peiyongz 2004/08/11 09:18:04
Modified: c/src/xercesc/util XMLBigDecimal.hpp XMLBigDecimal.cpp
Log:
Light weight parsing method
Revision Changes Path
1.18 +15 -1 xml-xerces/c/src/xercesc/util/XMLBigDecimal.hpp
Index: XMLBigDecimal.hpp
===================================================================
RCS file: /home/cvs/xml-xerces/c/src/xercesc/util/XMLBigDecimal.hpp,v
retrieving revision 1.17
retrieving revision 1.18
diff -u -r1.17 -r1.18
--- XMLBigDecimal.hpp 13 Jan 2004 19:50:56 -0000 1.17
+++ XMLBigDecimal.hpp 11 Aug 2004 16:17:58 -0000 1.18
@@ -111,6 +111,12 @@
, MemoryManager* const manager
);
+ static void parseDecimal
+ (
+ const XMLCh* const toParse
+ , MemoryManager* const manager
+ );
+
/**
*
* Deprecated: please use getRawData
@@ -130,6 +136,8 @@
unsigned int getTotalDigit() const;
+ inline XMLCh* getIntVal() const;
+
/**
* Compares this object to the specified object.
*
@@ -196,6 +204,7 @@
XMLCh* fRawData;
XMLCh* fIntVal;
MemoryManager* fMemoryManager;
+
};
inline int XMLBigDecimal::getSign() const
@@ -231,6 +240,11 @@
inline MemoryManager* XMLBigDecimal::getMemoryManager() const
{
return fMemoryManager;
+}
+
+inline XMLCh* XMLBigDecimal::getIntVal() const
+{
+ return fIntVal;
}
//
1.23 +71 -0 xml-xerces/c/src/xercesc/util/XMLBigDecimal.cpp
Index: XMLBigDecimal.cpp
===================================================================
RCS file: /home/cvs/xml-xerces/c/src/xercesc/util/XMLBigDecimal.cpp,v
retrieving revision 1.22
retrieving revision 1.23
diff -u -r1.22 -r1.23
--- XMLBigDecimal.cpp 19 Mar 2004 01:15:55 -0000 1.22
+++ XMLBigDecimal.cpp 11 Aug 2004 16:17:58 -0000 1.23
@@ -56,6 +56,9 @@
/*
* $Log$
+ * Revision 1.23 2004/08/11 16:17:58 peiyongz
+ * Light weight parsing method
+ *
* Revision 1.22 2004/03/19 01:15:55 peiyongz
* store/load fRawData
*
@@ -417,6 +420,74 @@
}
*retPtr = chNull; //terminated
+ return;
+}
+
+void XMLBigDecimal::parseDecimal(const XMLCh* const toParse
+ , MemoryManager* const manager)
+{
+
+ // Strip leading white space, if any.
+ const XMLCh* startPtr = toParse;
+ while (XMLChar1_0::isWhitespace(*startPtr))
+ startPtr++;
+
+ // If we hit the end, then return failure
+ if (!*startPtr)
+ ThrowXMLwithMemMgr(NumberFormatException, XMLExcepts::XMLNUM_WSString,
manager);
+
+ // Strip tailing white space, if any.
+ const XMLCh* endPtr = toParse + XMLString::stringLen(toParse);
+ while (XMLChar1_0::isWhitespace(*(endPtr - 1)))
+ endPtr--;
+
+ // '+' or '-' is allowed only at the first position
+ // and is NOT included in the return parsed string
+
+ if (*startPtr == chDash)
+ {
+ startPtr++;
+ }
+ else if (*startPtr == chPlus)
+ {
+ startPtr++;
+ }
+
+ // Strip leading zeros
+ while (*startPtr == chDigit_0)
+ startPtr++;
+
+ // containning zero, only zero, nothing but zero
+ // it is a zero, indeed
+ if (startPtr >= endPtr)
+ {
+ return;
+ }
+
+ // Scan data
+ bool dotSignFound = false;
+ while (startPtr < endPtr)
+ {
+ if (*startPtr == chPeriod)
+ {
+ if (!dotSignFound)
+ {
+ dotSignFound = true;
+ startPtr++;
+ continue;
+ }
+ else // '.' is allowed only once
+ ThrowXMLwithMemMgr(NumberFormatException,
XMLExcepts::XMLNUM_2ManyDecPoint, manager);
+ }
+
+ // If not valid decimal digit, then an error
+ if ((*startPtr < chDigit_0) || (*startPtr > chDigit_9))
+ ThrowXMLwithMemMgr(NumberFormatException, XMLExcepts::XMLNUM_Inv_chars,
manager);
+
+ startPtr++;
+
+ }
+
return;
}
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