/** Returns a builder initialized with the contents of this set. */ public Builder toBuilder() { return new Builder(this); }
/** Returns a new builder that can be used to construct a key set. */ public static Builder newBuilder() { return new Builder(); }
/** Returns a builder initialized with the contents of this set. */ public Builder toBuilder() { return new Builder(this); }
/** Returns a new builder that can be used to construct a key set. */ public static Builder newBuilder() { return new Builder(); }