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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html><head><meta http-equiv="Content-Type" content="text/html;charset=iso-8859-1"><title>FastDB: class.h Source File</title><link href="doxygen.css" rel="stylesheet" type="text/css"></head><body><!-- Generated by Doxygen 1.3.5 --><div class="qindex"><a class="qindex" href="index.html">Main Page</a> | <a class="qindex" href="hierarchy.html">Class Hierarchy</a> | <a class="qindex" href="annotated.html">Class List</a> | <a class="qindex" href="files.html">File List</a> | <a class="qindex" href="functions.html">Class Members</a></div><h1>class.h</h1><div class="fragment"><pre>00001 <span class="comment">//-< CLASS.H >-------------------------------------------------------*--------*</span>00002 <span class="comment">// FastDB Version 1.0 (c) 1999 GARRET * ? *</span>00003 <span class="comment">// (Main Memory Database Management System) * /\| *</span>00004 <span class="comment">// * / \ *</span>00005 <span class="comment">// Created: 20-Nov-98 K.A. Knizhnik * / [] \ *</span>00006 <span class="comment">// Last update: 10-Dec-98 K.A. Knizhnik * GARRET *</span>00007 <span class="comment">//-------------------------------------------------------------------*--------*</span>00008 <span class="comment">// Metaclass information</span>00009 <span class="comment">//-------------------------------------------------------------------*--------*</span>00010 00011 <span class="preprocessor">#ifndef __CLASS_H__</span>00012 <span class="preprocessor"></span><span class="preprocessor">#define __CLASS_H__</span>00013 <span class="preprocessor"></span>00014 <span class="preprocessor">#include "stdtp.h"</span>00015 <span class="preprocessor">#include "sync.h"</span>00016 00017 <span class="preprocessor">#ifdef USE_STD_STRING</span>00018 <span class="preprocessor"></span><span class="preprocessor">#include <string></span>00019 <span class="preprocessor">#endif</span>00020 <span class="preprocessor"></span>00021 <span class="preprocessor">#ifndef dbDatabaseOffsetBits </span>00022 <span class="preprocessor"></span><span class="preprocessor">#define dbDatabaseOffsetBits 32</span>00023 <span class="preprocessor"></span><span class="preprocessor">#endif</span>00024 <span class="preprocessor"></span>00025 <span class="preprocessor">#ifndef dbDatabaseOidBits </span>00026 <span class="preprocessor"></span><span class="preprocessor">#define dbDatabaseOidBits 32</span>00027 <span class="preprocessor"></span><span class="preprocessor">#endif</span>00028 <span class="preprocessor"></span>00032 <span class="preprocessor">#if dbDatabaseOidBits > 32</span>00033 <span class="preprocessor"></span><span class="keyword">typedef</span> nat8 oid_t; <span class="comment">// It will work only for 64-bit OS</span>00034 <span class="preprocessor">#else</span>00035 <span class="preprocessor"></span><span class="keyword">typedef</span> nat4 oid_t;00036 <span class="preprocessor">#endif</span>00037 <span class="preprocessor"></span>00041 <span class="preprocessor">#if dbDatabaseOffsetBits > 32</span>00042 <span class="preprocessor"></span><span class="keyword">typedef</span> nat8 offs_t; <span class="comment">// It will work only for 64-bit OS</span>00043 <span class="preprocessor">#else</span>00044 <span class="preprocessor"></span><span class="keyword">typedef</span> nat4 offs_t;00045 <span class="preprocessor">#endif</span>00046 <span class="preprocessor"></span>00050 <span class="keyword">enum</span> dbIndexType { 00051 HASHED = 1, <span class="comment">// hash table</span>00052 INDEXED = 2, <span class="comment">// T-tree</span>00053 00054 DB_FIELD_CASCADE_DELETE = 8, <span class="comment">// Used by OWNER macro, do not set it explicitly</span>00055 00056 AUTOINCREMENT = 16, <span class="comment">// field is assigned automaticall incremented value</span>00057 00058 DB_FIELD_INHERITED_MASK = ~(HASHED|INDEXED)00059 };00060 00061 00065 <span class="preprocessor">#define KEY(x, index) \</span>00066 <span class="preprocessor"> *dbDescribeField(new