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/* | 
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 * Copyright (c) 2005 The University of Notre Dame. All Rights Reserved. | 
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 * | 
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 * The University of Notre Dame grants you ("Licensee") a | 
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 * non-exclusive, royalty free, license to use, modify and | 
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 * redistribute this software in source and binary code form, provided | 
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 * that the following conditions are met: | 
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 * | 
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 * 1. Acknowledgement of the program authors must be made in any | 
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 *    publication of scientific results based in part on use of the | 
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 *    program.  An acceptable form of acknowledgement is citation of | 
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 *    the article in which the program was described (Matthew | 
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 *    A. Meineke, Charles F. Vardeman II, Teng Lin, Christopher | 
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 *    J. Fennell and J. Daniel Gezelter, "OOPSE: An Object-Oriented | 
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 *    Parallel Simulation Engine for Molecular Dynamics," | 
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 *    J. Comput. Chem. 26, pp. 252-271 (2005)) | 
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 * | 
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 * 2. Redistributions of source code must retain the above copyright | 
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 *    notice, this list of conditions and the following disclaimer. | 
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 * | 
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 * 3. Redistributions in binary form must reproduce the above copyright | 
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 *    notice, this list of conditions and the following disclaimer in the | 
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 *    documentation and/or other materials provided with the | 
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 *    distribution. | 
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 * | 
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 * This software is provided "AS IS," without a warranty of any | 
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 * kind. All express or implied conditions, representations and | 
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 * warranties, including any implied warranty of merchantability, | 
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 * fitness for a particular purpose or non-infringement, are hereby | 
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 * excluded.  The University of Notre Dame and its licensors shall not | 
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 * be liable for any damages suffered by licensee as a result of | 
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 * using, modifying or distributing the software or its | 
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 * derivatives. In no event will the University of Notre Dame or its | 
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 * licensors be liable for any lost revenue, profit or data, or for | 
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 * direct, indirect, special, consequential, incidental or punitive | 
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 * damages, however caused and regardless of the theory of liability, | 
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 * arising out of the use of or inability to use software, even if the | 
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 * University of Notre Dame has been advised of the possibility of | 
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 * such damages. | 
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 */ | 
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#include "selection/NameFinder.hpp" | 
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#include "utils/wildcards.hpp" | 
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#include "utils/StringTokenizer.hpp" | 
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#include "primitives/Molecule.hpp" | 
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namespace oopse { | 
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 | 
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TreeNode::~TreeNode(){ | 
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    std::map<std::string, TreeNode*>::iterator i; | 
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    for ( i = children.begin(); i != children.end(); ++i) { | 
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        i->second->~TreeNode(); | 
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    } | 
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    children.clear(); | 
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} | 
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 | 
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 | 
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NameFinder::NameFinder(SimInfo* info) : info_(info), root_(NULL){ | 
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    nStuntDouble_ = info_->getNGlobalAtoms() + info_->getNGlobalRigidBodies(); | 
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    loadNames(); | 
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} | 
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 | 
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 | 
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NameFinder::~NameFinder(){ | 
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    delete root_; | 
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} | 
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 | 
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void NameFinder::loadNames() { | 
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 | 
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    std::map<std::string, TreeNode*>::iterator foundIter; | 
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    SimInfo::MoleculeIterator mi; | 
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    Molecule* mol; | 
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    Molecule::AtomIterator ai; | 
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    Atom* atom; | 
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    Molecule::RigidBodyIterator rbIter; | 
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    RigidBody* rb; | 
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 | 
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    root_ = new TreeNode; | 
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    root_->bs.resize(nStuntDouble_); | 
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    root_->bs.setAll(); // | 
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     | 
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    for (mol = info_->beginMolecule(mi); mol != NULL; mol = info_->nextMolecule(mi)) { | 
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            | 
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        std::string molName = mol->getMoleculeName(); | 
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         TreeNode* currentMolNode = createNode(root_, molName); | 
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         | 
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        for(atom = mol->beginAtom(ai); atom != NULL; atom = mol->nextAtom(ai)) { | 
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            std::string atomName = atom->getType(); | 
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            TreeNode* currentAtomNode = createNode(currentMolNode, atomName); | 
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             | 
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            currentMolNode->bs.setBitOn(atom->getGlobalIndex()); | 
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            currentAtomNode->bs.setBitOn(atom->getGlobalIndex()); | 
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        } | 
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 | 
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        for (rb = mol->beginRigidBody(rbIter); rb != NULL; rb = mol->nextRigidBody(rbIter)) { | 
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            std::string rbName = rb->getType(); | 
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            TreeNode* currentRbNode = createNode(currentMolNode, rbName); | 
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             | 
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            currentMolNode->bs.setBitOn(rb->getGlobalIndex()); | 
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            currentRbNode->bs.setBitOn(rb->getGlobalIndex()); | 
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 | 
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            //create nodes for atoms belong to this rigidbody | 
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            for(atom = rb->beginAtom(ai); atom != NULL; atom = rb->nextAtom(ai)) { | 
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                std::string rbAtomName = atom->getType(); | 
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                TreeNode* currentRbAtomNode = createNode(currentRbNode, rbName);; | 
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 | 
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                currentRbAtomNode->bs.setBitOn(atom->getGlobalIndex()); | 
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            } | 
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 | 
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        } | 
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         | 
