private void parse()

in org.eclipse.jgit/src/org/eclipse/jgit/transport/NetRC.java [216:324]
97 lines of code
36 McCabe index (conditional complexity)

	private void parse() {
		this.hosts.clear();
		this.lastModified = FS.DETECTED.lastModifiedInstant(this.netrc);

		try (BufferedReader r = new BufferedReader(
				new InputStreamReader(new FileInputStream(netrc), UTF_8))) {
			String line = null;

			NetRCEntry entry = new NetRCEntry();

			State state = State.COMMAND;

			String macbody = ""; //$NON-NLS-1$

			Matcher matcher = NETRC.matcher(""); //$NON-NLS-1$
			while ((line = r.readLine()) != null) {

				// reading macbody
				if (entry.macdef != null && entry.macbody == null) {
					if (line.length() == 0) {
						entry.macbody = macbody;
						macbody = ""; //$NON-NLS-1$
						continue;
					}
					macbody += line + "\n"; //$NON-NLS-1$;
					continue;
				}

				matcher.reset(line);
				while (matcher.find()) {
					String command = matcher.group().toLowerCase(Locale.ROOT);
					if (command.startsWith("#")) { //$NON-NLS-1$
						matcher.reset(""); //$NON-NLS-1$
						continue;
					}
					state = STATE.get(command);
					if (state == null)
						state = State.COMMAND;

					switch (state) {
					case COMMAND:
						break;
					case ACCOUNT:
						if (entry.account != null && entry.complete()) {
							hosts.put(entry.machine, entry);
							entry = new NetRCEntry();
						}
						if (matcher.find())
							entry.account = matcher.group();
						state = State.COMMAND;
						break;
					case LOGIN:
						if (entry.login != null && entry.complete()) {
							hosts.put(entry.machine, entry);
							entry = new NetRCEntry();
						}
						if (matcher.find())
							entry.login = matcher.group();
						state = State.COMMAND;
						break;
					case PASSWORD:
						if (entry.password != null && entry.complete()) {
							hosts.put(entry.machine, entry);
							entry = new NetRCEntry();
						}
						if (matcher.find())
							entry.password = matcher.group().toCharArray();
						state = State.COMMAND;
						break;
					case DEFAULT:
						if (entry.machine != null && entry.complete()) {
							hosts.put(entry.machine, entry);
							entry = new NetRCEntry();
						}
						entry.machine = DEFAULT_ENTRY;
						state = State.COMMAND;
						break;
					case MACDEF:
						if (entry.macdef != null && entry.complete()) {
							hosts.put(entry.machine, entry);
							entry = new NetRCEntry();
						}
						if (matcher.find())
							entry.macdef = matcher.group();
						state = State.COMMAND;
						break;
					case MACHINE:
						if (entry.machine != null && entry.complete()) {
							hosts.put(entry.machine, entry);
							entry = new NetRCEntry();
						}
						if (matcher.find())
							entry.machine = matcher.group();
						state = State.COMMAND;
						break;
					}
				}
			}

			// reading macbody on EOF
			if (entry.macdef != null && entry.macbody == null)
				entry.macbody = macbody;

			if (entry.complete())
				hosts.put(entry.machine, entry);
		} catch (IOException e) {
			throw new RuntimeException(e);
		}
	}