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00001 //# DataManError.h: Data manager error classes 00002 //# Copyright (C) 1994,1995,1996,1999,2000,2003 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 //# $Id: DataManError.h 20551 2009-03-25 00:11:33Z Malte.Marquarding $ 00027 00028 #ifndef TABLES_DATAMANERROR_H 00029 #define TABLES_DATAMANERROR_H 00030 00031 //# Includes 00032 #include <casa/aips.h> 00033 #include <casa/Exceptions/Error.h> 00034 00035 namespace casa { //# NAMESPACE CASA - BEGIN 00036 00037 //# This header file defines the error classes used in the 00038 //# data manager classes. 00039 00040 00041 // <summary> 00042 // Base error class for table data manager 00043 // </summary> 00044 // <use visibility=export> 00045 // <reviewed reviewer="Gareth Hunt" date="94Nov17" tests=""> 00046 // </reviewed> 00047 00048 // <synopsis> 00049 // This is the generic data manager exception; catching this one means 00050 // catching all DataMan* exceptions. 00051 // Note that you have to catch AipsError to catch all possible exceptions. 00052 // </synopsis> 00053 00054 class DataManError : public AipsError { 00055 public: 00056 // The default constructor generates the message "Table DataManager error". 00057 DataManError (); 00058 // Construct with given message. 00059 DataManError (const String& message); 00060 ~DataManError () throw(); 00061 }; 00062 00063 00064 // <summary> 00065 // Internal table data manager error 00066 // </summary> 00067 // <use visibility=export> 00068 // <reviewed reviewer="Gareth Hunt" date="94Nov17" tests=""> 00069 // </reviewed> 00070 00071 // <synopsis> 00072 // Internal data manager error (should never be thrown). 00073 // If this is thrown, something is terribly wrong. 00074 // </synopsis> 00075 00076 class DataManInternalError : public DataManError { 00077 public: 00078 // Add given message to string "Internal Table DataManager error: ". 00079 DataManInternalError (const String& message); 00080 ~DataManInternalError () throw(); 00081 }; 00082 00083 00084 // <summary> 00085 // Table DataManager error; invalid data manager 00086 // </summary> 00087 // <use visibility=export> 00088 // <reviewed reviewer="Gareth Hunt" date="94Nov17" tests=""> 00089 // </reviewed> 00090 00091 // <synopsis> 00092 // A data manager is unknown (i.e. not registered in DataManReg.cc). 00093 // This means that the data manager object cannot be recreated. 00094 // </synopsis> 00095 00096 class DataManUnknownCtor : public DataManError { 00097 public: 00098 // This constructor generates a message that a data manager 00099 // with the given name is unknown (i.e. not registered). 00100 DataManUnknownCtor (const String& columnName); 00101 ~DataManUnknownCtor () throw(); 00102 }; 00103 00104 00105 // <summary> 00106 // Table DataManager error; invalid data type 00107 // </summary> 00108 // <use visibility=export> 00109 // <reviewed reviewer="Gareth Hunt" date="94Nov17" tests=""> 00110 // </reviewed> 00111 00112 // <synopsis> 00113 // Invalid data type used in the data manager. 00114 // The data manager found an unknown data type when doing a get or put. 00115 // In principle this error should never occur. 00116 // </synopsis> 00117 00118 class DataManInvDT : public DataManError { 00119 public: 00120 // The default constructor generates a generic "invalid data type" message. 00121 DataManInvDT (); 00122 // Put the name of the offending column in the "invalid data type" message. 00123 DataManInvDT (const String& columnName); 00124 ~DataManInvDT () throw(); 00125 }; 00126 00127 00128 00129 // <summary> 00130 // Table DataManager error; invalid operation 00131 // </summary> 00132 // <use visibility=export> 00133 // <reviewed reviewer="Gareth Hunt" date="94Nov17" tests=""> 00134 // </reviewed> 00135 00136 // <synopsis> 00137 // Invalid operation on a data manager. 00138 // A request was done that the data manager could not handle. 00139 // In principle the table system should already test on such operations 00140 // and it should not bother the data manager with invalid requests. 00141 // However, the data manager still tests them for safety. 00142 // </synopsis> 00143 00144 class DataManInvOper : public DataManError { 00145 public: 00146 // The default constructor generates a generic "invalid operation" message. 00147 DataManInvOper (); 00148 // Add given message to string "Invalid DataMan operation: ". 00149 DataManInvOper (const String& message); 00150 ~DataManInvOper () throw(); 00151 }; 00152 00153 00154 // <summary> 00155 // Table DataManager error; unknown virtual column 00156 // </summary> 00157 // <use visibility=export> 00158 // <reviewed reviewer="Gareth Hunt" date="94Nov17" tests=""> 00159 // </reviewed> 00160 00161 // <synopsis> 00162 // A column is unknown to the virtual column engine. 00163 // This error is caused by binding a column to a virtual column engine 00164 // which does not know the column name or data type. 00165 // </synopsis> 00166 00167 class DataManUnknownVirtualColumn : public DataManError { 00168 public: 00169 // Issue a message containing the column name. 00170 DataManUnknownVirtualColumn (const String& columnName, 00171 const String& engineName); 00172 ~DataManUnknownVirtualColumn () throw(); 00173 }; 00174 00175 00176 // <summary> 00177 // Table DataManager error; error in TiledStMan 00178 // </summary> 00179 // <use visibility=export> 00180 // <reviewed reviewer="Gareth Hunt" date="94Nov17" tests=""> 00181 // </reviewed> 00182 00183 // <synopsis> 00184 // An error was made when using the TiledStMan. 00185 // The TiledStMan is quite complex, so it is easy to make mistakes. 00186 // The <linkto class=TiledStMan>TiledStMan</linkto> and related 00187 // classes should be studied carefully. 00188 // </synopsis> 00189 00190 class TSMError : public DataManError { 00191 public: 00192 // Issue the message prefixed by "TiledStMan: ". 00193 TSMError (const String& message); 00194 ~TSMError () throw(); 00195 }; 00196 00197 00198 00199 } //# NAMESPACE CASA - END 00200 00201 #endif