method to remove the first item from the buffer object . this method returns the first item from the buffer object , and then deletes it . if the buffer is empty , it throws a runtime error . concode_field_sep double[] rb concode_elem_sep int last concode_elem_sep int size concode_elem_sep int first concode_field_sep void enqueue concode_elem_sep int size concode_elem_sep boolean isEmpty concode_elem_sep String toString concode_elem_sep void main concode_elem_sep boolean isFull concode_elem_sep double peek concode_elem_sep int getCapacity
double function ( ) { if ( isEmpty ( ) ) { throw new RuntimeException ( "srini_string" ) ; } return 0.0 ; }