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<h1>XMLDateTime.hpp</h1><a href="XMLDateTime_8hpp.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment">00001 <span class="comment">/*</span>
00002 <span class="comment"> * Copyright 2001,2004 The Apache Software Foundation.</span>
00003 <span class="comment"> * </span>
00004 <span class="comment"> * Licensed under the Apache License, Version 2.0 (the "License");</span>
00005 <span class="comment"> * you may not use this file except in compliance with the License.</span>
00006 <span class="comment"> * You may obtain a copy of the License at</span>
00007 <span class="comment"> * </span>
00008 <span class="comment"> * http://www.apache.org/licenses/LICENSE-2.0</span>
00009 <span class="comment"> * </span>
00010 <span class="comment"> * Unless required by applicable law or agreed to in writing, software</span>
00011 <span class="comment"> * distributed under the License is distributed on an "AS IS" BASIS,</span>
00012 <span class="comment"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span>
00013 <span class="comment"> * See the License for the specific language governing permissions and</span>
00014 <span class="comment"> * limitations under the License.</span>
00015 <span class="comment"> */</span>
00016
00017 <span class="comment">/*</span>
00018 <span class="comment"> * $Id: XMLDateTime.hpp 225121 2005-07-25 13:41:47Z cargilld $</span>
00019 <span class="comment"> */</span>
00020
00021 <span class="preprocessor">#ifndef XML_DATETIME_HPP</span>
00022 <span class="preprocessor"></span><span class="preprocessor">#define XML_DATETIME_HPP</span>
00023 <span class="preprocessor"></span>
00024 <span class="preprocessor">#include <<a class="code" href="XMLNumber_8hpp.html">xercesc/util/XMLNumber.hpp</a>></span>
00025 <span class="preprocessor">#include <<a class="code" href="PlatformUtils_8hpp.html">xercesc/util/PlatformUtils.hpp</a>></span>
00026 <span class="preprocessor">#include <<a class="code" href="XMLString_8hpp.html">xercesc/util/XMLString.hpp</a>></span>
00027 <span class="preprocessor">#include <<a class="code" href="XMLUniDefs_8hpp.html">xercesc/util/XMLUniDefs.hpp</a>></span>
00028 <span class="preprocessor">#include <<a class="code" href="SchemaDateTimeException_8hpp.html">xercesc/util/SchemaDateTimeException.hpp</a>></span>
00029
00030 <a class="code" href="XercesDefs_8hpp.html#a3">XERCES_CPP_NAMESPACE_BEGIN</a>
00031
00032 <span class="keyword">class </span><a class="code" href="classXSValue.html">XSValue</a>;
00033
<a name="l00034"></a><a class="code" href="classXMLDateTime.html">00034</a> <span class="keyword">class </span><a class="code" href="XercesDefs_8hpp.html#a9"></a> XMLDateTime : <span class="keyword">public</span> <a class="code" href="classXMLNumber.html">XMLNumber</a>
00035 {
00036 <span class="keyword">public</span>:
00037
<a name="l00038"></a><a class="code" href="classXMLDateTime.html#w13">00038</a> <span class="keyword">enum</span> valueIndex
00039 {
00040 CentYear = 0,
00041 Month ,
00042 Day ,
00043 Hour ,
00044 Minute ,
00045 Second ,
00046 MiliSecond , <span class="comment">//not to be used directly</span>
00047 utc ,
00048 TOTAL_SIZE
00049 };
00050
<a name="l00051"></a><a class="code" href="classXMLDateTime.html#w14">00051</a> <span class="keyword">enum</span> utcType
00052 {
00053 UTC_UNKNOWN = 0,
00054 UTC_STD , <span class="comment">// set in parse() or normalize()</span>
00055 UTC_POS , <span class="comment">// set in parse()</span>
00056 UTC_NEG <span class="comment">// set in parse()</span>
00057 };
00058
00059 <span class="comment">// -----------------------------------------------------------------------</span>
00060 <span class="comment">// ctors and dtor</span>
00061 <span class="comment">// -----------------------------------------------------------------------</span>
00062
00063 XMLDateTime(<a class="code" href="classMemoryManager.html">MemoryManager</a>* <span class="keyword">const</span> manager = XMLPlatformUtils::fgMemoryManager);
00064 XMLDateTime(<span class="keyword">const</span> XMLCh* <span class="keyword">const</span>,
00065 <a class="code" href="classMemoryManager.html">MemoryManager</a>* <span class="keyword">const</span> manager = XMLPlatformUtils::fgMemoryManager);
00066 ~XMLDateTime();
00067
