Method parse

CodenameOne/src/com/codename1/io/JSONParser.java:316–587

(Reader i, JSONParseCallback callback)

    ///
    /// - `IOException`: if thrown by the stream
    @SuppressWarnings("PMD.SwitchStmtsShouldHaveDefault")
    public static void parse(Reader i, JSONParseCallback callback) throws IOException {
        boolean quoteMode = false;
        ReaderClass rc = new ReaderClass();
        rc.buffOffset = 0;
        rc.buffSize = -1;
        int row = 1;
        int column = 1;
        StringBuilder currentToken = new StringBuilder();
        KeyStack blocks = new KeyStack();
        String currentBlock = "";
        String lastKey = null;
        try {
            while (callback.isAlive()) {
                int currentChar = rc.read(i);
                if (currentChar < 0) {
                    return;
                }
                char c = (char) currentChar;
                if (c == '\n') {
                    row++;
                    column = 0;
                } else {
                    column++;
                }

                if (quoteMode) {
                    switch (c) {
                        case '"':
                            String v = currentToken.toString();
                            callback.stringToken(v);
                            if (lastKey != null) {
                                callback.keyValue(lastKey, v);
                                lastKey = null;
                            } else {
                                lastKey = v;
                            }
                            currentToken.setLength(0);
                            quoteMode = false;
                            continue;
                        case '\\':
                            c = (char) rc.read(i);
                            if (c == 'u') {
                                String unicode = "" + ((char) rc.read(i)) + ((char) rc.read(i)) + ((char) rc.read(i)) + ((char) rc.read(i));
                                try {
                                    c = (char) Integer.parseInt(unicode, 16);
                                } catch (NumberFormatException err) {
                                    // problem in parsing the u notation!
                                    Log.e(err);
                                    Log.p("Error in parsing \\u" + unicode);
                                }
                            } else {
                                switch (c) {
                                    case 'n':
                                        currentToken.append('\n');
                                        continue;
                                    case 't':
                                        currentToken.append('\t');