@Override
    public TraversalStrategies getStrategies() {
        return this.strategies;
    }
A {@code GraphTraversalSource} is the primary DSL of the Gremlin traversal machine.
It provides access to all the configurations and steps for Turing complete graph computing.
Any DSL can be constructed based on the methods of both {@code GraphTraversalSource} and {@link GraphTraversal}.

@author Marko A. Rodriguez (http://markorodriguez.com)
@author Stephen Mallette (http://stephen.genoprime.com)
gremlin-core/src/main/java/org/apache/tinkerpop/gremlin/process/traversal/dsl/graph/GraphTraversalSource.java