The methods to access the delimiters inside a root-level or non-root-level object are:
getSegmentTerminator
setSegmentTerminator
getElementSeparator
setElementSeparator
getSubelementSeparator
setSubelementSeparator
getRepetitionSeparator
setRepetitionSeparator
getSegmentCodeSeparator
setSegmentCodeSeparator
getDecimalMark
setDecimalMark
setDefaultDelimiters