Class: Mondrian::OLAP::Member

Inherits:
Object
  • Object
show all
Includes:
Annotated
Defined in:
lib/mondrian/olap/cube.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(raw_member) ⇒ Member

Returns a new instance of Member.



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# File 'lib/mondrian/olap/cube.rb', line 282

def initialize(raw_member)
  @raw_member = raw_member
end

Instance Attribute Details

#raw_member ⇒ Object (readonly)

Returns the value of attribute raw_member.



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# File 'lib/mondrian/olap/cube.rb', line 286

def raw_member
  @raw_member
end

Instance Method Details

#all_member? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/mondrian/olap/cube.rb', line 312

def all_member?
  @raw_member.isAll
end

#annotations ⇒ Object 



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# File 'lib/mondrian/olap/cube.rb', line 378

def annotations
  annotations_for(@raw_member)
end

#calculated? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/mondrian/olap/cube.rb', line 300

def calculated?
  @raw_member.isCalculated
end

#calculated_in_query? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/mondrian/olap/cube.rb', line 304

def calculated_in_query?
  @raw_member.isCalculatedInQuery
end

#caption ⇒ Object 



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# File 'lib/mondrian/olap/cube.rb', line 296

def caption
  @caption ||= @raw_member.getCaption
end

#cell_formatter_name ⇒ Object 



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# File 'lib/mondrian/olap/cube.rb', line 392

def cell_formatter_name
  if dimension_type == :measures
    cube_measure = raw_member.unwrap(Java::MondrianOlap::Member.java_class)
    if value_formatter = cube_measure.getFormatter
      f = value_formatter.java_class.declared_field('cf')
      f.accessible = true
      cf = f.value(value_formatter)
      cf.class.name.split('::').last.gsub(/Udf\z/, '')
    end
  end
end

#children ⇒ Object 



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# File 'lib/mondrian/olap/cube.rb', line 340

def children
  Error.wrap_native_exception do
    @raw_member.getChildMembers.map{|m| Member.new(m)}
  end
end

#depth ⇒ Object 



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# File 'lib/mondrian/olap/cube.rb', line 325

def depth
  @raw_member.getDepth
end

#descendants_at_level(level) ⇒ Object 



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# File 'lib/mondrian/olap/cube.rb', line 346

def descendants_at_level(level)
  Error.wrap_native_exception do
    raw_level = @raw_member.getLevel
    raw_levels = raw_level.getHierarchy.getLevels
    current_level_index = raw_levels.indexOf(raw_level)
    descendants_level_index = raw_levels.indexOfName(level)

    return nil unless descendants_level_index > current_level_index

    members = [self]
    (descendants_level_index - current_level_index).times do
      members = members.map do |member|
        member.children
      end.flatten
    end
    members
  end
end

#dimension_type ⇒ Object 



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# File 'lib/mondrian/olap/cube.rb', line 329

def dimension_type
  case @raw_member.getDimension.getDimensionType
  when Java::OrgOlap4jMetadata::Dimension::Type::TIME
    :time
  when Java::OrgOlap4jMetadata::Dimension::Type::MEASURE
    :measures
  else
    :standard
  end
end

#drillable? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/mondrian/olap/cube.rb', line 316

def drillable?
  return false if calculated?
  # @raw_member.getChildMemberCount > 0
  # This hopefully is faster than counting actual child members
  raw_level = @raw_member.getLevel
  raw_levels = raw_level.getHierarchy.getLevels
  raw_levels.indexOf(raw_level) < raw_levels.size - 1
end

#format_string ⇒ Object 



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# File 'lib/mondrian/olap/cube.rb', line 382

def format_string
  format_exp = property_value('FORMAT_EXP')
  if format_exp && format_exp =~ /\A"(.*)"\z/
    format_exp = $1
  end
  if format_exp && !format_exp.empty?
    format_exp
  end
end

#full_name ⇒ Object 



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# File 'lib/mondrian/olap/cube.rb', line 292

def full_name
  @full_name ||= @raw_member.getUniqueName
end

#name ⇒ Object 



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# File 'lib/mondrian/olap/cube.rb', line 288

def name
  @name ||= @raw_member.getName
end

#property_formatted_value(name) ⇒ Object 



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# File 'lib/mondrian/olap/cube.rb', line 371

def property_formatted_value(name)
  if property = @raw_member.getProperties.get(name)
    @raw_member.getPropertyFormattedValue(property)
  end
end

#property_value(name) ⇒ Object 



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# File 'lib/mondrian/olap/cube.rb', line 365

def property_value(name)
  if property = @raw_member.getProperties.get(name)
    @raw_member.getPropertyValue(property)
  end
end

#visible? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/mondrian/olap/cube.rb', line 308

def visible?
  @raw_member.isVisible
end