下面列出了javax.servlet.http.Cookie#getPath() 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。
public static String getCookieByName(HttpServletRequest req,String name,String path) {
Cookie[] cookies = req.getCookies();
if(cookies == null){
return null;
}
for(Cookie cookie:cookies){
String cookiePath = cookie.getPath();
if(cookiePath==null || "".equals(cookiePath)){
cookiePath = "/";
}
if(name.equals(cookie.getName()) &&
(path ==null || path.equals(cookiePath))){
return cookie.getValue();
}
}
return null;
}
public static String getValidUserName(HttpServletRequest req){
Cookie[] cookies = req.getCookies();
if(cookies==null){
return null;
}
String nowUser = "", nowToken = "";
try {
for (Cookie cookie : cookies) {
String path = cookie.getPath();
boolean isRootPath = path == null || path.equals("/");
if (cookie.getName().equals(USERKEY) && isRootPath){
nowUser = cookie.getValue();
} else if (cookie.getName().equals(TOKENKEY) && isRootPath){
nowToken = cookie.getValue();
}
}
return getValidUserName(nowUser,nowToken,HttpUtil.getIpAddr(req));
}catch (Throwable e){
return null;
}
}
/**
* Write out a cookie.
*
* @param cookie the cookie.
* @throws IOException when an I/O error occurs.
*/
private void writeCookie(Cookie cookie) throws IOException {
outputStream.write("Set-Cookie: ".getBytes());
outputStream.write(cookie.getName().getBytes());
outputStream.write("=".getBytes());
if (cookie.getValue() != null) {
outputStream.write(cookie.getValue().getBytes());
}
if (cookie.getSecure()) {
outputStream.write("; Secure".getBytes());
}
if (cookie.isHttpOnly()) {
outputStream.write("; HttpOnly".getBytes());
}
if (cookie.getPath() != null) {
outputStream.write(("; Path=" + cookie.getPath()).getBytes());
}
outputStream.write("\n".getBytes());
}
/**
* Create Cookie header
*
* @param cookie
* @param isHttpOnly
* @return
*/
public static String createCookieHeader(Cookie cookie, boolean isHttpOnly) {
StringBuilder sb = new StringBuilder();
sb = sb.append(cookie.getName()).append("=").append(cookie.getValue());
if (cookie.getDomain() != null && !cookie.getDomain().equals("") ) {
sb.append(";Domain=").append(cookie.getDomain());
}
if (cookie.getPath() != null && !cookie.getPath().equals("")) {
sb.append(";Path=").append(cookie.getPath());
}
if (cookie.getComment() != null && !cookie.getComment().equals("")) {
sb.append(";Comment=").append(cookie.getComment());
}
if (cookie.getMaxAge() > -1) {
sb.append(";Max-Age=").append(cookie.getMaxAge());
}
if (cookie.getSecure()) {
sb.append(";Secure");
}
if (isHttpOnly) {
sb.append(";HttpOnly");
}
return sb.toString();
}
/**
* 设置基本的请求头
*/
public HttpResponse getNettyResponse() {
if (committed) {
return response;
}
committed = true;
HttpHeaders headers = response.headers();
if (null != contentType) {
String value = null == characterEncoding ? contentType : contentType + "; charset=" + characterEncoding; //Content Type 响应头的内容
headers.set(HttpHeaderNames.CONTENT_TYPE, value);
}
CharSequence date = getFormattedDate();
headers.set(HttpHeaderNames.DATE, date); // 时间日期响应头
headers.set(HttpHeaderNames.SERVER, servletContext.getServerInfo()); //服务器信息响应头
// cookies处理
// long curTime = System.currentTimeMillis(); //用于根据maxAge计算Cookie的Expires
//先处理Session ，如果是新Session需要通过Cookie写入
if (request.getSession().isNew()) {
String sessionCookieStr = NettyHttpSession.SESSION_COOKIE_NAME + "=" + request.getRequestedSessionId() + "; path=/; domain=" + request.getServerName();
headers.add(HttpHeaderNames.SET_COOKIE, sessionCookieStr);
}
//其他业务或框架设置的cookie，逐条写入到响应头去
for (Cookie cookie : cookies) {
StringBuilder sb = new StringBuilder();
sb.append(cookie.getName()).append("=").append(cookie.getValue())
.append("; max-Age=").append(cookie.getMaxAge());
if (cookie.getPath() != null) sb.append("; path=").append(cookie.getPath());
if (cookie.getDomain() != null) sb.append("; domain=").append(cookie.getDomain());
headers.add(HttpHeaderNames.SET_COOKIE, sb.toString());
}
return response;
}
private void addCookieHeader() {
if (_cookies.isEmpty()) return;
StringBuffer sb = new StringBuffer();
for (Enumeration e = _cookies.elements(); e.hasMoreElements();) {
Cookie cookie = (Cookie) e.nextElement();
sb.append( cookie.getName() ).append( '=' ).append( cookie.getValue() );
if (cookie.getPath() != null) sb.append( ";path=" ).append( cookie.getPath() );
if (cookie.getDomain() != null) sb.append( ";domain=" ).append( cookie.getDomain() );
if (e.hasMoreElements()) sb.append( ',' );
}
setHeader( "Set-Cookie", sb.toString() );
}
@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
for (Cookie cookie : req.getCookies()) {
cookie.getName();
cookie.getValue();
cookie.getPath();
}
resp.addCookie(new Cookie("test", "value"));
}
@SuppressFBWarnings("COOKIE_USAGE")
@Override
public void addCookie(Cookie cookie) {
if (request != null && request.getDispatcherType() == DispatcherType.INCLUDE && isCommitted()) {
