1 | package LATMOS::Accounts::Cli::Context; |
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2 | |
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3 | # $Id: Cli.pm 2145 2018-08-29 18:15:46Z nanardon $ |
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4 | |
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5 | use strict; |
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6 | use warnings; |
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7 | use Moose; |
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8 | use LATMOS::Accounts::Log; |
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9 | use LATMOS::Accounts::Utils; |
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10 | use Term::ReadLine; |
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11 | use Text::ParseWords; |
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12 | use Getopt::Long; |
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13 | use YAML; |
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14 | use utf8; |
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15 | use open qw( :std :utf8 ); |
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16 | |
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17 | =head1 NAME |
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18 | |
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19 | LATMOS::Accounts::Cli - Command line interface functions |
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20 | |
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21 | =head1 DESCRIPTION |
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22 | |
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23 | This module handle envirronment and functons for L<la-cli> tools. |
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24 | |
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25 | =cut |
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26 | |
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27 | { |
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28 | open (my $fh, "/dev/tty" ) |
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29 | or eval 'sub Term::ReadLine::findConsole { ("&STDIN", "&STDERR") }'; |
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30 | die $@ if $@; |
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31 | close ($fh); |
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32 | } |
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33 | |
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34 | has Term => ( is => 'ro', isa => 'Term::ReadLine' ); |
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35 | has TransMode => ( is => 'rw', isa => 'Bool', default => 0 ); |
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36 | has TransStarted => ( is => 'rw', isa => 'Bool', default => 0 ); |
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37 | has base => ( is => 'ro' ); |
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38 | has La => ( is => 'ro' ); |
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39 | has Out => ( is => 'ro' ); |
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40 | has TempOut => ( is => 'rw' ); |
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41 | has Interractive => ( is => 'rw', isa => 'Bool', default => 1 ); |
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42 | has Preferences => ( is => 'rw', default => sub { {} } ); |
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43 | |
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44 | =head1 FUNCTIONS |
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45 | |
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46 | =head2 new ($env, $labase) |
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47 | |
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48 | Create an envirronment object. |
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49 | |
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50 | C<$env> is functions descriptions. |
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51 | |
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52 | =cut |
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53 | |
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54 | around BUILDARGS => sub { |
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55 | my $orig = shift; |
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56 | my $class = shift; |
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57 | |
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58 | my $term = Term::ReadLine->new('LA CLI', \*STDIN, \*STDOUT ); |
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59 | binmode($term->IN, ':utf8'); |
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60 | $term->MinLine(99999); |
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61 | my $OUT = \*STDOUT; |
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62 | |
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63 | return $class->$orig( Out => $OUT, Term => $term, @_ ); |
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64 | |
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65 | }; |
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66 | |
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67 | sub _historyFile { "$ENV{HOME}/.lacli_history" } |
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68 | |
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69 | sub ReadHistory { |
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70 | my ( $self ) = @_; |
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71 | $self->Term->ReadHistory( _historyFile() ); |
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72 | } |
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73 | |
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74 | sub WriteHistory { |
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75 | my ( $self ) = @_; |
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76 | $self->Term->WriteHistory( _historyFile() ); |
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77 | } |
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78 | |
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79 | sub _preferenceFile { "$ENV{HOME}/.lacli_preference" } |
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80 | |
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81 | sub ReadPreferences { |
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82 | my ( $self ) = @_; |
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83 | |
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84 | if (-f _preferenceFile() ) { |
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85 | $self->Preferences( YAML::LoadFile( _preferenceFile() ) ); |
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86 | } |
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87 | |
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88 | $self->ApplySetting(); |
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89 | } |
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90 | |
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91 | sub WritePreferences { |
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92 | my ( $self ) = @_; |
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93 | |
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94 | YAML::DumpFile( _preferenceFile(), $self->Preferences() ); |
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95 | } |
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96 | |
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97 | sub DefaultSetting { |
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98 | my ( $self, $setting ) = @_; |
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99 | |
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100 | my $defaults = { |
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101 | 'historysize' => 1000, |
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102 | }; |
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103 | if ($setting) { |
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104 | return $defaults->{ $setting }; |
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105 | } else { |
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106 | return sort keys %{ $defaults }; |
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107 | } |
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108 | } |
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109 | |
