sippeangelo
101 lines
2.8 KiB
C++
101 lines
2.8 KiB
C++
/*
|
||
* Licensed to the Apache Software Foundation (ASF) under one or more
|
||
* contributor license agreements. See the NOTICE file distributed with
|
||
* this work for additional information regarding copyright ownership.
|
||
* The ASF licenses this file to You under the Apache License, Version 2.0
|
||
* (the "License"); you may not use this file except in compliance with
|
||
* the License. You may obtain a copy of the License at
|
||
*
|
||
* http://www.apache.org/licenses/LICENSE-2.0
|
||
*
|
||
* Unless required by applicable law or agreed to in writing, software
|
||
* distributed under the License is distributed on an "AS IS" BASIS,
|
||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||
* See the License for the specific language governing permissions and
|
||
* limitations under the License.
|
||
*/
|
||
|
||
/*
|
||
* $Id: XMLFloat.cpp 803857 2009-08-13 12:16:44Z amassari $
|
||
*/
|
||
|
||
// ---------------------------------------------------------------------------
|
||
// Includes
|
||
// ---------------------------------------------------------------------------
|
||
#include <xercesc/util/XMLFloat.hpp>
|
||
#include <math.h>
|
||
|
||
XERCES_CPP_NAMESPACE_BEGIN
|
||
|
||
// ---------------------------------------------------------------------------
|
||
// ctor/dtor
|
||
// ---------------------------------------------------------------------------
|
||
XMLFloat::XMLFloat(const XMLCh* const strValue,
|
||
MemoryManager* const manager)
|
||
:XMLAbstractDoubleFloat(manager)
|
||
{
|
||
init(strValue);
|
||
}
|
||
|
||
XMLFloat::~XMLFloat()
|
||
{
|
||
}
|
||
|
||
void XMLFloat::checkBoundary(char* const strValue)
|
||
{
|
||
convert(strValue);
|
||
|
||
if (fDataConverted == false)
|
||
{
|
||
/**
|
||
* float related checking
|
||
*/
|
||
|
||
// 3.2.4 The basic value space of float consists of the values m × 2^e, where
|
||
// m is an integer whose absolute value is less than 2^24,
|
||
// and e is an integer between -149 and 104, inclusive
|
||
static const double fltMin = pow(2.0,-149);
|
||
static const double fltMax = pow(2.0,24) * pow(2.0,104);
|
||
if (fValue < (-1) * fltMax)
|
||
{
|
||
fType = NegINF;
|
||
fDataConverted = true;
|
||
fDataOverflowed = true;
|
||
}
|
||
else if (fValue > (-1)*fltMin && fValue < 0)
|
||
{
|
||
fDataConverted = true;
|
||
fValue = 0;
|
||
}
|
||
else if (fValue > 0 && fValue < fltMin )
|
||
{
|
||
fDataConverted = true;
|
||
fValue = 0;
|
||
}
|
||
else if (fValue > fltMax)
|
||
{
|
||
fType = PosINF;
|
||
fDataConverted = true;
|
||
fDataOverflowed = true;
|
||
}
|
||
}
|
||
}
|
||
|
||
/***
|
||
* Support for Serialization/De-serialization
|
||
***/
|
||
|
||
IMPL_XSERIALIZABLE_TOCREATE(XMLFloat)
|
||
|
||
XMLFloat::XMLFloat(MemoryManager* const manager)
|
||
:XMLAbstractDoubleFloat(manager)
|
||
{
|
||
}
|
||
|
||
void XMLFloat::serialize(XSerializeEngine& serEng)
|
||
{
|
||
XMLAbstractDoubleFloat::serialize(serEng);
|
||
}
|
||
|
||
XERCES_CPP_NAMESPACE_END
|