PLearn 0.1
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00001 // -*- C++ -*- 00002 00003 // diff.cc 00004 // 00005 // Copyright (C) 2005 Olivier Delalleau 00006 // 00007 // Redistribution and use in source and binary forms, with or without 00008 // modification, are permitted provided that the following conditions are met: 00009 // 00010 // 1. Redistributions of source code must retain the above copyright 00011 // notice, this list of conditions and the following disclaimer. 00012 // 00013 // 2. Redistributions in binary form must reproduce the above copyright 00014 // notice, this list of conditions and the following disclaimer in the 00015 // documentation and/or other materials provided with the distribution. 00016 // 00017 // 3. The name of the authors may not be used to endorse or promote 00018 // products derived from this software without specific prior written 00019 // permission. 00020 // 00021 // THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR 00022 // IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 00023 // OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN 00024 // NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 00025 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED 00026 // TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 00027 // PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 00028 // LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 00029 // NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 00030 // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 00031 // 00032 // This file is part of the PLearn library. For more information on the PLearn 00033 // library, go to the PLearn Web site at www.plearn.org 00034 00035 /* ******************************************************* 00036 * $Id: .pyskeleton_header 544 2003-09-01 00:05:31Z plearner $ 00037 ******************************************************* */ 00038 00039 // Authors: Olivier Delalleau 00040 00044 #include "diff.h" 00045 #include <plearn/base/Object.h> 00046 #include <plearn/base/PLearnDiff.h> 00047 00048 namespace PLearn { 00049 using namespace std; 00050 00052 // diff // 00054 /* 00055 int diff(const string& refer, const string& other, const OptionBase* opt, PLearnDiff* diffs) 00056 { 00057 pout << "Calling basic diff with Option< ObjectType, " << opt->optiontype() << " >" << endl; 00058 PLASSERT( diffs ); 00059 return diffs->diff(refer, other, opt->optionname()); 00060 } 00061 */ 00062 00064 // diff // 00066 int diff(PP<Object> refer, PP<Object> other, PLearnDiff* diffs) 00067 { 00068 bool delete_diffs = false; 00069 if (!diffs) { 00070 diffs = new PLearnDiff(); 00071 delete_diffs = true; 00072 } 00073 PLASSERT(diffs); 00074 // Check objects are of the same class. 00075 string refer_class = refer ? refer->classname() : "null"; 00076 string other_class = other ? other->classname() : "null"; 00077 int n_diffs = diffs->diff(refer_class, other_class, "classname"); 00078 if (n_diffs > 0) 00079 return n_diffs; // We cannot compare two objects from different classes. 00080 else if (!other && !refer) 00081 return 0; // Both objects are null pointers. 00082 PLASSERT( other && refer ); 00083 OptionList& options = refer->getOptionList(); 00084 for (OptionList::const_iterator it = options.begin(); it != options.end(); it++) { 00085 // pout << "Comparing " << (*it)->optionname() << endl; 00086 string option = (*it)->optionname(); 00087 string refer_opt = refer->getOption(option); 00088 string other_opt = other->getOption(option); 00089 n_diffs += (*it)->diff(refer_opt, other_opt, diffs); 00090 } 00091 if (delete_diffs) 00092 delete diffs; 00093 return n_diffs; 00094 } 00095 00096 } // end of namespace PLearn 00097 00098 00099 /* 00100 Local Variables: 00101 mode:c++ 00102 c-basic-offset:4 00103 c-file-style:"stroustrup" 00104 c-file-offsets:((innamespace . 0)(inline-open . 0)) 00105 indent-tabs-mode:nil 00106 fill-column:79 00107 End: 00108 */ 00109 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=79 :