ItemReader < I > function ( ) { return delegate ; }
gets the delegate . concode_field_sep ItemReader<I> delegate concode_elem_sep GroupDiscriminator<I> groupDiscriminator concode_elem_sep I lastItem concode_elem_sep Log log concode_field_sep boolean process concode_elem_sep List<I> read concode_elem_sep GroupDiscriminator<I> getGroupDiscriminator concode_elem_sep void setDelegate concode_elem_sep void setGroupDiscriminator