Package rospy :: Module exceptions

Source Code for Module rospy.exceptions

 1  # Software License Agreement (BSD License) 
 2  # 
 3  # Copyright (c) 2008, Willow Garage, Inc. 
 4  # All rights reserved. 
 5  # 
 6  # Redistribution and use in source and binary forms, with or without 
 7  # modification, are permitted provided that the following conditions 
 8  # are met: 
 9  # 
10  #  * Redistributions of source code must retain the above copyright 
11  #    notice, this list of conditions and the following disclaimer. 
12  #  * Redistributions in binary form must reproduce the above 
13  #    copyright notice, this list of conditions and the following 
14  #    disclaimer in the documentation and/or other materials provided 
15  #    with the distribution. 
16  #  * Neither the name of Willow Garage, Inc. nor the names of its 
17  #    contributors may be used to endorse or promote products derived 
18  #    from this software without specific prior written permission. 
19  # 
20  # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 
21  # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 
22  # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 
23  # FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 
24  # COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 
25  # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 
26  # BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 
27  # LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 
28  # CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 
29  # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 
30  # ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 
31  # POSSIBILITY OF SUCH DAMAGE. 
32  # 
33  # Revision $Id: exceptions.py 7956 2010-01-20 01:46:50Z kwc $ 
34   
35  """rospy exception types""" 
36   
37 -class ROSException(Exception):
38 """ 39 Base exception class for ROS clients 40 """ 41 pass 42
43 -class ROSSerializationException(ROSException):
44 """ 45 Exception for message serialization errors 46 """ 47 pass
48
49 -class ROSInitException(ROSException):
50 """ 51 Exception for errors initializing ROS state 52 """ 53 pass
54
55 -class ROSInterruptException(ROSException, KeyboardInterrupt):
56 """ 57 Exception for operations that interrupted, e.g. due to shutdown. 58 59 This is a subclass of both L{ROSException} and KeyboardInterrupt 60 so that it can be used in logic tht expects either. 61 """ 62 pass
63
64 -class ROSInternalException(Exception):
65 """ 66 Base class for exceptions that are internal to the ROS system 67 """ 68 pass
69
70 -class TransportException(ROSInternalException):
71 """ 72 Base class for transport-related exceptions 73 """ 74 pass
75
76 -class TransportTerminated(TransportException):
77 """ 78 Internal class for representing broken connections 79 """ 80 pass
81
82 -class TransportInitError(TransportException):
83 """ 84 Internal exception for representing exceptions that occur 85 establishing transports 86 """ 87 pass
88