@Override public int hashCode() { final int prime = 11239; return prime + prime * this.vertexId.hashCode(); }
public int getHashCode(boolean makePositive) { int code = vertexId.hashCode() * 535013 + id; if (makePositive) { code = (code < 0 ? -code : code); } return code; }
@Override public int hashCode() { return vertexId.hashCode(); } }