.io(IoCore.graphson()).writer().mapper(g.io(IoCore.graphson()).mapper().create()).create();</b>
&nbsp;
<b class="fc">&nbsp;        Graph graph = this.sqlgGraph;</b>
<b class="fc">&nbsp;        final Vertex v1 = graph.addVertex(&quot;name&quot;, &quot;marko&quot;, T.label, &quot;person&quot;);</b>
&nbsp;
<b class="fc">&nbsp;        final Vertex v2 = graph.addVertex(T.label, &quot;person&quot;);</b>
<b class="fc">&nbsp;        final Edge e1 = v2.addEdge(&quot;friends&quot;, v1, &quot;weight&quot;, 0.5d);</b>
