public String getCallingConventionName(byte id) {
		if (id == DEFAULT_CALLING_CONVENTION_ID) {
			return Function.DEFAULT_CALLING_CONVENTION_STRING;
		}
		else if (id == UNKNOWN_CALLING_CONVENTION_ID) {
			return CompilerSpec.CALLING_CONVENTION_unknown;
		}
		lock.acquire();
		try {
			String callingConvention = callingConventionAdapter.getCallingConventionName(id);
			return callingConvention != null ? callingConvention
					: CompilerSpec.CALLING_CONVENTION_unknown;
		}
		catch (IOException e) {
			dbError(e);
		}
		finally {
			lock.release();
		}
		return null;
	}
Get calling convention name corresponding to existing specified id.
@param id calling convention ID
@return calling convention name if found else unknown
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/database/data/DataTypeManagerDB.java