private boolean createString(Address address, int len) {
		try {
			DataUtilities.createData(program, address, new TerminatedStringDataType(), len,
				ClearDataMode.CLEAR_ALL_CONFLICT_DATA);
			return true;
		}
		catch (CodeUnitInsertionException e) {
			return false;
		}
	}
Method to determine if the given address has one of the ClassTypeinfoDataType
types applied

@param address the given address
@return true if already has a class data type applied or false if not
Ghidra/Features/Decompiler/ghidra_scripts/classrecovery/RTTIGccClassRecoverer.java