GhidraFile getDomainFile(String fileName) {
		synchronized (fileSystem) {
			try {
				if (containsFile(fileName)) {
					return new GhidraFile(getDomainFolder(), fileName);
				}
			}
			catch (IOException e) {
				// ignore
			}
		}
		return null;
	}
Get the domain file in this folder with the given fileName.
@param fileName name of file in this folder to retrieve
@return domain file or null if there is no file in this folder with the given name.
Ghidra/Framework/Project/src/main/java/ghidra/framework/data/GhidraFolderData.java