jadler-jdk/src/main/java/net/jadler/stubbing/server/jdk/RequestUtils.java
static void addEncoding(final Request.Builder builder, final HttpExchange httpExchange) {
        final String contentType = httpExchange.getRequestHeaders().getFirst("Content-Type");
        if (contentType != null) {
            final Matcher matcher = CHARSET_PATTERN.matcher(contentType);
            if (matcher.matches()) {
                try {
                    builder.encoding(Charset.forName(matcher.group(1)));
                }
                catch (UnsupportedCharsetException e) {
                    //just ignore, fallback encoding will be used instead
                }
            }
        }
    }
static void addEncoding(final Request.Builder builder, final HttpExchange httpExchange) {
        final String contentType = httpExchange.getRequestHeaders().getFirst("Content-Type");
        if (contentType != null) {
            final Matcher matcher = CHARSET_PATTERN.matcher(contentType);
            if (matcher.matches()) {
                try {
                    builder.encoding(Charset.forName(matcher.group(1)));
                }
                catch (UnsupportedCharsetException e) {
                    //just ignore, fallback encoding will be used instead
                }
            }
        }
    }
package protected for testing purposes