1 | /**********************************************************************
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2 | *
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3 | * IErrors.cpp
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4 | * Copyright (C) 2003 UNESCO
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5 | *
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6 | * A component of the Greenstone digital library software
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7 | * from the New Zealand Digital Library Project at the
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8 | * University of Waikato, New Zealand.
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9 | *
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10 | * This program is free software; you can redistribute it and/or modify
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11 | * it under the terms of the GNU General Public License as published by
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12 | * the Free Software Foundation; either version 2 of the License, or
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13 | * (at your option) any later version.
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14 | *
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15 | * This program is distributed in the hope that it will be useful,
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16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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18 | * GNU General Public License for more details.
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19 | *
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20 | * You should have received a copy of the GNU General Public License
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21 | * along with this program; if not, write to the Free Software
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22 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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23 | *
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24 | *********************************************************************/
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25 |
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26 | ////////////////////////////////////////////////////////////////////////////////////
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27 | // Error.cpp
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28 |
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29 | // #include "stdafx.h"
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30 | // The Error functions and classes are used to catch and/or
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31 | // record database exceptions that occur during run-time. This
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32 | // implementation can be used with or without C++ built-in exception
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33 | // handling. If C++ exception handling is not enabled with the
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34 | // __CPP_EXCEPTIONS__ macro, then the vbDatabaseError enumerated
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35 | // constants can be used to record database errors.
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36 | #include "IErrors.h"
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37 |
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38 | // NOTE: This array must contain the same number of exceptions as the
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39 | // IsisError enumeration.
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40 | const int MaxExceptionMessages = 57;
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41 | const char* isisExceptionMessages[MaxExceptionMessages] = {
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42 | "Database exception: No exception reported", // None
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43 | "Database exception: Invalid error code reported", // Invalid
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44 | "Database exception: Memory exhausted",
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45 | "Database exception: Error opening xrf file",
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46 | "Database exception: Error creating xrf file",
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47 | "Database exception: Error reading xrf file",
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48 | "Database exception: Error writing xrf file",
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49 | "Database exception: xrf file is corrupted",
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50 | "Database exception: xrf file, invalid block",
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51 | "Database exception: xrf file, invalid status",
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52 | "Database exception: Error creating an existing mf file",
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53 | "Database exception: Error opening mf file",
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54 | "Database exception: Error opening mf file",
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55 | "Database exception: Error creating mf file",
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56 | "Database exception: Error reading mf file",
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57 | "Database exception: Error writing mf file",
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58 | "Database exception: Access Violation", // AccessViolation
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59 | "Database exception: Assertion failed", // AssertError
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60 | "Database exception: Wrong object type", // BadClassID
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61 | "Database exception: Bad object address", // BadObjectAddress
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62 | "Database exception: Bad reference", // BadReference
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63 | "Database exception: Cache full", // CacheFull
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64 | "Database exception: Checksum error", // ChecksumError
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65 | "Database exception: Divide by zero error", // DivideByZero
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66 | "Database exception: Unexpected end of file was reached", // EOFError
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67 | "Database exception: Error closing file", // FileCloseError
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68 | "Database exception: File is corrupt", // FileCorrupt
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69 | "Database exception: Error creating file", // CreationError
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70 | "Database exception: File already exists", // FileExists
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71 | "Database exception: Trying to use a closed file", // FileNotOpenError
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72 | "Database exception: File not ready for reading/writing", // FileNotReady
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73 | "Database exception: Could not write to file", // NotWriteable
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74 | "Database exception: Error opening file", // FileOpenError
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75 | "Database exception: Cannot obtain a file position", // FilePostionError
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76 | "Database exception: Error reading from file", // FileReadError
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77 | "Database exception: Error seeking in file", // FileSeekError
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78 | "Database exception: Error writing to file", // FileWriteError
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79 | "Database exception: No database open", // NoDatabaseOpen
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80 | "Database exception: No such file exists", // NoFileExists
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81 | "Database exception: No objects exist", // NoObjectsExist
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82 | "Database exception: Accessing a null pointer", // NullPtr
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83 | "Database exception: Object already exists", // ObjectExists
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84 | "Database exception: Another object is referencing this file", // Referenced
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85 | "Database exception: Math overflow error", // OverFlow
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86 | "Database exception: Parse error", // ParseError
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87 | "Database exception: Invalid path", // PathError
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88 | "Database exception: Trying to write to a read-only file", // ReadOnlyFile
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89 | "Database exception: Stack empty", // StackEmpty
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90 | "Database exception: Stack full", // StackFull
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91 | "Database exception: Synchronization Error", // SyncError
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92 | "Database exception: Math under-flow error", // UnderFlow
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93 | "Database exception: Wrong file type", // WrongFileType
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94 |
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95 | // Persistent lock error messages
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96 | "Database exception: Invalid lock type specified", // LOCK_TYPE
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97 | "Database exception: Cannot access the file lock header", // FLK_ACCESS
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98 | "Database exception: Cannot lock the file", // FLK_ERROR
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99 | "Database exception: Cannot access the record lock header", // RLK_ACCESS
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100 | "Database exception: Cannot lock the specified record" // RLK_ERROR
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101 | };
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102 |
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103 | const char *isisExceptionMessage(IsisError err)
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104 | // Standalone function that returns a null terminated string that can
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105 | // be use to log or print a database exception message.
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106 | {
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107 | int error = (int)err;
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108 | if(error > MaxExceptionMessages) error = ISIS_INVALID_CODE;
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109 |
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110 | // Find the corresponding message in the exception array
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111 | return isisExceptionMessages[error];
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112 | }
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113 |
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