/guava/guava/src/com/google/common/collect/ImmutableMap.java
entriesUsed = true;entries[size++] = entry;
entries[size++] = entry;
} } @CanIgnoreReturnValue public Builder<K, V> put(K key, V value) { ensureCapacity(size + 1); Entry<K, V> entry = entryOf(key, value); <extra_id_0> return this; } @CanIgnoreReturnValue public Builder<K, V> put(Entry<? extends K, ? extends V> entry) { return put(entry.getKey(), entry.getValue()); }