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    }     | 
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 | 
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} | 
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 | 
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TreeNode* NameFinder::createNode(TreeNode* parent, const std::string& name) { | 
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    TreeNode* node;     | 
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    std::map<std::string, TreeNode*>::iterator foundIter; | 
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    foundIter = parent->children.find(name); | 
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    if ( foundIter  == parent->children.end()) { | 
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        node = new TreeNode; | 
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        node->name = name; | 
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        node->bs.resize(nStuntDouble_); | 
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        parent->children.insert(std::make_pair(name, node)); | 
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    }else { | 
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        node = foundIter->second; | 
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    } | 
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    return node; | 
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} | 
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 | 
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BitSet NameFinder::match(const std::string& name){ | 
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    BitSet bs(nStuntDouble_); | 
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   | 
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    StringTokenizer tokenizer(name, "."); | 
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 | 
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    std::vector<std::string> names; | 
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    while(tokenizer.hasMoreTokens()) { | 
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        names.push_back(tokenizer.nextToken()); | 
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    } | 
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 | 
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    int size = names.size(); | 
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    switch(size) { | 
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        case 1 : | 
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            //could be molecule name, atom name and rigidbody name | 
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            if (names[0] == "*"){ | 
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                //if all molecules are selected, we don't need to do the matching, just set all of the bits | 
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                bs.setAll(); | 
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            } else{ | 
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                matchMolecule(names[0], bs); | 
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                matchStuntDouble("*", names[0], bs); | 
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            }  | 
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             | 
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            break; | 
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        case 2: | 
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            //could be molecule.*(include atoms and rigidbodies) or rigidbody.*(atoms belong to rigidbody) | 
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            matchRigidAtoms("*", names[0], names[1], bs); | 
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            matchStuntDouble(names[0], names[1], bs); | 
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             | 
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            break; | 
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        case 3: | 
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            //must be molecule.rigidbody.* | 
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            matchRigidAtoms(names[0], names[1], names[2], bs); | 
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            break; | 
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        default:       | 
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            std::cerr << "invalid name: " << name << std::endl; | 
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            break;            | 
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    } | 
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 | 
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    return bs;  | 
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} | 
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 | 
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void NameFinder::matchMolecule(const std::string& molName, BitSet& bs) { | 
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    std::vector<TreeNode*> molNodes = getMatchedChildren(root_, molName);             | 
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    std::vector<TreeNode*>::iterator i; | 
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    for( i = molNodes.begin(); i != molNodes.end(); ++i ) { | 
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        bs |= (*i)->bs; | 
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    }     | 
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} | 
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 | 
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void NameFinder::matchStuntDouble(const std::string& molName, const std::string& sdName, BitSet& bs){ | 
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    std::vector<TreeNode*> molNodes = getMatchedChildren(root_, molName);             | 
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    std::vector<TreeNode*>::iterator i; | 
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    for( i = molNodes.begin(); i != molNodes.end(); ++i ) { | 
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        std::vector<TreeNode*> sdNodes = getMatchedChildren(*i, sdName);    | 
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        std::vector<TreeNode*>::iterator j; | 
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        for (j = sdNodes.begin(); j != sdNodes.end(); ++j) { | 
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            bs |= (*j)->bs; | 
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        } | 
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    } | 
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 | 
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} | 
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 | 
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void NameFinder::matchRigidAtoms(const std::string& molName, const std::string& rbName, const std::string& rbAtomName, BitSet& bs){ | 
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    std::vector<TreeNode*> molNodes = getMatchedChildren(root_, molName);             | 
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    std::vector<TreeNode*>::iterator i; | 
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    for( i = molNodes.begin(); i != molNodes.end(); ++i ) { | 
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        std::vector<TreeNode*> rbNodes = getMatchedChildren(*i, rbName);    | 
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        std::vector<TreeNode*>::iterator j; | 
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        for (j = rbNodes.begin(); j != rbNodes.end(); ++j) { | 
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            std::vector<TreeNode*> rbAtomNodes = getMatchedChildren(*j, rbAtomName); | 
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            std::vector<TreeNode*>::iterator k; | 
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            for(k = rbAtomNodes.begin(); k != rbAtomNodes.end(); ++k){ | 
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                bs |= (*k)->bs; | 
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            } | 
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        } | 
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    } | 
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 | 
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} | 
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 | 
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 | 
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std::vector<TreeNode*> NameFinder::getMatchedChildren(TreeNode* node, const std::string& name) { | 
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    std::vector<TreeNode*> matchedNodes; | 
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    std::map<std::string, TreeNode*>::iterator i; | 
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    for (i = node->children.begin(); i != node->children.end(); ++i) { | 
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        if (isMatched( i->first, name)) { | 
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            matchedNodes.push_back(i->second); | 
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        } | 
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    } | 
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 | 
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    return matchedNodes; | 
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} | 
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 | 
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bool NameFinder::isMatched(const std::string& str, const std::string& wildcard) { | 
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    return Wildcard::wildcardfit (wildcard.c_str(), str.c_str()); | 
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} | 
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 | 
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} |