00068 <span class="keyword">inline</span> <span class="keywordtype">void</span> setBuffer(<span class="keyword">const</span> XMLCh* <span class="keyword">const</span>);
00069
00070 <span class="comment">// -----------------------------------------------------------------------</span>
00071 <span class="comment">// Copy ctor and Assignment operators</span>
00072 <span class="comment">// -----------------------------------------------------------------------</span>
00073
00074 XMLDateTime(<span class="keyword">const</span> XMLDateTime&);
00075
00076 XMLDateTime& operator=(<span class="keyword">const</span> XMLDateTime&);
00077
00078 <span class="comment">// -----------------------------------------------------------------------</span>
00079 <span class="comment">// Implementation of Abstract Interface</span>
00080 <span class="comment">// -----------------------------------------------------------------------</span>
00081
00087 <span class="keyword">virtual</span> XMLCh* <a class="code" href="classXMLNumber.html#a1">toString</a>() <span class="keyword">const</span>;
00088
00089 <span class="keyword">virtual</span> XMLCh* <a class="code" href="classXMLNumber.html#a2">getRawData</a>() <span class="keyword">const</span>;
00090
00091 <span class="keyword">virtual</span> <span class="keyword">const</span> XMLCh* <a class="code" href="classXMLNumber.html#a3">getFormattedString</a>() <span class="keyword">const</span>;
00092
00093 <span class="keyword">virtual</span> <span class="keywordtype">int</span> <a class="code" href="classXMLNumber.html#a4">getSign</a>() <span class="keyword">const</span>;
00094
00095 <span class="comment">// -----------------------------------------------------------------------</span>
00096 <span class="comment">// Canonical Representation</span>
00097 <span class="comment">// -----------------------------------------------------------------------</span>
00098
00099 XMLCh* getDateTimeCanonicalRepresentation(<a class="code" href="classMemoryManager.html">MemoryManager</a>* <span class="keyword">const</span> memMgr) <span class="keyword">const</span>;
00100
00101 XMLCh* getTimeCanonicalRepresentation(<a class="code" href="classMemoryManager.html">MemoryManager</a>* <span class="keyword">const</span> memMgr) <span class="keyword">const</span>;
00102
00103 XMLCh* getDateCanonicalRepresentation(<a class="code" href="classMemoryManager.html">MemoryManager</a>* <span class="keyword">const</span> memMgr) <span class="keyword">const</span>;
00104
00105 <span class="comment">// -----------------------------------------------------------------------</span>
00106 <span class="comment">// parsers</span>
00107 <span class="comment">// -----------------------------------------------------------------------</span>
00108
00109 <span class="keywordtype">void</span> parseDateTime(); <span class="comment">//DateTime</span>
00110
00111 <span class="keywordtype">void</span> parseDate(); <span class="comment">//Date</span>
00112
00113 <span class="keywordtype">void</span> parseTime(); <span class="comment">//Time</span>
00114
00115 <span class="keywordtype">void</span> parseDay(); <span class="comment">//gDay</span>
00116
00117 <span class="keywordtype">void</span> parseMonth(); <span class="comment">//gMonth</span>
00118
00119 <span class="keywordtype">void</span> parseYear(); <span class="comment">//gYear</span>
00120
00121 <span class="keywordtype">void</span> parseMonthDay(); <span class="comment">//gMonthDay</span>
00122
00123 <span class="keywordtype">void</span> parseYearMonth(); <span class="comment">//gYearMonth</span>
00124
00125 <span class="keywordtype">void</span> parseDuration(); <span class="comment">//duration</span>
00126
00127 <span class="comment">// -----------------------------------------------------------------------</span>
00128 <span class="comment">// Comparison</span>
00129 <span class="comment">// -----------------------------------------------------------------------</span>
00130 <span class="keyword">static</span> <span class="keywordtype">int</span> compare(<span class="keyword">const</span> XMLDateTime* <span class="keyword">const</span>
00131 , <span class="keyword">const</span> XMLDateTime* <span class="keyword">const</span>);
00132
00133 <span class="keyword">static</span> <span class="keywordtype">int</span> compare(<span class="keyword">const</span> XMLDateTime* <span class="keyword">const</span>
