@Override
	public int hashCode() {
		final int prime = 31;
		int result = 1;
		result = prime * result + Arrays.hashCode(codePoints);
		return result;
	}
Three (3) adjacent characters, with \0 being reserved for start and end of string magic values.

@param codePoints 3 characters (as int32 code points)
Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/strings/Trigram.java