00001 //# SDHistoryFiller.h: fills the HISTORY table for the SDFITS filler 00002 //# Copyright (C) 2000 00003 //# Associated Universities, Inc. Washington DC, USA. 00004 //# 00005 //# This library is free software; you can redistribute it and/or modify it 00006 //# under the terms of the GNU Library General Public License as published by 00007 //# the Free Software Foundation; either version 2 of the License, or (at your 00008 //# option) any later version. 00009 //# 00010 //# This library is distributed in the hope that it will be useful, but WITHOUT 00011 //# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 00012 //# FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public 00013 //# License for more details. 00014 //# 00015 //# You should have received a copy of the GNU Library General Public License 00016 //# along with this library; if not, write to the Free Software Foundation, 00017 //# Inc., 675 Massachusetts Ave, Cambridge, MA 02139, USA. 00018 //# 00019 //# Correspondence concerning AIPS++ should be addressed as follows: 00020 //# Internet email: aips2-request@nrao.edu. 00021 //# Postal address: AIPS++ Project Office 00022 //# National Radio Astronomy Observatory 00023 //# 520 Edgemont Road 00024 //# Charlottesville, VA 22903-2475 USA 00025 //# 00026 //# 00027 //# $Id$ 00028 00029 #ifndef MS_SDHISTORYHANDLER_H 00030 #define MS_SDHISTORYHANDLER_H 00031 00032 #include <casacore/casa/aips.h> 00033 #include <casacore/casa/Containers/RecordField.h> 00034 00035 namespace casacore { //# NAMESPACE CASACORE - BEGIN 00036 00037 //# Forward Declarations 00038 class MeasurementSet; 00039 class MSHistory; 00040 class MSHistoryColumns; 00041 class Record; 00042 00043 template <class T> class Vector; 00044 00045 // <summary> 00046 // </summary> 00047 00048 // <use visibility=local> or <use visibility=export> 00049 00050 // <reviewed reviewer="" date="yyyy/mm/dd" tests="" demos=""> 00051 // </reviewed> 00052 00053 // <prerequisite> 00054 // <li> SomeClass 00055 // <li> SomeOtherClass 00056 // <li> some concept 00057 // </prerequisite> 00058 // 00059 // <etymology> 00060 // </etymology> 00061 // 00062 // <synopsis> 00063 // </synopsis> 00064 // 00065 // <example> 00066 // </example> 00067 // 00068 // <motivation> 00069 // </motivation> 00070 // 00071 // <templating arg=T> 00072 // <li> 00073 // <li> 00074 // </templating> 00075 // 00076 // <thrown> 00077 // <li> 00078 // <li> 00079 // </thrown> 00080 // 00081 // <todo asof="yyyy/mm/dd"> 00082 // <li> add this feature 00083 // <li> fix this bug 00084 // <li> start discussion of this possible extension 00085 // </todo> 00086 00087 class SDHistoryHandler 00088 { 00089 public: 00090 // default ctor is not attached to a MS and hence is useless until attached 00091 SDHistoryHandler(); 00092 00093 // attach this to a MS - no columns are explicitly handled here 00094 SDHistoryHandler(MeasurementSet &ms, const Vector<Bool> &handledCols, const Record &row); 00095 00096 // copy ctor 00097 SDHistoryHandler(const SDHistoryHandler &other); 00098 00099 ~SDHistoryHandler() {clearAll();} 00100 00101 // assignment operator, uses copy semantics 00102 SDHistoryHandler &operator=(const SDHistoryHandler &other); 00103 00104 // attach to a MS 00105 void attach(MeasurementSet &ms, Vector<Bool> &handledCols, const Record &row); 00106 00107 // reset internals given indicated row, use the same MS 00108 void resetRow(const Record &row); 00109 00110 // fill - a new row is added on each call, the message time stamp is the current time 00111 void fill(const Record& row, Int observationId, 00112 const String &message, const String &priority); 00113 private: 00114 MSHistory *msHis_p; 00115 MSHistoryColumns *msHisCols_p; 00116 00117 // TIMESYS field pointer when available 00118 RORecordFieldPtr<String> timesys_p; 00119 00120 // cleanup everything 00121 void clearAll(); 00122 00123 // clean up row-dependent stuff 00124 void clearRow(); 00125 00126 // initialize everything 00127 void initAll(MeasurementSet &ms, const Vector<Bool> &handledCols, const Record &row); 00128 00129 // initialize stuff which depends on the row 00130 void initRow(const Vector<Bool> &handledCols, const Record &row); 00131 }; 00132 00133 00134 } //# NAMESPACE CASACORE - END 00135 00136 #endif