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# File 'lib/neo4j-core/graph_json.rb', line 4
def self.to_graph_json(objects)
nodes = {}
edges = {}
objects.each do |object|
case object
when Neo4j::ActiveNode, Neo4j::Server::CypherNode
nodes[object.neo_id] = {
id: object.neo_id,
labels: (object.is_a?(Neo4j::ActiveNode) ? [object.class.name] : object.labels),
properties: object.attributes
}
when Neo4j::ActiveRel, Neo4j::Server::CypherRelationship
edges[[object.start_node.neo_id, object.end_node.neo_id]] = {
source: object.start_node.neo_id,
target: object.end_node.neo_id,
type: object.rel_type,
properties: object.props
}
else
fail "Invalid value found: #{object.inspect}"
end
end
{
nodes: nodes.values,
edges: edges.values
}.to_json
end
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