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Contents
module CassandraObject
module Types
class HashType < BaseType
class DirtyHash < Hash
attr_accessor :record, :name, :options
def initialize(record, name, hash, options)
@record = record
@name = name.to_s
@options = options
self.merge!(hash)
@init_hash = self.hash
@init_value = hash
end
def []=(obj, val)
modifying { super }
end
def delete(obj)
modifying { super }
end
private
def modifying
result = yield
if !record.changed_attributes.key?(name) && @init_hash != self.hash
record.changed_attributes[name] = @init_value
end
record.send("#{name}=", self)
result
end
end
def encode(hash)
ActiveSupport::JSON.encode(hash)
end
def decode(str)
ActiveSupport::JSON.decode(str)
end
def wrap(record, name, value)
DirtyHash.new(record, name, Hash(value), options)
end
end
end
end
Version data entries
13 entries across 13 versions & 1 rubygems