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package Log::Unrotate::Cursor; |
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{ |
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$Log::Unrotate::Cursor::VERSION = '1.32'; |
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} |
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2
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2
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15
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use strict; |
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4
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2
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73
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7
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2
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2
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9
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use warnings; |
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4
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2
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3951
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9
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=head1 NAME |
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Log::Unrotate::Cursor - abstract class for unrotate cursors |
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=head1 VERSION |
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version 1.32 |
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=head1 DECRIPTION |
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C keeps its position in persistent objects called cursors. |
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See C for the default cursor implementation. |
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=head1 METHODS |
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=over |
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=item B |
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29
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Get the hashref with a position data. |
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Data usually includes I, I, I and I keys. |
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=cut |
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sub read($) { |
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0
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0
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1
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die 'not implemented'; |
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} |
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=item B |
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40
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Save a new position into the cursor. |
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=cut |
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sub commit($$) { |
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0
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0
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1
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die 'not implemented'; |
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} |
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=item B |
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49
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Clean all data from the cursor. |
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51
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=cut |
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sub clean($) { |
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0
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0
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1
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die 'not implemented'; |
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} |
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56
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=item B |
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58
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Rollback the cursor to some previous value. |
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60
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Returns 1 on success, 0 on fail. |
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62
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=cut |
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64
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sub rollback($) { |
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0
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0
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1
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return 0; |
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} |
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68
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=back |
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70
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=cut |
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72
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1; |