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110 | sub ApplySetting { |
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111 | my ( $self ) = @_; |
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112 | |
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113 | $self->Term->StifleHistory( $self->Setting('historysize') ); |
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114 | } |
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115 | |
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116 | sub Setting { |
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117 | my ( $self, $setting, $value ) = @_; |
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118 | |
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119 | my $oldvalue = defined($self->Preferences->{settings}{ $setting }) |
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120 | ? $self->Preferences->{settings}{ $setting } : $self->DefaultSetting( $setting ); |
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121 | |
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122 | if (defined($value)) { |
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123 | if ($value eq 'default') { |
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124 | delete($self->Preferences->{settings}{ $setting }); |
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125 | } else { |
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126 | $self->Preferences->{settings}{ $setting } = $value; |
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127 | } |
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128 | |
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129 | $self->ApplySetting(); |
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130 | } |
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131 | |
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132 | return ($oldvalue); |
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133 | } |
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134 | |
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135 | =head2 print |
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136 | |
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137 | =cut |
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138 | |
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139 | sub print { |
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140 | my ( $self, @args ) = @_; |
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141 | my $out = $self->TempOut || $self->Out; |
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142 | |
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143 | print $out @args; |
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144 | } |
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145 | |
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146 | =head2 printf |
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147 | |
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148 | =cut |
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149 | |
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150 | sub printf { |
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151 | my ( $self, $str, @args ) = @_; |
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152 | my $out = $self->TempOut || $self->Out; |
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153 | |
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154 | printf $out $str, @args; |
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155 | } |
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156 | |
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157 | =head2 commit |
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158 | |
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159 | Call commit to base unelss in transaction mode |
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160 | |
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161 | =cut |
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162 | |
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163 | sub commit { |
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164 | my ($self) = @_; |
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165 | if ($self->TransMode || $self->TransStarted) { |
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166 | $self->TransStarted(1); |
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167 | } else { |
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168 | $self->_commit; |
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169 | } |
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170 | } |
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171 | |
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172 | sub _commit { |
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173 | my ($self) = @_; |
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174 | $self->base->commit; |
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175 | $self->TransStarted(0); |
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176 | } |
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177 | |
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178 | =head2 rollback |
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179 | |
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180 | Perform rollback unless in transaction mode |
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181 | |
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182 | =cut |
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183 | |
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184 | sub rollback { |
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185 | my ($self) = @_; |
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186 | if ($self->TransMode) { |
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187 | $self->print("All pending changes get rollback\n"); |
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188 | } |
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189 | if (!$self->TransStarted) { |
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190 | $self->_rollback; |
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191 | } |
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192 | } |
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193 | |
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194 | sub _rollback { |
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195 | my ($self) = @_; |
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196 | $self->base->rollback; |
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197 | $self->TransStarted(0); |
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198 | } |
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199 | |
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200 | 1; |
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201 | |
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202 | __END__ |
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203 | |
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204 | =head1 SEE ALSO |
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205 | |
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206 | L<LATMOS::Accounts> |
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207 | |
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208 | =head1 AUTHOR |
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209 | |
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210 | Olivier Thauvin, E<lt>olivier.thauvin@latmos.ipsl.frE<gt> |
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211 | |
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212 | =head1 COPYRIGHT AND LICENSE |
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213 | |
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214 | Copyright (C) 2008, 2009, 2010, 2011, 2012 CNRS SA/CETP/LATMOS |
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215 | |
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216 | This library is free software; you can redistribute it and/or modify |
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217 | it under the same terms as Perl itself, either Perl version 5.10.0 or, |
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218 | at your option, any later version of Perl 5 you may have available. |
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219 | |
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220 | =cut |
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