52 lines
1.4 KiB
C++
52 lines
1.4 KiB
C++
/*
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* Copyright 2003,2004 The Apache Software Foundation.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef _LOG4CXX_HELPERS_RELATIVE_TIME_DATE_FORMAT_H
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#define _LOG4CXX_HELPERS_RELATIVE_TIME_DATE_FORMAT_H
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#include <log4cxx/helpers/dateformat.h>
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#include <log4cxx/helpers/system.h>
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namespace log4cxx
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{
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namespace helpers
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{
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/**
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Formats a date by printing the number of seconds
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elapsed since the start of the application. This is the fastest
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printing DateFormat in the package.
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*/
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class LOG4CXX_EXPORT RelativeTimeDateFormat : public DateFormat
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{
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protected:
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int64_t startTime;
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public:
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RelativeTimeDateFormat()
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: DateFormat(_T(""), 0), startTime(System::currentTimeMillis())
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{
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}
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virtual void format(ostream& os, int64_t time) const
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{
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os << (time - startTime);
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}
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};
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} // namespace helpers
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}; // namespace log4cxx
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#endif // _LOG4CXX_HELPERS_RELATIVE_TIME_DATE_FORMAT_H
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