Module: Neography::Rest::Nodes

Includes:
Helpers
Included in:
Neography::Rest
Defined in:
lib/neography/rest/nodes.rb

Instance Method Summary collapse

Methods included from Helpers

#encode, #escape, #get_id, #json_content_type, #parse_depth, #parse_direction, #parse_order, #parse_type, #parse_uniqueness

Instance Method Details

#create_empty_nodeObject


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# File 'lib/neography/rest/nodes.rb', line 39

def create_empty_node
  @connection.post("/node")
end

#create_node(*args) ⇒ Object


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# File 'lib/neography/rest/nodes.rb', line 23

def create_node(*args)
  if args[0].respond_to?(:each_pair) && args[0]
    create_node_with_attributes(args[0])
  else
    create_empty_node
  end
end

#create_node_with_attributes(attributes) ⇒ Object


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# File 'lib/neography/rest/nodes.rb', line 31

def create_node_with_attributes(attributes)
  options = {
    :body => attributes.delete_if { |k, v| v.nil? }.to_json,
    :headers => json_content_type
  }
  @connection.post("/node", options)
end

#create_nodes(nodes) ⇒ Object


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# File 'lib/neography/rest/nodes.rb', line 47

def create_nodes(nodes)
  nodes = Array.new(nodes) if nodes.kind_of? Fixnum
  created_nodes = []
  nodes.each do |node|
    created_nodes << create_node(node)
  end
  created_nodes
end

#create_nodes_threaded(nodes) ⇒ Object


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# File 'lib/neography/rest/nodes.rb', line 56

def create_nodes_threaded(nodes)
  nodes = Array.new(nodes) if nodes.kind_of? Fixnum

  node_queue = Queue.new
  thread_pool = []
  responses = Queue.new

  nodes.each do |node|
    node_queue.push node
  end

  [nodes.size, @connection.max_threads].min.times do
    thread_pool << Thread.new do
      until node_queue.empty? do
        node = node_queue.pop
        if node.respond_to?(:each_pair)
          responses.push( @connection.post("/node", {
            :body => node.to_json,
            :headers => json_content_type
          } ) )
        else
          responses.push( @connection.post("/node") )
        end
      end
      self.join
    end
  end

  created_nodes = []

  while created_nodes.size < nodes.size 
    created_nodes << responses.pop
  end
  created_nodes
end

#delete_node(id) ⇒ Object


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# File 'lib/neography/rest/nodes.rb', line 43

def delete_node(id)
  @connection.delete("/node/%{id}" % {:id => get_id(id)})
end

#get_node(id) ⇒ Object


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# File 'lib/neography/rest/nodes.rb', line 6

def get_node(id)
  @connection.get("/node/%{id}" % {:id => get_id(id)})
end

#get_nodes(*nodes) ⇒ Object


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# File 'lib/neography/rest/nodes.rb', line 10

def get_nodes(*nodes)
  gotten_nodes = []
  Array(nodes).flatten.each do |node|
    gotten_nodes << get_node(node)
  end
  gotten_nodes
end

#get_rootObject


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# File 'lib/neography/rest/nodes.rb', line 18

def get_root
  root_node = @connection.get('/')["reference_node"]
  @connection.get("/node/%{id}" % {:id => get_id(root_node)})
end