/guava/guava/src/com/google/common/collect/ImmutableSortedMap.java
checkEntryNotNull( key) ;
checkEntryNotNull ( key, value ) ;
Object[] values = new Object[size]; if (sameComparator) { for (int i = 0; i < size; i++) { Entry<K, V> entry = requireNonNull(entryArray[i]); Object key = entry.getKey(); Object value = entry.getValue(); <extra_id_0> keys[i] = key; values[i] = value; } } else { Arrays.sort( entryArray,