00134 , <span class="keyword">const</span> XMLDateTime* <span class="keyword">const</span>
00135 , <span class="keywordtype">bool</span> );
00136
00137 <span class="keyword">static</span> <span class="keywordtype">int</span> compareOrder(<span class="keyword">const</span> XMLDateTime* <span class="keyword">const</span>
00138 , <span class="keyword">const</span> XMLDateTime* <span class="keyword">const</span>);
00139
00140 <span class="comment">/***</span>
00141 <span class="comment"> * Support for Serialization/De-serialization</span>
00142 <span class="comment"> ***/</span>
00143 DECL_XSERIALIZABLE(XMLDateTime)
00144
00145 private:
00146
00147 <span class="comment">// -----------------------------------------------------------------------</span>
00148 <span class="comment">// Constant data</span>
00149 <span class="comment">// -----------------------------------------------------------------------</span>
00150 <span class="comment">//</span>
00151
00152 enum timezoneIndex
00153 {
00154 hh = 0,
00155 mm ,
00156 TIMEZONE_ARRAYSIZE
00157 };
00158
00159 <span class="comment">// -----------------------------------------------------------------------</span>
00160 <span class="comment">// Comparison</span>
00161 <span class="comment">// -----------------------------------------------------------------------</span>
00162 <span class="keyword">static</span> <span class="keywordtype">int</span> compareResult(<span class="keywordtype">int</span>
00163 , <span class="keywordtype">int</span>
00164 , <span class="keywordtype">bool</span>);
00165
00166 <span class="keyword">static</span> <span class="keywordtype">void</span> addDuration(XMLDateTime* pDuration
00167 , <span class="keyword">const</span> XMLDateTime* <span class="keyword">const</span> pBaseDate
00168 , <span class="keywordtype">int</span> index);
00169
00170
00171 <span class="keyword">static</span> <span class="keywordtype">int</span> compareResult(<span class="keyword">const</span> XMLDateTime* <span class="keyword">const</span>
00172 , <span class="keyword">const</span> XMLDateTime* <span class="keyword">const</span>
00173 , <span class="keywordtype">bool</span>
00174 , <span class="keywordtype">int</span>);
00175
00176 <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">int</span> getRetVal(<span class="keywordtype">int</span>, <span class="keywordtype">int</span>);
00177
00178 <span class="comment">// -----------------------------------------------------------------------</span>
00179 <span class="comment">// helper</span>
00180 <span class="comment">// -----------------------------------------------------------------------</span>
00181
00182 <span class="keyword">inline</span> <span class="keywordtype">void</span> reset();
00183
00184 <span class="keyword">inline</span> <span class="keywordtype">void</span> assertBuffer() <span class="keyword">const</span>;
00185
00186 <span class="keyword">inline</span> <span class="keywordtype">void</span> copy(<span class="keyword">const</span> XMLDateTime&);
00187
00188 <span class="comment">// allow multiple parsing</span>
00189 <span class="keyword">inline</span> <span class="keywordtype">void</span> initParser();
00190
00191 <span class="keyword">inline</span> <span class="keywordtype">bool</span> isNormalized() <span class="keyword">const</span>;
00192
00193 <span class="comment">// -----------------------------------------------------------------------</span>
00194 <span class="comment">// scaners</span>
00195 <span class="comment">// -----------------------------------------------------------------------</span>
00196
00197 <span class="keywordtype">void</span> getDate();
00198
00199 <span class="keywordtype">void</span> getTime();
00200
00201 <span class="keywordtype">void</span> getYearMonth();
00202
00203 <span class="keywordtype">void</span> getTimeZone(<span class="keyword">const</span> <span class="keywordtype">int</span>);
00204
00205 <span class="keywordtype">void</span> parseTimeZone();
00206
00207 <span class="comment">// -----------------------------------------------------------------------</span>
00208 <span class="comment">// locator and converter</span>
00209 <span class="comment">// -----------------------------------------------------------------------</span>
