00001 // Copyright (C) 2010 David Sugar, Tycho Softworks. 00002 // 00003 // This file is part of GNU uCommon C++. 00004 // 00005 // GNU uCommon C++ is free software: you can redistribute it and/or modify 00006 // it under the terms of the GNU Lesser General Public License as published 00007 // by the Free Software Foundation, either version 3 of the License, or 00008 // (at your option) any later version. 00009 // 00010 // GNU uCommon C++ is distributed in the hope that it will be useful, 00011 // but WITHOUT ANY WARRANTY; without even the implied warranty of 00012 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00013 // GNU Lesser General Public License for more details. 00014 // 00015 // You should have received a copy of the GNU Lesser General Public License 00016 // along with GNU uCommon C++. If not, see <http://www.gnu.org/licenses/>. 00017 00018 #ifndef DEBUG 00019 #define DEBUG 00020 #endif 00021 00022 #include <ucommon/ucommon.h> 00023 00024 #include <stdio.h> 00025 00026 using namespace UCOMMON_NAMESPACE; 00027 00028 static unsigned reused = 0; 00029 00030 class myobject : public ReusableObject 00031 { 00032 public: 00033 unsigned count; 00034 00035 myobject() 00036 {count = ++reused;}; 00037 }; 00038 00039 static mempager pool; 00040 static paged_reuse<myobject> myobjects(&pool, 100); 00041 static queueof<myobject> mycache(&pool, 10); 00042 00043 extern "C" int main() 00044 { 00045 unsigned i; 00046 00047 myobject *x; 00048 for(i = 0; i < 10; ++i) { 00049 x = myobjects.create(); 00050 mycache.post(x); 00051 } 00052 assert(x->count == 10); 00053 00054 for(i = 0; i < 3; ++i) { 00055 x = mycache.lifo(); 00056 assert(x != NULL); 00057 } 00058 assert(x->count == 8); 00059 00060 init<myobject>(x); 00061 assert(x->count == 11); 00062 00063 for(i = 0; i < 3; ++i) { 00064 x = mycache.lifo(); 00065 assert(x != NULL); 00066 myobjects.release(x); 00067 } 00068 00069 x = init<myobject>(NULL); 00070 assert(x == NULL); 00071 assert(reused == 11); 00072 return 0; 00073 } 00074