gets the value of the op property . concode_field_sep StringRuleItemStringOperator op concode_elem_sep String value concode_elem_sep StringKey key concode_field_sep StringKey getKey concode_elem_sep String getValue concode_elem_sep void setOp concode_elem_sep void setValue concode_elem_sep void setKey
StringRuleItemStringOperator function ( ) { return op ; }