00210
00211 <span class="keywordtype">int</span> findUTCSign(<span class="keyword">const</span> <span class="keywordtype">int</span> start);
00212
00213 <span class="keywordtype">int</span> indexOf(<span class="keyword">const</span> <span class="keywordtype">int</span> start
00214 , <span class="keyword">const</span> <span class="keywordtype">int</span> end
00215 , <span class="keyword">const</span> XMLCh ch) <span class="keyword">const</span>;
00216
00217 <span class="keywordtype">int</span> parseInt(<span class="keyword">const</span> <span class="keywordtype">int</span> start
00218 , <span class="keyword">const</span> <span class="keywordtype">int</span> end) <span class="keyword">const</span>;
00219
00220 <span class="keywordtype">int</span> parseIntYear(<span class="keyword">const</span> <span class="keywordtype">int</span> end) <span class="keyword">const</span>;
00221
00222 <span class="keywordtype">double</span> parseMiliSecond(<span class="keyword">const</span> <span class="keywordtype">int</span> start
00223 , <span class="keyword">const</span> <span class="keywordtype">int</span> end) <span class="keyword">const</span>;
00224
00225 <span class="comment">// -----------------------------------------------------------------------</span>
00226 <span class="comment">// validator and normalizer</span>
00227 <span class="comment">// -----------------------------------------------------------------------</span>
00228
00229 <span class="keywordtype">void</span> validateDateTime() <span class="keyword">const</span>;
00230
00231 <span class="keywordtype">void</span> normalize();
00232
00233 <span class="keywordtype">void</span> fillString(XMLCh*& ptr, <span class="keywordtype">int</span> value, <span class="keywordtype">int</span> expLen) <span class="keyword">const</span>;
00234
00235 <span class="keywordtype">int</span> fillYearString(XMLCh*& ptr, <span class="keywordtype">int</span> value) <span class="keyword">const</span>;
00236
00237 <span class="keywordtype">void</span> searchMiliSeconds(XMLCh*& miliStartPtr, XMLCh*& miliEndPtr) <span class="keyword">const</span>;
00238
00239 <span class="comment">// -----------------------------------------------------------------------</span>
00240 <span class="comment">// Unimplemented operator ==</span>
00241 <span class="comment">// -----------------------------------------------------------------------</span>
00242 <span class="keywordtype">bool</span> operator==(<span class="keyword">const</span> XMLDateTime& toCompare) <span class="keyword">const</span>;
00243
00244
00245 <span class="comment">// -----------------------------------------------------------------------</span>
00246 <span class="comment">// Private data members</span>
00247 <span class="comment">//</span>
00248 <span class="comment">// fValue[]</span>
00249 <span class="comment">// object representation of date time.</span>
00250 <span class="comment">//</span>
00251 <span class="comment">// fTimeZone[]</span>
00252 <span class="comment">// temporary storage for normalization</span>
00253 <span class="comment">//</span>
00254 <span class="comment">// fStart, fEnd</span>
00255 <span class="comment">// pointers to the portion of fBuffer being parsed</span>
00256 <span class="comment">//</span>
00257 <span class="comment">// fBuffer</span>
00258 <span class="comment">// raw data to be parsed, own it.</span>
00259 <span class="comment">//</span>
00260 <span class="comment">// -----------------------------------------------------------------------</span>
00261
00262 <span class="keywordtype">int</span> fValue[TOTAL_SIZE];
00263 <span class="keywordtype">int</span> fTimeZone[TIMEZONE_ARRAYSIZE];
00264 <span class="keywordtype">int</span> fStart;
00265 <span class="keywordtype">int</span> fEnd;
00266 <span class="keywordtype">int</span> fBufferMaxLen;
00267
00268 <span class="keywordtype">double</span> fMiliSecond;
00269 <span class="keywordtype">bool</span> fHasTime;
00270
00271 XMLCh* fBuffer;
00272 <a class="code" href="classMemoryManager.html">MemoryManager</a>* fMemoryManager;
00273
<a name="l00274"></a><a class="code" href="classXMLDateTime.html#n0">00274</a> <span class="keyword">friend</span> <span class="keyword">class </span><a class="code" href="classXSValue.html">XSValue</a>;
00275 };
00276
