public String getString() {
		StringBuilder builder = new StringBuilder();
		buildString(builder);
		return builder.toString();
	}
Returns the complete string, which would include portions concatenated from underlying
 substrings.
@return the complete string.
@see #getStringPortion()
Ghidra/Features/PDB/src/main/java/ghidra/app/util/bin/format/pdb2/pdbreader/type/StringIdMsType.java