Method escape

java/org/apache/jasper/compiler/Generator.java:128–146

@param s the input string - must not be null @return escaped string, per Java rule

(String s)

     * @return escaped string, per Java rule
     */
    static String escape(String s) {

        StringBuilder b = new StringBuilder();
        for (int i = 0; i < s.length(); i++) {
            char c = s.charAt(i);
            if (c == '"') {
                b.append('\\').append('"');
            } else if (c == '\\') {
                b.append('\\').append('\\');
            } else if (c == '\n') {
                b.append('\\').append('n');
            } else if (c == '\r') {
                b.append('\\').append('r');
            } else {
                b.append(c);
            }
        }
        return b.toString();
    }

    /**
     * Single quote and escape a character