Class: Jason::Encoding::PersistenceHandler::Deletable

Inherits:
PersistenceObject show all
Includes:
Operations::File
Defined in:
lib/jason/encoding/deletable.rb

Instance Attribute Summary

Attributes inherited from PersistenceObject

#persistable_obj

Instance Method Summary collapse

Methods inherited from PersistenceObject

#eigenclass, #initialize, #instance_method

Constructor Details

This class inherits a constructor from Jason::Encoding::PersistenceHandler::PersistenceObject

Instance Method Details

#delete ⇒ Object 



11
12
13
14
15
16
17
18
19
20
21
22
 
# File 'lib/jason/encoding/deletable.rb', line 11

def delete
  deleted = true
  persisted_file_content  = load_from_file(where_to_persist)
  r_objects       =  ActiveSupport::JSON.decode(persisted_file_content)
  r_objects.delete_if{|obj| obj[@root]["id"] == @persistable_obj.send(:id)}
  save_to_file(ActiveSupport::JSON.encode(r_objects))
rescue 
  deleted = false

ensure
  return deleted
end