nl: return the ruleset to be used for configuring our digester parsing rules , creating one if necessary . concode_field_sep boolean useContextClassLoader concode_elem_sep RuleSet ruleSet concode_elem_sep Digester digester concode_field_sep Digester getDigester concode_elem_sep boolean getUseContextClassLoader concode_elem_sep void setRuleSet concode_elem_sep void parse concode_elem_sep void parse concode_elem_sep void setUseContextClassLoader
code: RuleSet function ( ) { if ( ruleSet == null ) { ruleSet = new ConfigRuleSet ( ) ; } return ( ruleSet ) ; }