Class: Db2Query::Result

Inherits:
ActiveRecord::Result
  • Object
show all
Defined in:
lib/db2_query/result.rb

Defined Under Namespace

Classes: Record

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(columns, rows, definition) ⇒ Result

Returns a new instance of Result.



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# File 'lib/db2_query/result.rb', line 11

def initialize(columns, rows, definition)
  @definition = definition
  validate_result_columns(columns)
  super(columns, rows, {})
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(method_name, *args, &block) ⇒ Object (private) 



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# File 'lib/db2_query/result.rb', line 81

def method_missing(method_name, *args, &block)
  if record.respond_to?(method_name)
    record.send(method_name)
  else
    super
  end
end

Instance Attribute Details

#definition ⇒ Object (readonly) Also known as: query

Returns the value of attribute definition.



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# File 'lib/db2_query/result.rb', line 5

def definition
  @definition
end

Instance Method Details

#inspect ⇒ Object 



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# File 'lib/db2_query/result.rb', line 37

def inspect
  entries = records.take(11).map!(&:inspect)
  entries[10] = "..." if entries.size == 11
  "#<#{self.class.name} [#{entries.join(', ')}]>"
end

#record ⇒ Object 



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# File 'lib/db2_query/result.rb', line 17

def record
  records.first
end

#records ⇒ Object 



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# File 'lib/db2_query/result.rb', line 21

def records
  @records ||= rows.map { |row| new_record(row) }
end

#to_h ⇒ Object 



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# File 'lib/db2_query/result.rb', line 25

def to_h
  rows.map do |row|
    index, hash = [0, {}]
    while index < columns.length
      attr_name = columns[index].to_sym
      hash[attr_name] = data_type(attr_name).deserialize(row[index])
      index += 1
    end
    hash
  end
end