@Override
	public String toString() {
		StringBuilder sb = new StringBuilder();
		sb.append("item: ");
		sb.append(symbol);
		sb.append(", index: ");
		sb.append(index);
		return sb.toString();
	}
Generates a String from a list of {@link SequenceItem}s with each missing {@link SequenceItem} replaces by a "."
@param itemList list of items
@param totalLength length of String to write, including each "."
@return the String
Ghidra/Features/BytePatterns/src/main/java/ghidra/closedpatternmining/SequenceItem.java