private boolean setNext() { assert !nextIsSet; while (iterator.hasNext()) { next = iterator.next().get(); if (next == null) { // the key was already GCed, we can remove it from backing map: iterator.remove(); } else { // unfold "null" special value: if (next == NULL) { next = null; } return nextIsSet = true; } } return false; } };
private boolean setNext() { assert !nextIsSet; while (iterator.hasNext()) { next = iterator.next().get(); if (next == null) { // the key was already GCed, we can remove it from backing map: iterator.remove(); } else { // unfold "null" special value: if (next == NULL) { next = null; } return nextIsSet = true; } } return false; } };
private boolean setNext() { assert !nextIsSet; while (iterator.hasNext()) { next = iterator.next().get(); if (next == null) { // the key was already GCed, we can remove it from backing map: iterator.remove(); } else { // unfold "null" special value: if (next == NULL) { next = null; } return nextIsSet = true; } } return false; } };
private boolean setNext() { assert !nextIsSet; while (iterator.hasNext()) { next = iterator.next().get(); if (next == null) { // the key was already GCed, we can remove it from backing map: iterator.remove(); } else { // unfold "null" special value: if (next == NULL) { next = null; } return nextIsSet = true; } } return false; } };
private boolean setNext() { assert !nextIsSet; while (iterator.hasNext()) { next = iterator.next().get(); if (next == null) { // the key was already GCed, we can remove it from backing map: iterator.remove(); } else { // unfold "null" special value: if (next == NULL) { next = null; } return nextIsSet = true; } } return false; } };