timer.h
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00001 /*
00002  * Copyright 2006-2008 The FLWOR Foundation.
00003  *
00004  * Licensed under the Apache License, Version 2.0 (the "License");
00005  * you may not use this file except in compliance with the License.
00006  * You may obtain a copy of the License at
00007  *
00008  * http://www.apache.org/licenses/LICENSE-2.0
00009  *
00010  * Unless required by applicable law or agreed to in writing, software
00011  * distributed under the License is distributed on an "AS IS" BASIS,
00012  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00013  * See the License for the specific language governing permissions and
00014  * limitations under the License.
00015  */
00016 
00017 #ifndef ZORBA_UTIL_TIMER_H
00018 #define ZORBA_UTIL_TIMER_H
00019 
00020 #include <zorba/util/time.h>
00021 
00022 namespace zorba
00023 {
00024 
00025   namespace time
00026   {
00027 
00028     class Timer {
00029     public:
00030       void start() {
00031         get_current_walltime(theStart);
00032       }
00033 
00034       double elapsed() const {
00035         walltime lEnd;
00036         get_current_walltime(lEnd);
00037         return get_walltime_elapsed(theStart, lEnd);
00038       }
00039 
00040       long getStart() const {
00041         return get_walltime_in_millis(theStart);
00042       }
00043 
00044     private:
00045       walltime theStart;
00046     };
00047 
00048   }
00049 
00050 }
00051 
00052 #endif
00053 
00054 /*
00055  * Local variables:
00056  * mode: c++
00057  * End:
00058  */
00059 /* vim:set et sw=2 ts=2: */
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