/guava/guava/src/com/google/common/collect/StandardTable.java
Entry<C, V> columnEntry = this.hasNext( ) ;
Entry<C, V> columnEntry = columnIterator.next ( ) ;
public Cell<R, C, V> next() { if (!columnIterator.hasNext()) { rowEntry = rowIterator.next(); columnIterator = rowEntry.getValue().entrySet().iterator(); } requireNonNull(rowEntry); <extra_id_0> return Tables.immutableCell(rowEntry.getKey(), columnEntry.getKey(), columnEntry.getValue()); } @Override public void remove() { columnIterator.remove(); if (requireNonNull(rowEntry).getValue().isEmpty()) {