dbFieldDescriptor(#x, (char*)&x-(char*)this, \</span>00067 <span class="preprocessor"> sizeof(x), index), x)</span>00068 <span class="preprocessor"></span>00072 <span class="preprocessor">#define FIELD(x) KEY(x, 0)</span>00073 <span class="preprocessor"></span>00077 <span class="keyword">typedef</span> int (*dbUDTComparator)(<span class="keywordtype">void</span>*, <span class="keywordtype">void</span>*, size_t);00078 00082 <span class="preprocessor">#define UDT(x, index, comparator) \</span>00083 <span class="preprocessor"> *dbDescribeRawField(new dbFieldDescriptor(#x, (char*)&x-(char*)this, \</span>00084 <span class="preprocessor"> sizeof(x), index), (dbUDTComparator)comparator)</span>00085 <span class="preprocessor"></span>00089 <span class="preprocessor">#define RAWFIELD(x) UDT(x, 0, &memcmp)</span>00090 <span class="preprocessor"></span>00094 <span class="preprocessor">#define RAWKEY(x, index) UDT(x, index, &memcmp)</span>00095 <span class="preprocessor"></span>00101 <span class="preprocessor">#define RELATION(x,inverse) \</span>00102 <span class="preprocessor"> *dbDescribeField(new dbFieldDescriptor(#x, (char*)&x-(char*)this, \</span>00103 <span class="preprocessor"> sizeof(x), 0, #inverse), x)</span>00104 <span class="preprocessor"></span>00110 <span class="preprocessor">#define OWNER(x,member) \</span>00111 <span class="preprocessor"> *dbDescribeField(new dbFieldDescriptor(#x, (char*)&x-(char*)this, \</span>00112 <span class="preprocessor"> sizeof(x), DB_FIELD_CASCADE_DELETE, \</span>00113 <span class="preprocessor"> #member), x)</span>00114 <span class="preprocessor"></span>00117 <span class="preprocessor">#define METHOD(x) \</span>00118 <span class="preprocessor"> *dbDescribeMethod(new dbFieldDescriptor(#x), &self::x)</span>00119 <span class="preprocessor"></span>00123 <span class="preprocessor">#define SUPERCLASS(x) \</span>00124 <span class="preprocessor"> x::dbDescribeComponents(NULL)->adjustOffsets((char*)((x*)this)-(char*)this)</span>00125 <span class="preprocessor"></span>00130 <span class="preprocessor">#define TYPE_DESCRIPTOR(fields) \</span>00131 <span class="preprocessor"> dbFieldDescriptor* dbDescribeComponents(dbFieldDescriptor*) { \</span>00132 <span class="preprocessor"> return &fields; \</span>00133 <span class="preprocessor"> } \</span>00134 <span class="preprocessor"> static dbTableDescriptor dbDescriptor </span>00135 <span class="preprocessor"></span>00136 00142 <span class="preprocessor">#define CLASS_DESCRIPTOR(name, fields) \</span>00143 <span class="preprocessor"> typedef name self; \</span>00144 <span class="preprocessor"> dbFieldDescriptor* dbDescribeComponents(dbFieldDescriptor*) { \</span>00145 <span class="preprocessor"> return &fields; \</span>00146 <span class="preprocessor"> } \</span>00147 <span class="preprocessor"> static dbTableDescriptor dbDescriptor </span>00148 <span class="preprocessor"></span>00152 <span class="preprocessor">#define REGISTER_IN(table, database) \</span>00153 <span class="preprocessor"> dbTableDescriptor* dbGetTableDescriptor(table*) \</span>00154 <span class="preprocessor"> { return &table::dbDescriptor; } \</span>00155 <span class="preprocessor"> static dbFieldDescriptor* dbDescribeComponentsOf##table() \</span>00156 <span class="preprocessor"> { return ((table*)0)->dbDescribeComponents(NULL); } \</span>00157 <span class="preprocessor"> dbTableDescriptor table::dbDescriptor(#table, database, sizeof(table), \</span>00158 <span class="preprocessor"> &dbDescribeComponentsOf##table)</span>00159 <span class="preprocessor"></span>00164 <span class="preprocessor">#define REGISTER(table) REGISTER_IN(table, NULL)</span>00165 <span class="preprocessor"></span>00170 <span class="preprocessor">#define DETACHED_TABLE ((dbDatabase*)-1)</span>00171 <span class="preprocessor"></span><span class="preprocessor">#define REGISTER_UNASSIGNED(table) REGISTER_IN(table, DETACHED_TABLE)</span>00172 <span class="preprocessor"></span>00173 00174 <span class="keyword">class </span><a class="code" href="classdbDatabase.html">dbDatabase</a>;00175 <span class="keyword">class </span><a