typed_class_loader_template.cpp
Go to the documentation of this file.
1 /*
2  * Copyright (c) 2012, Willow Garage, Inc.
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions are met:
7  *
8  * * Redistributions of source code must retain the above copyright
9  * notice, this list of conditions and the following disclaimer.
10  * * Redistributions in binary form must reproduce the above copyright
11  * notice, this list of conditions and the following disclaimer in the
12  * documentation and/or other materials provided with the distribution.
13  * * Neither the name of the Willow Garage, Inc. nor the names of its
14  * contributors may be used to endorse or promote products derived from
15  * this software without specific prior written permission.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
18  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
21  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
22  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
23  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
24  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
25  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
26  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
27  * POSSIBILITY OF SUCH DAMAGE.
28  */
29 #include <ros/console.h>
31 #include <vector>
32 #include <string>
33 #include <iostream>
34 
35 @
36 
37 extern "C"
38 {
39  std::vector<std::string> availablePlugins(const std::string& package_name)
40  {
41  pluginlib::ClassLoader<$> class_loader(package_name, "$");
42  return(class_loader.getDeclaredClasses());
43  }
44 
45  bool loadPlugin(const std::string& package_name, const std::string& class_name)
46  {
47  pluginlib::ClassLoader<$> class_loader(package_name, "$");
48  try
49  {
50  class_loader.createInstance(class_name);
51  return true;
52  }
53  catch(...)
54  {
55  return false;
56  }
57  }
58 
59  std::string whereIsPluginLocated(const std::string& package_name, const std::string& class_name)
60  {
61  pluginlib::ClassLoader<$> class_loader(package_name, "$");
62  try
63  {
64  return class_loader.getClassLibraryPath(class_name);
65  }
66  catch(...)
67  {
68  return ("Could not find location of plugin " + class_name);
69  }
70  }
71 }
virtual std::string getClassLibraryPath(const std::string &lookup_name)
Given the name of a class, return the path to its associated library.
std::vector< std::string > getDeclaredClasses()
Return a list of all available classes for this ClassLoader&#39;s base class type.
std::vector< std::string > availablePlugins(const std::string &package_name)
bool loadPlugin(const std::string &package_name, const std::string &class_name)
A class to help manage and load classes.
std::string whereIsPluginLocated(const std::string &package_name, const std::string &class_name)


pluginlib
Author(s): Eitan Marder-Eppstein, Tully Foote, Dirk Thomas, Mirza Shah
autogenerated on Mon Jun 10 2019 14:15:48