GetSerializer<T>() |
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28 | { |
30 | { |
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29 | return GetSerializer<T>(null); |
31 | return GetSerializer<T>(null); |
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30 | } |
32 | } |
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31 | |
33 | |
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32 | public static XmlSerializer GetSerializer<T>(Type[] ExtraTypes) |
34 | public static XmlSerializer GetSerializer<T>(Type[] ExtraTypes) |
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33 | { |
35 | { |
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34 | return GetSerializer(typeof(T), ExtraTypes); |
36 | return GetSerializer(typeof(T), ExtraTypes); |
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35 | } |
37 | } |
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36 | |
38 | |
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37 | public static XmlSerializer GetSerializer(Type MainTypeForSerialization) |
39 | public static XmlSerializer GetSerializer(Type MainTypeForSerialization) |
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38 | { |
40 | { |
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39 | return GetSerializer(MainTypeForSerialization, null); |
41 | return GetSerializer(MainTypeForSerialization, null); |
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40 | } |
42 | } |
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41 | |
43 | |
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42 | public static XmlSerializer GetSerializer(Type MainTypeForSerialization, Type[] ExtraTypes) |
44 | public static XmlSerializer GetSerializer(Type MainTypeForSerialization, Type[] ExtraTypes) |
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43 | { |
45 | { |
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44 | var Signature = MainTypeForSerialization.FullName; |
46 | var Signature = MainTypeForSerialization.FullName; |
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45 | if (ExtraTypes != null) |
47 | if (ExtraTypes != null) |
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46 | Signature = ExtraTypes.Aggregate(Signature, (current, tp) => current + "-" + tp.FullName); |
48 | Signature = ExtraTypes.Aggregate(Signature, (current, tp) => current + "-" + tp.FullName); |
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47 | |
49 | |
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48 | SerializerCacheLock.EnterReadLock(); |
50 | SerializerCacheLock.EnterReadLock(); |
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49 | XmlSerializer XmlEventSerializer; |
51 | XmlSerializer XmlEventSerializer; |
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50 | if (SerializerCache.TryGetValue(Signature, out XmlEventSerializer)) |
52 | if (SerializerCache.TryGetValue(Signature, out XmlEventSerializer)) |
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51 | { |
53 | { |
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52 | SerializerCacheLock.ExitReadLock(); |
54 | SerializerCacheLock.ExitReadLock(); |
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53 | return XmlEventSerializer; |
55 | return XmlEventSerializer; |
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54 | } |
56 | } |
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55 | SerializerCacheLock.ExitReadLock(); |
57 | SerializerCacheLock.ExitReadLock(); |
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56 | |
58 | |
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57 | if (ExtraTypes == null) |
59 | if (ExtraTypes == null) |
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58 | return new XmlSerializer(MainTypeForSerialization); |
60 | return new XmlSerializer(MainTypeForSerialization); |
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59 | |
61 | |
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60 | XmlEventSerializer = new XmlSerializer(MainTypeForSerialization, ExtraTypes); |
62 | XmlEventSerializer = new XmlSerializer(MainTypeForSerialization, ExtraTypes); |
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61 | SerializerCacheLock.EnterWriteLock(); |
63 | SerializerCacheLock.EnterWriteLock(); |
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62 | SerializerCache.Add(Signature, XmlEventSerializer); |
64 | SerializerCache.Add(Signature, XmlEventSerializer); |
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63 | SerializerCacheLock.ExitWriteLock(); |
65 | SerializerCacheLock.ExitWriteLock(); |
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64 | |
66 | |
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65 | return XmlEventSerializer; |
67 | return XmlEventSerializer; |
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66 | } |
68 | } |
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67 | |
69 | |
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68 | public static T Deserialize<T>(XDocument XmlData) |
70 | public static T Deserialize<T>(XDocument XmlData) |
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69 | { |
71 | { |
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70 | return Deserialize<T>(XmlData, null); |
72 | return Deserialize<T>(XmlData, null); |
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71 | } |
73 | } |
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72 | |
74 | |
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73 | public static T Deserialize<T>(XDocument XmlData, Type[] ExtraTypes) |
75 | public static T Deserialize<T>(XDocument XmlData, Type[] ExtraTypes) |
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74 | { |
76 | { |
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75 | try |
77 | try |
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76 | { |
