| /************************************************************** |
| * |
| * 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. |
| * |
| *************************************************************/ |
| |
| |
| |
| #include "precompiled_configmgr.hxx" |
| #include "sal/config.h" |
| |
| #include "rtl/ustring.hxx" |
| |
| #include "modifications.hxx" |
| #include "path.hxx" |
| |
| namespace configmgr { |
| |
| Modifications::Modifications() {} |
| |
| Modifications::~Modifications() {} |
| |
| void Modifications::add(Path const & path) { |
| Node * p = &root_; |
| bool wasPresent = false; |
| for (Path::const_iterator i(path.begin()); i != path.end(); ++i) { |
| Node::Children::iterator j(p->children.find(*i)); |
| if (j == p->children.end()) { |
| if (wasPresent && p->children.empty()) { |
| return; |
| } |
| j = p->children.insert(Node::Children::value_type(*i, Node())). |
| first; |
| wasPresent = false; |
| } else { |
| wasPresent = true; |
| } |
| p = &j->second; |
| } |
| p->children.clear(); |
| } |
| |
| void Modifications::remove(Path const & path) { |
| OSL_ASSERT(!path.empty()); |
| Node * p = &root_; |
| for (Path::const_iterator i(path.begin());;) { |
| Node::Children::iterator j(p->children.find(*i)); |
| if (j == p->children.end()) { |
| break; |
| } |
| if (++i == path.end()) { |
| p->children.erase(j); |
| if (p->children.empty()) { |
| Path parent(path); |
| parent.pop_back(); |
| remove(parent); |
| } |
| break; |
| } |
| p = &j->second; |
| } |
| } |
| |
| Modifications::Node const & Modifications::getRoot() const { |
| return root_; |
| } |
| |
| } |