00001 /* 00002 * Copyright (C) 2010 Joseph Daly <skinny.moey@gmail.com> 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 notice, 00009 * this list of conditions and the following disclaimer. 00010 * * Redistributions in binary form must reproduce the above copyright notice, 00011 * this list of conditions and the following disclaimer in the documentation 00012 * and/or other materials provided with the distribution. 00013 * * Neither the name of Joseph Daly nor the names of its contributors 00014 * may be used to endorse or promote products derived from this software 00015 * 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 HOLDER 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 00027 * THE POSSIBILITY OF SUCH DAMAGE. 00028 */ 00029 00030 #pragma once 00031 00032 namespace drizzled 00033 { 00034 class Session; 00035 class system_status_var; 00036 } 00037 00038 class StatusVars 00039 { 00040 public: 00041 StatusVars(); 00042 00043 StatusVars(const StatusVars &status_vars); 00044 00045 ~StatusVars(); 00046 00047 void reset(); 00048 00049 void logStatusVar(drizzled::Session *session); 00050 00051 bool hasBeenFlushed(drizzled::Session *session); 00052 00053 void merge(StatusVars *status_vars); 00054 00055 void copySystemStatusVar(drizzled::system_status_var *to_var, 00056 drizzled::system_status_var *from_var); 00057 00058 void copyGlobalVariables(StatusVars *status_vars); 00059 00060 drizzled::system_status_var* getStatusVarCounters() 00061 { 00062 return status_var_counters; 00063 } 00064 00065 uint64_t sent_row_count; 00066 00067 private: 00068 drizzled::system_status_var *status_var_counters; 00069 00070 }; 00071