78 | { |
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77 | using (var XmlReader = XmlData.Root.CreateReader()) |
79 | using (var XmlReader = XmlData.Root.CreateReader()) |
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78 | { |
80 | { |
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79 | return (T) GetSerializer<T>(ExtraTypes).Deserialize(XmlReader); |
81 | return (T) GetSerializer<T>(ExtraTypes).Deserialize(XmlReader); |
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80 | } |
82 | } |
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81 | } |
83 | } |
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82 | catch (Exception ex) |
84 | catch (Exception ex) |
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83 | { |
85 | { |
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84 | throw new Exception("Could not deserialize to " + typeof(T).Name, ex); |
86 | throw new Exception("Could not deserialize to " + typeof(T).Name, ex); |
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85 | } |
87 | } |
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86 | } |
88 | } |
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87 | |
89 | |
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88 | public static T Deserialize<T>(string XmlData) |
90 | public static T Deserialize<T>(string XmlData) |
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89 | { |
91 | { |
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90 | return Deserialize<T>(XmlData, null); |
92 | return Deserialize<T>(XmlData, null); |
|
91 | } |
93 | } |
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92 | |
94 | |
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93 | public static T Deserialize<T>(string XmlData, Type[] ExtraTypes) |
95 | public static T Deserialize<T>(string XmlData, Type[] ExtraTypes) |
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94 | { |
96 | { |
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95 | try |
97 | try |
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96 | { |
98 | { |
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97 | using (var memoryStream = new MemoryStream()) |
99 | using (var XmlReader = XDocument.Parse(XmlData).Root.CreateReader()) |
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98 | { |
100 | { |
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99 | using (var streamWriter = new StreamWriter(memoryStream)) |
- | ||
100 | { |
- | ||
101 | streamWriter.Write(XmlData); |
- | ||
102 | streamWriter.Flush(); |
- | ||
103 | memoryStream.Position = 0; |
- | ||
104 | return (T) GetSerializer<T>(ExtraTypes).Deserialize(memoryStream); |
101 | return (T) GetSerializer<T>(ExtraTypes).Deserialize(XmlReader); |
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105 | } |
- | ||
106 | } |
102 | } |
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107 | } |
103 | } |
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108 | catch (Exception ex) |
104 | catch (Exception ex) |
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109 | { |
105 | { |
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110 | throw new Exception("Could not deserialize to " + typeof(T).Name, ex); |
106 | throw new Exception("Could not deserialize to " + typeof(T).Name, ex); |
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111 | } |
107 | } |
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112 | } |
108 | } |
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113 | |
109 | |
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114 | public static XDocument Serialize<T>(T Object, Type[] ExtraTypes) |
110 | public static XDocument Serialize<T>(T Object, Type[] ExtraTypes) |
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115 | { |
111 | { |
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116 | try |
112 | try |
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117 | { |
113 | { |
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118 | using (var memoryStream = new MemoryStream()) |
114 | using (var memoryStream = new MemoryStream()) |
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119 | { |
115 | { |
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120 | using (var streamReader = new StreamReader(memoryStream)) |
116 | using (var streamReader = new StreamReader(memoryStream)) |
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121 | { |
117 | { |
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122 | using (var xmlWriter = XmlWriter.Create(memoryStream, new XmlWriterSettings {Indent = true})) |
118 | using (var xmlWriter = XmlWriter.Create(memoryStream, new XmlWriterSettings {Indent = true})) |
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123 | { |
119 | { |
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124 | var ns = new XmlSerializerNamespaces(); |
120 | var ns = new XmlSerializerNamespaces(); |
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125 | ns.Add(string.Empty, string.Empty); |
121 | ns.Add(string.Empty, string.Empty); |
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126 | GetSerializer<T>(ExtraTypes).Serialize(xmlWriter, Object, ns); |
122 | GetSerializer<T>(ExtraTypes).Serialize(xmlWriter, Object, ns); |
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127 | xmlWriter.Flush(); |
123 | xmlWriter.Flush(); |
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128 | memoryStream.Position = 0L; |
124 | memoryStream.Position = 0L; |
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129 | return XDocument.Load(streamReader, LoadOptions.None); |
125 | return XDocument.Load(streamReader, LoadOptions.None); |
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130 | } |
126 | } |
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131 | } |
127 | } |
