Edge.xml

<section name="edge">
  <attribute key="source" type="int">3</attribute>
  <attribute key="target" type="int">2</attribute>
  <attribute key="label" type="String">abc</attribute>
  <section name="graphics">
    <attribute key="fill" type="String">#000000</attribute>
    <attribute key="targetArrow" type="String">standard</attribute>
  </section>
  <section name="LabelGraphics">
    <attribute key="text" type="String">abc</attribute>
    <attribute key="fontSize" type="int">12</attribute>
    <attribute key="fontName" type="String">Dialog</attribute>
    <attribute key="configuration" type="String">AutoFlippingLabel</attribute>
    <attribute key="contentWidth" type="double">23.34765625</attribute>
    <attribute key="contentHeight" type="double">18.701171875</attribute>
    <attribute key="model"/>
    <attribute key="position"/>
  </section>
</section>