Method scanString

core/src/main/java/com/alibaba/druid/sql/parser/Lexer.java:1748–1798

()

    }

    protected void scanString() {
        mark = pos;
        boolean hasSpecial = false;
        Token preToken = this.token;

        for (; ; ) {
            if (isEOF()) {
                lexError("unclosed.str.lit");
                return;
            }

            ch = charAt(++pos);

            if (ch == '\'') {
                scanChar();
                if (ch != '\'') {
                    token = LITERAL_CHARS;
                    break;
                } else {
                    if (!hasSpecial) {
                        initBuff(bufPos);
                        arraycopy(mark + 1, buf, 0, bufPos);
                        hasSpecial = true;
                    }
                    putChar('\'');
                    continue;
                }
            }

            if (!hasSpecial) {
                bufPos++;
                continue;
            }

            if (bufPos == buf.length) {
                putChar(ch);
            } else {
                buf[bufPos++] = ch;
            }
        }

        if (!hasSpecial) {
            if (preToken == Token.AS) {
                stringVal = subString(mark, bufPos + 2);
            } else {
                stringVal = subString(mark + 1, bufPos);
            }
        } else {
            stringVal = new String(buf, 0, bufPos);
        }
    }

    protected final void scanString2() {
        {