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annotate orange/serialization/archives/Archive.d @ 25:b51e953f79eb experimental

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Second step in refactoring the API.
author Jacob Carlborg <doob@me.com>
date Wed, 06 Oct 2010 16:18:02 +0200
parents 55f0a9d5df8d
children 78e5fef4bbf2
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1 /**
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2 * Copyright: Copyright (c) 2010 Jacob Carlborg.
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3 * Authors: Jacob Carlborg
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4 * Version: Initial created: Feb 6, 2010
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5 * License: $(LINK2 http://www.boost.org/LICENSE_1_0.txt, Boost Software License 1.0)
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6 */
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7 module orange.serialization.archives.Archive;
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8
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9 version (Tango)
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10 import tango.util.Convert;
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11
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12 else
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13 {
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14 import std.conv;
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15 alias ConvError ConversionException;
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16 }
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18 import orange.serialization.archives.ArchiveException;
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19 import orange.util.string;
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21 private enum ArchiveMode
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22 {
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23 archiving,
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24 unarchiving
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25 }
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26
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27 struct Array
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28 {
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29 void* ptr;
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30 size_t length;
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31 size_t elementSize;
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32
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33 bool isSliceOf (Array b)
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34 {
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35 return ptr >= b.ptr && ptr + length * elementSize <= b.ptr + b.length * b.elementSize;
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36 }
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37 }
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38
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39 struct Slice
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40 {
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41 size_t length;
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42 size_t offset;
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43 size_t id;
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44 }
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45
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46 interface IArchive
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47 {
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48 version (Tango) alias void[] IDataType;
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49 else mixin ("alias immutable(void)[] IDataType;");
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50
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51 void beginArchiving ();
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52 void beginUnarchiving (IDataType data);
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53
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54 IDataType data ();
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55 void postProcess ();
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56 void reset ();
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57
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58 void archiveArray (Array array, string type, string key, size_t id, void delegate () dg);
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59 void archiveAssociativeArray (string keyType, string valueType, size_t length, string key, size_t id, void delegate () dg);
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60
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61 void archiveEnum (bool value, string key, size_t id);
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62 void archiveEnum (byte value, string key, size_t id);
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63 void archiveEnum (char value, string key, size_t id);
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64 void archiveEnum (dchar value, string key, size_t id);
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65 void archiveEnum (int value, string key, size_t id);
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66 void archiveEnum (long value, string key, size_t id);
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67 void archiveEnum (short value, string key, size_t id);
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68 void archiveEnum (ubyte value, string key, size_t id);
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69 void archiveEnum (uint value, string key, size_t id);
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70 void archiveEnum (ulong value, string key, size_t id);
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71 void archiveEnum (ushort value, string key, size_t id);
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72 void archiveEnum (wchar value, string key, size_t id);
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73
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74 void archiveBaseClass (string type, string key, size_t id);
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75 void archiveNull (string type, string key);
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76 void archiveObject (string runtimeType, string type, string key, size_t id, void delegate () dg);
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77 void archivePointer (string key, size_t id);
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78 void archiveReference (string key, size_t id);
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79 //void archiveSlice (size_t length, size_t offset, string key, size_t id);
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80 void archiveStruct (string type, string key, size_t id, void delegate () dg);
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81 void archiveTypedef (string type, string key, size_t id, void delegate () dg);
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82
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83 void archive (string value, string key, size_t id);
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84 void archive (wstring value, string key, size_t id);
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85 void archive (dstring value, string key, size_t id);
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86 void archive (bool value, string key, size_t id);
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87 void archive (byte value, string key, size_t id);
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88 //void archive (cdouble value, string key, size_t id);
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89 //void archive (cent value, string key, size_t id);
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90 //void archive (cfloat value, string key, size_t id);
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91 void archive (char value, string key, size_t id);
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92 //void archive (creal value, string key, size_t id);
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93 void archive (dchar value, string key, size_t id);
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94 void archive (double value, string key, size_t id);
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95 void archive (float value, string key, size_t id);
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96 //void archive (idouble value, string key, size_t id);
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97 //void archive (ifloat value, string key, size_t id);
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98 void archive (int value, string key, size_t id);
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99 //void archive (ireal value, string key, size_t id);
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100 void archive (long value, string key, size_t id);
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101 void archive (real value, string key, size_t id);
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102 void archive (short value, string key, size_t id);
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103 void archive (ubyte value, string key, size_t id);
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104 //void archive (ucent value, string key, size_t id);
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105 void archive (uint value, string key, size_t id);
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106 void archive (ulong value, string key, size_t id);
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107 void archive (ushort value, string key, size_t id);
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108 void archive (wchar value, string key, size_t id);
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109 }
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110
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111 abstract class Archive (U) : IArchive
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112 {
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113 version (Tango) alias U[] DataType;
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114 else mixin ("alias immutable(U)[] DataType;");
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115
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116 alias void delegate (ArchiveException exception, DataType[] data) ErrorCallback;
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117
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118 protected ErrorCallback errorCallback;
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119
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120 protected this (ErrorCallback errorCallback)
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121 {
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122 this.errorCallback = errorCallback;
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123 }
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124
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125 protected DataType toDataType (T) (T value)
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126 {
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127 try
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128 return to!(DataType)(value);
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129
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130 catch (ConversionException e)
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131 throw new ArchiveException(e);
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132 }
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133
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134 protected T fromDataType (T) (DataType value)
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135 {
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136 try
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137 return to!(T)(value);
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138
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139 catch (ConversionException e)
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140 throw new ArchiveException(e);
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141 }
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142
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143 protected bool isSliceOf (T, U = T) (T[] a, U[] b)
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144 {
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145 void* aPtr = a.ptr;
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146 void* bPtr = b.ptr;
9a575087b961 Added support for slices. Strings and arrays are now treated as references.
Jacob Carlborg <doob@me.com>
parents: 18
diff changeset
147
9a575087b961 Added support for slices. Strings and arrays are now treated as references.
Jacob Carlborg <doob@me.com>
parents: 18
diff changeset
148 return aPtr >= bPtr && aPtr + a.length * T.sizeof <= bPtr + b.length * U.sizeof;
9a575087b961 Added support for slices. Strings and arrays are now treated as references.
Jacob Carlborg <doob@me.com>
parents: 18
diff changeset
149 }
0
f7b078e85f7f First commit
Jacob Carlborg <doob@me.com>
parents:
diff changeset
150 }