* @return the content with highlighted queries
     */
    protected String replaceHighlightQueries(final String cache, final String[] queries) {
        final StringBuffer buf = new StringBuffer(cache.length() + 100);
        final StringBuffer segBuf = new StringBuffer(1000);
        final Pattern p = Pattern.compile("<[^>]+>");
        final Matcher m = p.matcher(cache);
        final String[] regexQueries = new String[queries.length];

            return null;
        }

        @Override
        public String getRequestURI() {
            return "/";
        }

        @Override
        public StringBuffer getRequestURL() {
            return new StringBuffer("http://localhost:8080/");
        }

        @Override
        public String getServletPath() {
            return "";
        }

        @Override

        }

        @Override
        public String getRequestedSessionId() {
            return null;
        }

        @Override
        public StringBuffer getRequestURL() {
            return new StringBuffer("http://localhost:8080" + requestURI);
        }

        @Override
        public String getServletPath() {
            return "";
        }

        @Override

            }

            @Override
            public String getRequestURI() {
                return "/test";
            }

            @Override
            public StringBuffer getRequestURL() {
                return new StringBuffer("http://test");
            }

            @Override
            public String getServletPath() {
                return "";
            }

            @Override

            return null;
        }

        @Override
        public String getRequestedSessionId() {
            return null;
        }

        @Override
        public StringBuffer getRequestURL() {
            return null;
        }

        @Override
        public HttpSession getSession(boolean create) {
            return null;
        }

        @Override

        }

        @Override
        public String getRequestedSessionId() {
            return null;
        }

        @Override
        public StringBuffer getRequestURL() {
            return new StringBuffer("http://localhost:8080" + requestURI);
        }

        @Override
        public String getServletPath() {
            return "";
        }

        @Override

                return null;
            }

            @Override
            public String getRequestURI() {
                return null;
            }

            @Override
            public StringBuffer getRequestURL() {
                return null;
            }

            @Override
            public String getServletPath() {
                return null;
            }

            @Override

        }

        @Override
        public String getRequestURI() {
            throw new UnsupportedOperationException();
        }

        @Override
        public StringBuffer getRequestURL() {
            throw new UnsupportedOperationException();
        }

        @Override
        public String getServletPath() {
            throw new UnsupportedOperationException();
        }

            return null;
        }

        @Override
        public String getRequestURI() {
            return null;
        }

        @Override
        public StringBuffer getRequestURL() {
            return null;
        }

        @Override
        public String getServletPath() {
            return null;
        }

        @Override

    assertThat(ArbitraryInstances.get(StringBuilder.class).toString()).isEmpty();
    assertThat(ArbitraryInstances.get(StringBuffer.class).toString()).isEmpty();
    assertFreshInstanceReturned(
        ArrayList.class,
        HashMap.class,
        Appendable.class,
        StringBuilder.class,
        StringBuffer.class,
        Throwable.class,
        Exception.class);
  }