public void toDataPre_GEODE_1_1_1_0(DataOutput out) throws IOException {
    DataSerializer.writeString(type, out);
    DataSerializer.writeObject(attributes, out);
    DataSerializer.writeString(xmlDefinition, out);
    DataSerializer.writeString(searchString, out);
    DataSerializer.writeString(prefix, out);
    DataSerializer.writeString(namespace, out);
  }
Gets the namespace for the child element.

@return XML element namespace for the child element
geode-core/src/main/java/org/apache/geode/management/internal/configuration/domain/XmlEntity.java