00001 /* 00002 * Copyright (c) 2010, Willow Garage, Inc. 00003 * All rights reserved. 00004 * 00005 * Redistribution and use in source and binary forms, with or without 00006 * modification, are permitted provided that the following conditions are met: 00007 * 00008 * * Redistributions of source code must retain the above copyright 00009 * notice, this list of conditions and the following disclaimer. 00010 * * Redistributions in binary form must reproduce the above copyright 00011 * notice, this list of conditions and the following disclaimer in the 00012 * documentation and/or other materials provided with the distribution. 00013 * * Neither the name of the Willow Garage, Inc. nor the names of its 00014 * contributors may be used to endorse or promote products derived from 00015 * this software without specific prior written permission. 00016 * 00017 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 00018 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 00019 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 00020 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 00021 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 00022 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 00023 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 00024 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 00025 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 00026 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 00027 * POSSIBILITY OF SUCH DAMAGE. 00028 */ 00029 00030 #ifndef RVIZ_COMMON_UUID_H 00031 #define RVIZ_COMMON_UUID_H 00032 00033 #include <boost/array.hpp> 00034 #include <ros/types.h> 00035 #include <ros/message_forward.h> 00036 #include <iostream> 00037 00038 namespace rve_msgs 00039 { 00040 ROS_DECLARE_MESSAGE(UUID); 00041 } 00042 00043 namespace rve_common 00044 { 00045 00046 class UUID 00047 { 00048 public: 00049 static UUID Null; 00050 static UUID generate(); 00051 00052 UUID(); 00053 UUID(const rve_msgs::UUID&); 00054 00055 UUID& operator=(const rve_msgs::UUID&); 00056 operator rve_msgs::UUID() const; 00057 00058 bool operator<(const UUID& rhs) const; 00059 bool operator==(const UUID& rhs) const; 00060 bool operator!=(const UUID& rhs) const { return !(*this == rhs); } 00061 00062 std::string toString() const; 00063 void fromString(const std::string& str); 00064 00065 bool isNull() const; 00066 00067 private: 00068 boost::array<uint8_t, 16> data_; 00069 }; 00070 00071 std::ostream& operator<<(std::ostream& o, const UUID& u); 00072 std::istream& operator>>(std::istream& i, UUID& u); 00073 00074 std::size_t hash_value(const UUID &uuid); 00075 00076 } // namespace rve_common 00077 00078 #endif // RVIZ_COMMON_UUID_H