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132 | } |
128 | } |
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133 | } |
129 | } |
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134 | catch (Exception ex) |
130 | catch (Exception ex) |
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135 | { |
131 | { |
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136 | throw new Exception("Could not serialize from " + typeof(T).Name + " to xml string", ex); |
132 | throw new Exception("Could not serialize from " + typeof(T).Name + " to xml string", ex); |
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137 | } |
133 | } |
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138 | } |
134 | } |
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139 | |
135 | |
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140 | public static XDocument Serialize<T>(T Object) |
136 | public static XDocument Serialize<T>(T Object) |
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141 | { |
137 | { |
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142 | return Serialize(Object, null); |
138 | return Serialize(Object, null); |
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143 | } |
139 | } |
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144 | |
140 | |
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145 | public static T Deserialize<T>(StreamReader streamReader) |
141 | public static async Task<T> Deserialize<T>(StreamReader streamReader) |
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146 | { |
142 | { |
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147 | return Deserialize<T>(streamReader.ReadToEnd(), null); |
143 | return Deserialize<T>(await streamReader.ReadToEndAsync(), null); |
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148 | } |
144 | } |
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149 | |
145 | |
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150 | public static T Deserialize<T>(Stream stream) |
146 | public static async Task<T> Deserialize<T>(Stream stream) |
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151 | { |
147 | { |
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152 | using (var memoryStream = new MemoryStream()) |
148 | using (var memoryStream = new MemoryStream()) |
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153 | { |
149 | { |
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154 | stream.CopyTo(memoryStream); |
150 | await stream.CopyToAsync(memoryStream); |
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155 | memoryStream.Position = 0L; |
151 | memoryStream.Position = 0L; |
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156 | using (var streamReader = new StreamReader(memoryStream)) |
152 | using (var streamReader = new StreamReader(memoryStream)) |
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157 | { |
153 | { |
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158 | return Deserialize<T>(streamReader.ReadToEnd(), null); |
154 | return Deserialize<T>(streamReader.ReadToEnd(), null); |
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159 | } |
155 | } |
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160 | } |
156 | } |
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161 | } |
157 | } |
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162 | |
158 | |
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163 | public static void Serialize<T>(Stream stream, T value) |
159 | public static void Serialize<T>(Stream stream, T value) |
|
164 | { |
160 | { |
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165 | Serialize(value, null).Save(stream); |
161 | Serialize(value, null).Save(stream); |
|
166 | } |
162 | } |
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167 | |
163 | |
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168 | public static void Serialize<T>(StreamWriter streamWriter, T value) |
164 | public static void Serialize<T>(StreamWriter streamWriter, T value) |
|
169 | { |
165 | { |
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170 | Serialize(value, null).Save(streamWriter); |
166 | Serialize(value, null).Save(streamWriter); |
|
171 | } |
167 | } |
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172 | |
168 | |
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173 | public static void Serialize<T>(StringWriter stringWriter, T value) |
169 | public static void Serialize<T>(StringWriter stringWriter, T value) |
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174 | { |
170 | { |
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175 | Serialize(value, null).Save(stringWriter); |
171 | Serialize(value, null).Save(stringWriter); |
|
176 | } |
172 | } |
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177 | |
173 | |
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178 | public static T Deserialize<T>(TextReader reader) |
174 | public static async Task<T> Deserialize<T>(TextReader reader) |
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179 | { |
175 | { |
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180 | return Deserialize<T>(reader.ReadToEnd(), null); |
176 | return Deserialize<T>(await reader.ReadToEndAsync(), null); |
|
181 | } |
177 | } |
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182 | } |
178 | } |
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183 | } |
179 | } |
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184 | |
180 | |
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185 |
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181 |
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186 | |
182 | |
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187 | |
183 | |
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188 | |
184 | |