class="code" href="classdbAnyArray.html">dbAnyArray</a>;00176 <span class="keyword">class </span><a class="code" href="classdbTableDescriptor.html">dbTableDescriptor</a>;00177 <span class="keyword">class </span><a class="code" href="classdbAnyMethodTrampoline.html">dbAnyMethodTrampoline</a>;00178 <a name="l00182"></a><a class="code" href="classdbFieldDescriptor.html">00182</a> <span class="keyword">class </span>FASTDB_DLL_ENTRY dbFieldDescriptor { 00183 <span class="keyword">public</span>:<a name="l00187"></a><a class="code" href="classdbFieldDescriptor.html#dbFieldDescriptoro0">00187</a> dbFieldDescriptor* next;<a name="l00191"></a><a class="code" href="classdbFieldDescriptor.html#dbFieldDescriptoro1">00191</a> dbFieldDescriptor* prev;00192 <a name="l00196"></a><a class="code" href="classdbFieldDescriptor.html#dbFieldDescriptoro2">00196</a> dbFieldDescriptor* nextField;00197 <a name="l00201"></a><a class="code" href="classdbFieldDescriptor.html#dbFieldDescriptoro3">00201</a> dbFieldDescriptor* nextHashedField;00202 <a name="l00206"></a><a class="code" href="classdbFieldDescriptor.html#dbFieldDescriptoro4">00206</a> dbFieldDescriptor* nextIndexedField;00207 <a name="l00211"></a><a class="code" href="classdbFieldDescriptor.html#dbFieldDescriptoro5">00211</a> dbFieldDescriptor* nextInverseField;00212 <a name="l00216"></a><a class="code" href="classdbFieldDescriptor.html#dbFieldDescriptoro6">00216</a> <span class="keywordtype">int</span> fieldNo;00217 <a name="l00221"></a><a class="code" href="classdbFieldDescriptor.html#dbFieldDescriptoro7">00221</a> <span class="keywordtype">char</span>* name;00222 <a name="l00226"></a><a class="code" href="classdbFieldDescriptor.html#dbFieldDescriptoro8">00226</a> <span class="keywordtype">char</span>* longName;00227 <a name="l00231"></a><a class="code" href="classdbFieldDescriptor.html#dbFieldDescriptoro9">00231</a> <span class="keywordtype">char</span>* refTableName;00232 <a name="l00236"></a><a class="code" href="classdbFieldDescriptor.html#dbFieldDescriptoro10">00236</a> <a class="code" href="classdbTableDescriptor.html">dbTableDescriptor</a>* refTable;00237 <a name="l00241"></a><a class="code" href="classdbFieldDescriptor.html#dbFieldDescriptoro11">00241</a> <a class="code" href="classdbTableDescriptor.html">dbTableDescriptor</a>* defTable;00242 <a name="l00246"></a><a class="code" href="classdbFieldDescriptor.html#dbFieldDescriptoro12">00246</a> dbFieldDescriptor* inverseRef;00247 <a name="l00251"></a><a class="code" href="classdbFieldDescriptor.html#dbFieldDescriptoro13">00251</a> <span class="keywordtype">char</span>* inverseRefName; 00252 <a name="l00256"></a><a class="code" href="classdbFieldDescriptor.html#dbFieldDescriptoro14">00256</a> <span class="keywordtype">int</span> type;00257 <a name="l00261"></a><a class="code" href="classdbFieldDescriptor.html#dbFieldDescriptoro15">00261</a> <span class="keywordtype">int</span> appType;00262 <a name="l00266"></a><a class="code" href="classdbFieldDescriptor.html#dbFieldDescriptoro16">00266</a> <span class="keywordtype">int</span> indexType;00267 <a name="l00271"></a><a class="code" href="classdbFieldDescriptor.html#dbFieldDescriptoro17">00271</a> <span class="keywordtype">int</span> dbsOffs;00272 <a name="l00276"></a><a class="code" href="classdbFieldDescriptor.html#dbFieldDescriptoro18">00276</a> <span class="keywordtype">int</span> appOffs;00277 <a name="l00281"></a><a class="code" href="classdbFieldDescriptor.html#dbFieldDescriptoro19">00281</a> dbFieldDescriptor* components;00282 <a name="l00286"></a><a class="code" href="classdbFieldDescriptor.html#dbFieldDescriptoro20">00286</a> oid_t hashTable;00287 <a name="l00291"></a><a class="code" href="classdbFieldDescriptor.html#dbFieldDescriptoro21">00291</a> oid_t tTree;00292 <a name="l00296"></a><a class="code" href="classdbFieldDescriptor.html#dbFieldDescriptoro22">00296</a> size_t dbsSize;00297 <a name="l00301"></a><a class="code" href="classdbFieldDescriptor.html#dbFieldDescriptoro23">00301</a> size_t appSize;00302 ⌨️ 快捷键说明
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