absent any annotations of xml mapping , the value of the nillable attribute on elements . concode_field_sep boolean defaultNillable concode_elem_sep boolean defaultExtensibleElements concode_elem_sep boolean qualifyAttributes concode_elem_sep int defaultMinOccurs concode_elem_sep boolean defaultExtensibleAttributes concode_elem_sep boolean qualifyElements concode_field_sep void setDefaultExtensibleElements concode_elem_sep void setQualifyAttributes concode_elem_sep int getDefaultMinOccurs concode_elem_sep void setDefaultExtensibleAttributes concode_elem_sep boolean isDefaultExtensibleAttributes concode_elem_sep void setQualifyElements concode_elem_sep void setDefaultMinOccurs concode_elem_sep boolean isQualifyAttributes concode_elem_sep boolean isQualifyElements concode_elem_sep boolean isDefaultExtensibleElements concode_elem_sep void setDefaultNillable