<a name="l00277"></a><a class="code" href="classXMLDateTime.html#a3">00277</a> <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classXMLDateTime.html#a3">XMLDateTime::setBuffer</a>(<span class="keyword">const</span> XMLCh* <span class="keyword">const</span> aString)
00278 {
00279 reset();
00280
00281 fEnd = <a class="code" href="classXMLString.html#z1013_8">XMLString::stringLen</a>(aString);
00282 <span class="keywordflow">if</span> (fEnd > 0) {
00283
00284 <span class="keywordflow">if</span> (fEnd > fBufferMaxLen)
00285 {
00286 fMemoryManager-><a class="code" href="classMemoryManager.html#z442_1">deallocate</a>(fBuffer);
00287 fBufferMaxLen = fEnd + 8;
00288 fBuffer = (XMLCh*) fMemoryManager-><a class="code" href="classMemoryManager.html#z442_0">allocate</a>((fBufferMaxLen+1) * <span class="keyword">sizeof</span>(XMLCh));
00289 }
00290
00291 memcpy(fBuffer, aString, (fEnd+1) * <span class="keyword">sizeof</span>(XMLCh));
00292 }
00293 }
00294
00295 <span class="keyword">inline</span> <span class="keywordtype">void</span> XMLDateTime::reset()
00296 {
00297 <span class="keywordflow">for</span> ( <span class="keywordtype">int</span> i=0; i < TOTAL_SIZE; i++ )
00298 fValue[i] = 0;
00299
00300 fMiliSecond = 0;
00301 fHasTime = false;
00302 fTimeZone[hh] = fTimeZone[mm] = 0;
00303 fStart = fEnd = 0;
00304
00305 if (fBuffer)
00306 *fBuffer = 0;
00307 }
00308
00309 inline <span class="keywordtype">void</span> XMLDateTime::copy(const XMLDateTime& rhs)
00310 {
00311 <span class="keywordflow">for</span> ( <span class="keywordtype">int</span> i = 0; i < TOTAL_SIZE; i++ )
00312 fValue[i] = rhs.fValue[i];
00313
00314 fMiliSecond = rhs.fMiliSecond;
00315 fHasTime = rhs.fHasTime;
00316 fTimeZone[hh] = rhs.fTimeZone[hh];
00317 fTimeZone[mm] = rhs.fTimeZone[mm];
00318 fStart = rhs.fStart;
00319 fEnd = rhs.fEnd;
00320
00321 if (fEnd > 0)
00322 {
00323 <span class="keywordflow">if</span> (fEnd > fBufferMaxLen)
00324 {
00325 fMemoryManager-><a class="code" href="classMemoryManager.html#z442_1">deallocate</a>(fBuffer);<span class="comment">//delete[] fBuffer;</span>
00326 fBufferMaxLen = rhs.fBufferMaxLen;
00327 fBuffer = (XMLCh*) fMemoryManager-><a class="code" href="classMemoryManager.html#z442_0">allocate</a>((fBufferMaxLen+1) * <span class="keyword">sizeof</span>(XMLCh));
00328 }
00329
00330 memcpy(fBuffer, rhs.fBuffer, (fEnd+1) * <span class="keyword">sizeof</span>(XMLCh));
00331 }
00332 }
00333
00334 <span class="keyword">inline</span> <span class="keywordtype">void</span> XMLDateTime::assertBuffer()<span class="keyword"> const</span>
00335 <span class="keyword"></span>{
00336 <span class="keywordflow">if</span> ( ( !fBuffer ) ||
00337 ( fBuffer[0] == chNull ) )
00338 {
00339 <a class="code" href="XMLException_8hpp.html#a7">ThrowXMLwithMemMgr</a>(SchemaDateTimeException
00340 , XMLExcepts::DateTime_Assert_Buffer_Fail
00341 , fMemoryManager);
00342 }
00343
00344 }
00345
00346 <span class="keyword">inline</span> <span class="keywordtype">void</span> XMLDateTime::initParser()
00347 {
00348 assertBuffer();
00349 fStart = 0; <span class="comment">// to ensure scan from the very first beginning</span>
00350 <span class="comment">// in case the pointer is updated accidentally by someone else.</span>
00351 }
00352
00353 <span class="keyword">inline</span> <span class="keywordtype">bool</span> XMLDateTime::isNormalized()<span class="keyword"> const</span>
00354 <span class="keyword"></span>{
00355 <span class="keywordflow">return</span> ( fValue[utc] == UTC_STD ? <span class="keyword">true</span> : <span class="keyword">false</span> );
00356 }
00357
00358 <span class="keyword">inline</span> <span class="keywordtype">int</span> XMLDateTime::getRetVal(<span class="keywordtype">int</span> c1, <span class="keywordtype">int</span> c2)
00359 {
00360 <span class="keywordflow">if</span> ((c1 == LESS_THAN && c2 == GREATER_THAN) ||
00361 (c1 == GREATER_THAN && c2 == LESS_THAN) )
00362 {
00363 <span class="keywordflow">return</span> <a class="code" href="classXMLNumber.html#w9w3">INDETERMINATE</a>;
00364 }
00365
00366 <span class="keywordflow">return</span> ( c1 != INDETERMINATE ) ? c1 : c2;
00367 }
00368
00369 <a class="code" href="XercesDefs_8hpp.html#a4">XERCES_CPP_NAMESPACE_END</a>
00370
00371 <span class="preprocessor">#endif</span>
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