B&quot;);</b>
<b class="fc">&nbsp;        a.addEdge(&quot;ab&quot;, b);</b>
<b class="fc">&nbsp;        this.sqlgGraph.tx().commit();</b>
<b class="fc">&nbsp;        this.sqlgGraph.tx().checkMultiplicity(a, Direction.OUT, edgeLabel, bVertexLabel);</b>
<b class="fc">&nbsp;        this.sqlgGraph.tx().checkMultiplicity(aVertexLabel, Direction.OUT, edgeLabel, bVertexLabel);</b>
&nbsp;
<b class="fc">&nbsp;        a.addEdge(&quot;ab&quot;, b);</b>
<b class="fc">&nbsp;        a.addEdge(&quot;ab&quot;, b);</b>
<b c