00001 /********************************************************************* 00002 * Software License Agreement (BSD License) 00003 * 00004 * Copyright 2016-2017 Davide Faconti 00005 * All rights reserved. 00006 * 00007 * Redistribution and use in source and binary forms, with or without 00008 * modification, are permitted provided that the following conditions 00009 * are met: 00010 * 00011 * * Redistributions of source code must retain the above copyright 00012 * notice, this list of conditions and the following disclaimer. 00013 * * Redistributions in binary form must reproduce the above 00014 * copyright notice, this list of conditions and the following 00015 * disclaimer in the documentation and/or other materials provided 00016 * with the distribution. 00017 * * Neither the name of Willow Garage, Inc. nor the names of its 00018 * contributors may be used to endorse or promote products derived 00019 * from this software without specific prior written permission. 00020 * 00021 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 00022 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 00023 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 00024 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 00025 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 00026 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 00027 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 00028 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 00029 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 00030 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 00031 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 00032 * POSSIBILITY OF SUCH DAMAGE. 00033 * *******************************************************************/ 00034 00035 #include "ros_type_introspection/stringtree_leaf.hpp" 00036 #include "ros_type_introspection/helper_functions.hpp" 00037 00038 namespace RosIntrospection{ 00039 00040 00041 00042 int StringTreeLeaf::toStr(char* buffer) const 00043 { 00044 const StringTreeNode* leaf_node = this->node_ptr; 00045 if( !leaf_node ){ 00046 return -1; 00047 } 00048 00049 absl::InlinedVector<const std::string*, 16> strings_chain; 00050 00051 while(leaf_node) 00052 { 00053 const auto& str = leaf_node->value(); 00054 strings_chain.push_back( &str ); 00055 leaf_node = leaf_node->parent(); 00056 }; 00057 00058 std::reverse(strings_chain.begin(), strings_chain.end() ); 00059 00060 size_t array_count = 0; 00061 size_t offset = 0; 00062 00063 for( const auto& str: strings_chain) 00064 { 00065 const size_t S = str->size(); 00066 if( S == 1 && (*str)[0] == '#' ) 00067 { 00068 buffer[offset++] = '.'; 00069 offset += print_number(&buffer[offset], this->index_array[ array_count++ ] ); 00070 } 00071 else{ 00072 if( str != strings_chain.front() ){ 00073 buffer[offset++] = '/'; 00074 } 00075 std::memcpy( &buffer[offset], str->data(), S ); 00076 offset += S; 00077 } 00078 } 00079 buffer[offset] = '\0'; 00080 return offset; 00081 } 00082 00083 }