Class CellIterator

output/java_guava/1.4.19/StandardTable.java:244–273

  }

  private class CellIterator implements Iterator<Cell<R, C, V>> {
    final Iterator<Entry<R, Map<C, V>>> rowIterator = backingMap.entrySet().iterator();

    Entry<R, Map<C, V>> rowEntry;

    Iterator<Entry<C, V>> columnIterator = Iterators.emptyModifiableIterator();

    @Override
    public boolean hasNext() {
      return rowIterator.hasNext() || columnIterator.hasNext();
    }

    @Override
    public Cell<R, C, V> next() {
      if (!columnIterator.hasNext()) {
        rowEntry = rowIterator.next();
        columnIterator = rowEntry.getValue().entrySet().iterator();
      }
      Entry<C, V> columnEntry = columnIterator.next();
      return Tables.immutableCell(rowEntry.getKey(), columnEntry.getKey(), columnEntry.getValue());
    }

    @Override
    public void remove() {
      columnIterator.remove();
      if (rowEntry.getValue().isEmpty()) {
        rowIterator.remove();
      }
    }
  }

  @Override
  public Map<C, V> row(R rowKey) {