Java Code Examples for org.apache.tomcat.util.buf.MessageBytes#indexOf()

/**
 * Check if the resource could be compressed, if the client supports it.
 */
private boolean isCompressable() {

    // Check if content is not already gzipped
    MessageBytes contentEncodingMB =
        response.getMimeHeaders().getValue("Content-Encoding");

    if ((contentEncodingMB != null)
        && (contentEncodingMB.indexOf("gzip") != -1)) {
        return false;
    }

    // If force mode, always compress (test purposes only)
    if (compressionLevel == 2) {
        return true;
    }

    // Check if sufficient length to trigger the compression
    long contentLength = response.getContentLengthLong();
    if ((contentLength == -1)
        || (contentLength > compressionMinSize)) {
        // Check for compatible MIME-TYPE
        if (compressableMimeTypes != null) {
            return (startsWithStringArray(compressableMimeTypes,
                                          response.getContentType()));
        }
    }

    return false;
}
 

/**
 * Check if compression should be used for this resource. Already checked
 * that the resource could be compressed if the client supports it.
 */
private boolean useCompression() {

    // Check if browser support gzip encoding
    MessageBytes acceptEncodingMB =
        request.getMimeHeaders().getValue("accept-encoding");

    if ((acceptEncodingMB == null)
        || (acceptEncodingMB.indexOf("gzip") == -1)) {
        return false;
    }

    // If force mode, always compress (test purposes only)
    if (compressionLevel == 2) {
        return true;
    }

    // Check for incompatible Browser
    if (noCompressionUserAgents != null) {
        MessageBytes userAgentValueMB =
            request.getMimeHeaders().getValue("user-agent");
        if(userAgentValueMB != null) {
            String userAgentValue = userAgentValueMB.toString();

            if (noCompressionUserAgents != null &&
                    noCompressionUserAgents.matcher(userAgentValue).matches()) {
                    return false;
            }
        }
    }

    return true;
}
 

/**
 * Check if the resource could be compressed, if the client supports it.
 */
private boolean isCompressable() {

    // Check if content is not already gzipped
    MessageBytes contentEncodingMB =
        response.getMimeHeaders().getValue("Content-Encoding");

    if ((contentEncodingMB != null)
        && (contentEncodingMB.indexOf("gzip") != -1)) {
        return false;
    }

    // If force mode, always compress (test purposes only)
    if (compressionLevel == 2) {
        return true;
    }

    // Check if sufficient length to trigger the compression
    long contentLength = response.getContentLengthLong();
    if ((contentLength == -1)
        || (contentLength > compressionMinSize)) {
        // Check for compatible MIME-TYPE
        if (compressableMimeTypes != null) {
            return (startsWithStringArray(compressableMimeTypes,
                                          response.getContentType()));
        }
    }

    return false;
}
 

/**
 * Check if compression should be used for this resource. Already checked
 * that the resource could be compressed if the client supports it.
 */
private boolean useCompression() {

    // Check if browser support gzip encoding
    MessageBytes acceptEncodingMB =
        request.getMimeHeaders().getValue("accept-encoding");

    if ((acceptEncodingMB == null)
        || (acceptEncodingMB.indexOf("gzip") == -1)) {
        return false;
    }

    // If force mode, always compress (test purposes only)
    if (compressionLevel == 2) {
        return true;
    }

    // Check for incompatible Browser
    if (noCompressionUserAgents != null) {
        MessageBytes userAgentValueMB =
            request.getMimeHeaders().getValue("user-agent");
        if(userAgentValueMB != null) {
            String userAgentValue = userAgentValueMB.toString();

            if (noCompressionUserAgents.matcher(userAgentValue).matches()) {
                return false;
            }
        }
    }

    return true;
}
 

protected void replaceCookie(Request request, Response response, Cookie cookie) {

        Delegator delegator = (Delegator) request.getAttribute("delegator");
        // copy the existing session cookie, but use a different domain (only if domain is valid)
        String cookieDomain = null;
        cookieDomain = EntityUtilProperties.getPropertyValue("url", "cookie.domain", "", delegator);

        if (UtilValidate.isEmpty(cookieDomain)) {
            String serverName = request.getServerName();
            String[] domainArray = serverName.split("\\.");
            // check that the domain isn't an IP address
            if (domainArray.length == 4) {
                boolean isIpAddress = true;
                for (String domainSection : domainArray) {
                    if (!UtilValidate.isIntegerInRange(domainSection, 0, 255)) {
                        isIpAddress = false;
                        break;
                    }
                }
                if (isIpAddress) {
                    return;
                }
            }
            if (domainArray.length > 2) {
                cookieDomain = "." + domainArray[domainArray.length - 2] + "." + domainArray[domainArray.length - 1];
            }
        }


        if (UtilValidate.isNotEmpty(cookieDomain)) {
            Cookie newCookie = new Cookie(cookie.getName(), cookie.getValue());
            if (cookie.getPath() != null) {
                newCookie.setPath(cookie.getPath());
            }
            newCookie.setDomain(cookieDomain);
            newCookie.setMaxAge(cookie.getMaxAge());
            newCookie.setVersion(cookie.getVersion());
            if (cookie.getComment() != null) {
                newCookie.setComment(cookie.getComment());
            }
            newCookie.setSecure(cookie.getSecure());
            newCookie.setHttpOnly(cookie.isHttpOnly());

            // if the response has already been committed, our replacement strategy will have no effect
            if (response.isCommitted()) {
                Debug.logError("CrossSubdomainSessionValve: response was already committed!", module);
            }

            // find the Set-Cookie header for the existing cookie and replace its value with new cookie
            MimeHeaders mimeHeaders = request.getCoyoteRequest().getMimeHeaders();
            for (int i = 0, size = mimeHeaders.size(); i < size; i++) {
                if (mimeHeaders.getName(i).equals("Set-Cookie")) {
                    MessageBytes value = mimeHeaders.getValue(i);
                    if (value.indexOf(cookie.getName()) >= 0) {
                        String newCookieValue = request.getContext().getCookieProcessor().generateHeader(newCookie);
                        if (Debug.verboseOn()) Debug.logVerbose("CrossSubdomainSessionValve: old Set-Cookie value: " + value.toString(), module);
                        if (Debug.verboseOn()) Debug.logVerbose("CrossSubdomainSessionValve: new Set-Cookie value: " + newCookieValue, module);
                        value.setString(newCookieValue);
                    }
                }
            }
        }
    }