public PropertygraphSummary withEdgeStructures(EdgeStructure... edgeStructures) {
        if (this.edgeStructures == null) {
            setEdgeStructures(new java.util.ArrayList<EdgeStructure>(edgeStructures.length));
        }
        for (EdgeStructure ele : edgeStructures) {
            this.edgeStructures.add(ele);
        }
        return this;
    }
<p>
This field is only present when the requested mode is <code>DETAILED</code>. It contains a list of edge
structures.
</p>
<p>
<b>NOTE:</b> This method appends the values to the existing list (if any). Use
{@link #setEdgeStructures(java.util.Collection)} or {@link #withEdgeStructures(java.util.Collection)} if you want
to override the existing values.
</p>

@param edgeStructures
       This field is only present when the requested mode is <code>DETAILED</code>. It contains a list of edge
       structures.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-neptunedata/src/main/java/com/amazonaws/services/neptunedata/model/PropertygraphSummary.java