@Override
  public void setProperty(String name, Object value) {
    if (m_mapNodeProps == null) {
      m_mapNodeProps = new LinkedHashMap<>();
    }
    m_mapNodeProps.put(name, value);
  }
Constructor.

@param parent parent node
@param object associated object
@param name   node name
ambari-server/src/main/java/org/apache/ambari/server/api/util/TreeNodeImpl.java