public static SymbolType getSymbolType(int id) {
		if (id == -1) {
			return GLOBAL;
		}
		if (id < 0 || id >= types.length) {
			return null;
		}
		return types[id];
	}
Returns the SymbolType for the given id.
@param id the id for the SymbolType to find.
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/model/symbol/SymbolType.java