Class: Familia::HashKey
Instance Attribute Summary
Attributes inherited from RedisObject
#cache, #name, #parent, #redis
Instance Method Summary
collapse
-
#[](n) ⇒ Object
(also: #get)
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#[]=(n, v) ⇒ Object
(also: #put, #store)
-
#all ⇒ Object
(also: #to_hash, #clone)
-
#decrement(n, by = 1) ⇒ Object
(also: #decr, #decrby)
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#delete(n) ⇒ Object
(also: #remove, #rem, #del)
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#empty? ⇒ Boolean
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#fetch(n, default = nil) ⇒ Object
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#has_key?(n) ⇒ Boolean
(also: #include?, #member?)
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#increment(n, by = 1) ⇒ Object
(also: #incr, #incrby)
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#keys ⇒ Object
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#size ⇒ Object
(also: #length)
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#update(h = {}) ⇒ Object
(also: #merge!)
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#values ⇒ Object
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#values_at(*names) ⇒ Object
Methods inherited from RedisObject
#class?, #clear_cache, #db, #dump_method, #echo, #exists?, #expire, #expireat, #from_redis, inherited, #initialize, #load_method, #move, #multi_from_redis, #parent?, #persist, #qstamp, #realttl, #rediskey, register, registration, #rename, #renamenx, #to_redis, #ttl, #type, #update_expiration
Instance Method Details
#[](n) ⇒ Object
Also known as:
get
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# File 'lib/familia/redisobject.rb', line 821
def [] n
from_redis redis.hget(rediskey, n)
end
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#[]=(n, v) ⇒ Object
Also known as:
put, store
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# File 'lib/familia/redisobject.rb', line 813
def []= n, v
ret = redis.hset rediskey, n, to_redis(v)
update_expiration
ret
end
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#all ⇒ Object
Also known as:
to_hash, clone
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# File 'lib/familia/redisobject.rb', line 845
def all
redis.hgetall rediskey
end
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#decrement(n, by = 1) ⇒ Object
Also known as:
decr, decrby
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# File 'lib/familia/redisobject.rb', line 871
def decrement n, by=1
increment n, -by
end
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#delete(n) ⇒ Object
Also known as:
remove, rem, del
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# File 'lib/familia/redisobject.rb', line 858
def delete n
redis.hdel rediskey, n
end
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#empty? ⇒ Boolean
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# File 'lib/familia/redisobject.rb', line 809
def empty?
size == 0
end
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#fetch(n, default = nil) ⇒ Object
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# File 'lib/familia/redisobject.rb', line 826
def fetch n, default=nil
ret = self[n]
if ret.nil?
raise IndexError.new("No such index for: #{n}") if default.nil?
default
else
ret
end
end
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#has_key?(n) ⇒ Boolean
Also known as:
include?, member?
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# File 'lib/familia/redisobject.rb', line 852
def has_key? n
redis.hexists rediskey, n
end
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#increment(n, by = 1) ⇒ Object
Also known as:
incr, incrby
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# File 'lib/familia/redisobject.rb', line 865
def increment n, by=1
redis.hincrby(rediskey, n, by).to_i
end
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#keys ⇒ Object
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# File 'lib/familia/redisobject.rb', line 836
def keys
redis.hkeys rediskey
end
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#size ⇒ Object
Also known as:
length
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# File 'lib/familia/redisobject.rb', line 804
def size
redis.hlen rediskey
end
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#update(h = {}) ⇒ Object
Also known as:
merge!
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# File 'lib/familia/redisobject.rb', line 877
def update h={}
raise ArgumentError, "Argument to bulk_set must be a hash" unless Hash === h
data = h.inject([]){ |ret,pair| ret << [pair[0], to_redis(pair[1])] }.flatten
ret = redis.hmset(rediskey, *data)
update_expiration
ret
end
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#values ⇒ Object
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# File 'lib/familia/redisobject.rb', line 840
def values
el = redis.hvals(rediskey)
multi_from_redis *el
end
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#values_at(*names) ⇒ Object
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# File 'lib/familia/redisobject.rb', line 886
def values_at *names
el = redis.hmget(rediskey, *names.flatten.compact)
multi_from_redis *el
end
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