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/*
* Copyright (c) 2011-2014, Intel Corporation
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation and/or
* other materials provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors
* may be used to endorse or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "ElementLocator.h"
#include "PathNavigator.h"
using std::string;
CElementLocator::CElementLocator(CElement* pSubRootElement, bool bStrict) : _pSubRootElement(pSubRootElement), _bStrict(bStrict)
{
}
// Locate element
bool CElementLocator::locate(const string& strPath, CElement** ppElement, string& strError)
{
CPathNavigator pathNavigator(strPath);
if (!pathNavigator.isPathValid()) {
strError = "Invalid Path";
return false;
}
// Sub root element?
string* pStrChildName = pathNavigator.next();
if (!pStrChildName) {
if (_bStrict) {
strError = "Path not found: " + strPath;
return false;
}
// Empty path
return true;
}
if (*pStrChildName != _pSubRootElement->getName()) {
strError = "Path not found: " + strPath;
return false;
}
// Find in tree
*ppElement = _pSubRootElement->findDescendant(pathNavigator);
if (!*ppElement) {
strError = "Path not found: " + strPath;
return false;
}
return true;
}
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