Class: MSSMT::Store::DefaultStore

Inherits:
Object
  • Object
show all
Defined in:
lib/mssmt/store/default_store.rb

Overview

In-memory implementation of the tree store.

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ DefaultStore

Returns a new instance of DefaultStore.



9
10
11
12
13
 
# File 'lib/mssmt/store/default_store.rb', line 9

def initialize
  @branches = {}
  @leaves = {}
  @root = nil
end

Instance Attribute Details

#branches ⇒ Object

Returns the value of attribute branches.



7
8
9
 
# File 'lib/mssmt/store/default_store.rb', line 7

def branches
  @branches
end

#leaves ⇒ Object

Returns the value of attribute leaves.



7
8
9
 
# File 'lib/mssmt/store/default_store.rb', line 7

def leaves
  @leaves
end

#root ⇒ Object

Returns the value of attribute root.



7
8
9
 
# File 'lib/mssmt/store/default_store.rb', line 7

def root
  @root
end

Instance Method Details

#delete_branch(node_hash) ⇒ Object

Delete branch node.

Parameters:

  • node_hash (String) —

    node hash of branch node.



37
38
39
 
# File 'lib/mssmt/store/default_store.rb', line 37

def delete_branch(node_hash)
  branches.delete(node_hash)
end

#delete_leaf(node_hash) ⇒ Object

Delete leaf node

Parameters:

  • node_hash (String) —

    node hash of leaf node.



43
44
45
 
# File 'lib/mssmt/store/default_store.rb', line 43

def delete_leaf(node_hash)
  leaves.delete(node_hash)
end

#insert_branch(branch) ⇒ Object

Insert branch node.

Parameters:

Raises:

  • (ArgumentError) 


18
19
20
21
22
23
24
 
# File 'lib/mssmt/store/default_store.rb', line 18

def insert_branch(branch)
  unless branch.is_a?(MSSMT::BranchNode)
    raise "branch must be MSSMT::BranchNode"
  end

  branches[branch.node_hash] = branch
end

#insert_leaf(leaf) ⇒ Object

Insert leaf node.

Parameters:

Raises:

  • (ArgumentError) 


29
30
31
32
33
 
# File 'lib/mssmt/store/default_store.rb', line 29

def insert_leaf(leaf)
  raise "leaf must be MSSMT::LeafNode" unless leaf.is_a?(MSSMT::LeafNode)

  leaves[leaf.node_hash] = leaf
end