Class: NumberType

Inherits:
Object
  • Object
show all
Defined in:
lib/ObjectModel/Types/NumberType.rb

Class Method Summary collapse

Class Method Details

.initial_value(m, e) ⇒ Object 



3
4
5
6
 
# File 'lib/ObjectModel/Types/NumberType.rb', line 3

def initial_value m, e
	0
#			e.instance_variable_set m.ivname, 0
end

.initialize_copy(m, e, c) ⇒ Object 



8
9
10
11
 
# File 'lib/ObjectModel/Types/NumberType.rb', line 8

def initialize_copy m, e, c
	value_copy = e.instance_variable_get(m.ivname)
	c[m.ivname] = value_copy
end

.load(m, e, storage) ⇒ Object

Raises:



29
30
31
32
33
34
35
 
# File 'lib/ObjectModel/Types/NumberType.rb', line 29

def load m, e, storage	
	row = storage[:entities_content][:entity_id => e.entity_id, :name => m.name.to_s]		
	raise LoadError unless row
	value = load_number row[:value], row[:class]
	
	e.instance_variable_set m.ivname, value
end

.persist(c, entity_id, m, storage) ⇒ Object 



19
20
21
22
23
24
25
26
27
 
# File 'lib/ObjectModel/Types/NumberType.rb', line 19

def persist c, entity_id, m, storage					
	value, klass = dump_number c[m.ivname]
	storage[:entities_content].insert(
																		:entity_id => entity_id, 
																		:name => m.name.to_s,
																		:value =>value,
																		:class => klass
	)			
end

.validate_type(value) ⇒ Object 



37
38
39
 
# File 'lib/ObjectModel/Types/NumberType.rb', line 37

def validate_type value
	value.is_a? Numeric
end

.write_back(c, e, m) ⇒ Object 



13
14
15
16
17
 
# File 'lib/ObjectModel/Types/NumberType.rb', line 13

def write_back c, e, m				
	value = c[m.ivname]
	value.should! :be_a, Numeric
	e.instance_variable_set m.ivname, value
end