Class: CmisServer::Query::ParsedStatement

Inherits:
Object
  • Object
show all
Defined in:
lib/cmis_server/query/simple_parser.rb

Overview

Data structures for parsed statement

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ ParsedStatement

Returns a new instance of ParsedStatement.



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# File 'lib/cmis_server/query/simple_parser.rb', line 183

def initialize
  @select_list = []
  @from_clause = nil
  @where_clause = nil
  @order_by = []
end

Instance Attribute Details

#from_clause ⇒ Object

Returns the value of attribute from_clause.



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# File 'lib/cmis_server/query/simple_parser.rb', line 181

def from_clause
  @from_clause
end

#order_by ⇒ Object

Returns the value of attribute order_by.



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# File 'lib/cmis_server/query/simple_parser.rb', line 181

def order_by
  @order_by
end

#select_list ⇒ Object

Returns the value of attribute select_list.



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# File 'lib/cmis_server/query/simple_parser.rb', line 181

def select_list
  @select_list
end

#where_clause ⇒ Object

Returns the value of attribute where_clause.



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# File 'lib/cmis_server/query/simple_parser.rb', line 181

def where_clause
  @where_clause
end

Instance Method Details

#query_expression ⇒ Object

Convert to format expected by existing code



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# File 'lib/cmis_server/query/simple_parser.rb', line 191

def query_expression
  OpenStruct.new(
    from: OpenStruct.new(
      tables: [@from_clause].map { |fc| 
        OpenStruct.new(
          name: fc.table_name,
          is_a?: ->(klass) { klass == CmisServer::Query::Statement::Table }
        )
      }
    ),
    where: @where_clause
  )
end