Class: Gap::HashChain::HashNode

Inherits:
Struct
  • Object
show all
Defined in:
lib/gap50/cache/hashchain.rb,
lib/gap50/cache/hashchain.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(hash = {}, nx = nil) ⇒ HashNode

Returns a new instance of HashNode.



33
34
35
 
# File 'lib/gap50/cache/hashchain.rb', line 33

def initialize(hash = {}, nx = nil)
    super(hash, nx)
end

Instance Attribute Details

#hash ⇒ Object

Returns the value of attribute hash

Returns:

  • (Object) —

    the current value of hash



3
4
5
 
# File 'lib/gap50/cache/hashchain.rb', line 3

def hash
  @hash
end

#next ⇒ Object

Returns the value of attribute next

Returns:

  • (Object) —

    the current value of next



3
4
5
 
# File 'lib/gap50/cache/hashchain.rb', line 3

def next
  @next
end

#usagetag ⇒ Object

Returns the value of attribute usagetag.



32
33
34
 
# File 'lib/gap50/cache/hashchain.rb', line 32

def usagetag
  @usagetag
end

Instance Method Details

#[](a) ⇒ Object 



61
62
63
64
 
# File 'lib/gap50/cache/hashchain.rb', line 61

def [](a)
    return usage.call(self)[a] if usage
    get a
end

#[]=(a, b) ⇒ Object 



67
68
69
70
 
# File 'lib/gap50/cache/hashchain.rb', line 67

def []=(a, b)
    return (usage.call(self)[a] = b) if usage
    set a, b
end

#delete(a) ⇒ Object 



83
84
85
86
 
# File 'lib/gap50/cache/hashchain.rb', line 83

def delete(a)
    return (usage.call(self).delete(a)) if usage
    self.hash.delete a
end

#deleteAll(a) ⇒ Object 



88
89
90
91
92
 
# File 'lib/gap50/cache/hashchain.rb', line 88

def deleteAll(a)
    return (usage.call(self).deleteAll(a)) if usage
    self.hash.delete a
    self.next.deleteAll a if self.next
end

#get(a) ⇒ Object 



47
48
49
50
51
52
53
54
55
 
# File 'lib/gap50/cache/hashchain.rb', line 47

def get(a)
    if self.hash.include?(a)
        self.hash[a]
    elsif self.next
        self.next[a]
    else
        nil
    end
end

#getone(a) ⇒ Object 



43
44
45
 
# File 'lib/gap50/cache/hashchain.rb', line 43

def getone(a)
    self.hash[a]
end

#include?(a) ⇒ Boolean

Returns:

  • (Boolean) 


72
73
74
75
76
77
78
79
80
81
 
# File 'lib/gap50/cache/hashchain.rb', line 72

def include?(a)
    return (usage.call(self).include?(a)) if usage
    if self.hash.include?(a)
        true
    elsif self.next
        self.next.include?(a)
    else
        false
    end
end

#set(a, b) ⇒ Object 



57
58
59
 
# File 'lib/gap50/cache/hashchain.rb', line 57

def set(a, b)
    self.hash[a] = b
end

#usage ⇒ Object 



37
38
39
40
41
 
# File 'lib/gap50/cache/hashchain.rb', line 37

def usage
    if self.usagetag
        USAGE[self.usagetag]
    end
end