Class: Tina4::GraphAdapter

Inherits:
Object
  • Object
show all
Defined in:
lib/tina4/graph.rb

Overview

The one surface every graph engine implements. Raising stubs — a driver that does not override a method fails LOUDLY, naming itself and the method.

Instance Method Summary collapse

Instance Method Details

#add_edge(_from_id, _to_id, _type, _properties = nil) ⇒ Object 



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# File 'lib/tina4/graph.rb', line 210

def add_edge(_from_id, _to_id, _type, _properties = nil)
  not_implemented(__method__)
end

#add_node(_label, _properties = nil) ⇒ Object

-- portable node/edge/traverse core ---------------------------------



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# File 'lib/tina4/graph.rb', line 206

def add_node(_label, _properties = nil)
  not_implemented(__method__)
end

#close ⇒ Object

-- lifecycle --------------------------------------------------------



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# File 'lib/tina4/graph.rb', line 244

def close
  not_implemented(__method__)
end

#delete_node(_node_id) ⇒ Object 



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# File 'lib/tina4/graph.rb', line 222

def delete_node(_node_id)
  not_implemented(__method__)
end

#execute(_text, _params = nil) ⇒ Object 



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# File 'lib/tina4/graph.rb', line 239

def execute(_text, _params = nil)
  not_implemented(__method__)
end

#get_error ⇒ Object

Cause of the last failed operation, or nil.



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# File 'lib/tina4/graph.rb', line 249

def get_error
  @last_error
end

#get_node(_node_id) ⇒ Object 



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# File 'lib/tina4/graph.rb', line 214

def get_node(_node_id)
  not_implemented(__method__)
end

#neighbors(_node_id, direction: "both", edge_type: nil, limit: 100) ⇒ Object 



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# File 'lib/tina4/graph.rb', line 226

def neighbors(_node_id, direction: "both", edge_type: nil, limit: 100)
  not_implemented(__method__)
end

#query(_text, _params = nil) ⇒ Object

-- raw pass-through (engine-native dialect) -------------------------



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# File 'lib/tina4/graph.rb', line 235

def query(_text, _params = nil)
  not_implemented(__method__)
end

#traverse(_start_id, depth: 1, direction: "both", edge_type: nil, limit: 1000) ⇒ Object 



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# File 'lib/tina4/graph.rb', line 230

def traverse(_start_id, depth: 1, direction: "both", edge_type: nil, limit: 1000)
  not_implemented(__method__)
end

#update_node(_node_id, _properties) ⇒ Object 



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# File 'lib/tina4/graph.rb', line 218

def update_node(_node_id, _properties)
  not_implemented(__method__)
end