| /* |
| * 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; |
| } |
| |