throw new IllegalStateException("Cannot add Cookies for include request when response is committed");
}
String cookieData = cookie.getName() + "=" + cookie.getValue();
if (cookie.getPath() != null) {
cookieData += "; Path=" + cookie.getPath();
}
if (cookie.getSecure()) {
cookieData += "; Secure";
}
if (cookie.isHttpOnly()) {
cookieData += "; HttpOnly";
}
if (cookie.getDomain() != null && !"".equals(cookie.getDomain().trim())) {
cookieData += "; Domain=" + cookie.getDomain();
}
if (cookie.getMaxAge() > 0) {
cookieData += "; Max-Age=" + cookie.getMaxAge();
// we always set the timezone to GMT
TimeZone gmtTimeZone = TimeZone.getTimeZone(COOKIE_DEFAULT_TIME_ZONE);
Calendar currentTimestamp = Calendar.getInstance(gmtTimeZone);
currentTimestamp.add(Calendar.SECOND, cookie.getMaxAge());
SimpleDateFormat cookieDateFormatter = new SimpleDateFormat(HEADER_DATE_PATTERN);
cookieDateFormatter.setTimeZone(gmtTimeZone);
cookieData += "; Expires=" + cookieDateFormatter.format(currentTimestamp.getTime());
}
setHeader(HttpHeaders.SET_COOKIE, cookieData, false);
}
/**
* <p>
* 解决 servlet 3.0 以下版本不支持 HttpOnly
* </p>
*
* @param response HttpServletResponse类型的响应
* @param cookie 要设置httpOnly的cookie对象
*/
public static void addHttpOnlyCookie(HttpServletResponse response, Cookie cookie) {
if (cookie == null) {
return;
}
/**
* 依次取得cookie中的名称、值、 最大生存时间、路径、域和是否为安全协议信息
*/
String cookieName = cookie.getName();
String cookieValue = cookie.getValue();
int maxAge = cookie.getMaxAge();
String path = cookie.getPath();
String domain = cookie.getDomain();
boolean isSecure = cookie.getSecure();
StringBuffer sf = new StringBuffer();
sf.append(cookieName + "=" + cookieValue + ";");
if (maxAge >= 0) {
sf.append("Max-Age=" + cookie.getMaxAge() + ";");
}
if (domain != null) {
sf.append("domain=" + domain + ";");
}
if (path != null) {
sf.append("path=" + path + ";");
}
if (isSecure) {
sf.append("secure;HTTPOnly;");
} else {
sf.append("HTTPOnly;");
}
response.addHeader("Set-Cookie", sf.toString());
}
@SuppressWarnings("RedundantIfStatement")
static boolean equals(final Cookie thisCookie, final Cookie thatCookie) {
if (thisCookie.getMaxAge() != thatCookie.getMaxAge()) {
return false;
}
if (thisCookie.getSecure() != thatCookie.getSecure()) {
return false;
}
if (thisCookie.getVersion() != thatCookie.getVersion()) {
return false;
}
if (thisCookie.getName() != null ? !thisCookie.getName().equals(
thatCookie.getName()) : thatCookie.getName() != null) {
return false;
}
if (thisCookie.getValue() != null ? !thisCookie.getValue().equals(
thatCookie.getValue()) : thatCookie.getValue() != null) {
return false;
}
if (thisCookie.getComment() != null ? !thisCookie.getComment().equals(
thatCookie.getComment()) : thatCookie.getComment() != null) {
return false;
}
if (thisCookie.getDomain() != null ? !thisCookie.getDomain().equals(
thatCookie.getDomain()) : thatCookie.getDomain() != null) {
return false;
}
if (thisCookie.getPath() != null ? !thisCookie.getPath().equals(
thatCookie.getPath()) : thatCookie.getPath() != null) {
return false;
}
return true;
}
public void setCookieHeader(Cookie cookie)
{
if (cookie == null) {
return;
}
final StringBuffer header = new StringBuffer(32);
String attrValue;
int maxAge;
header.append(cookie.getName() + "=" + cookie.getValue());
if ((attrValue = cookie.getComment()) != null) {
header.append(";Comment=" + attrValue);
}
if ((attrValue = cookie.getDomain()) != null) {
header.append(";Domain=" + attrValue);
}
if ((maxAge = cookie.getMaxAge()) != -1) {
if (maxAge > 0) {
appendCookieExpires(header, maxAge);
}
header.append(";Max-Age=" + maxAge);
}
if ((attrValue = cookie.getPath()) != null) {
header.append(";Path=" + attrValue);
} else {
header.append(";Path=/");
}
if (cookie.getSecure()) {
header.append(";Secure");
}
header.append(";Version=" + cookie.getVersion());
setHeader("Set-Cookie", header.toString());
}
public static void deleteCookie(String name, String path, HttpServletRequest request) {
Cookie[] reqCookies = request.getCookies();
if (reqCookies != null) {
for (Cookie cookie : reqCookies) {
if (cookie.getName().equals(name) && cookie.getPath() != null
&& cookie.getPath().equals(path)) {
cookie.setMaxAge(0);
break;
}
}
}
}
@Override
public String generateHeader(Cookie cookie) {
/*
* The spec allows some latitude on when to send the version attribute
* with a Set-Cookie header. To be nice to clients, we'll make sure the
* version attribute is first. That means checking the various things
* that can cause us to switch to a v1 cookie first.
*
* Note that by checking for tokens we will also throw an exception if a
* control character is encountered.
*/
int version = cookie.getVersion();
String value = cookie.getValue();
String path = cookie.getPath();
String domain = cookie.getDomain();
String comment = cookie.getComment();
if (version == 0) {
// Check for the things that require a v1 cookie
if (needsQuotes(value, 0) || comment != null || needsQuotes(path, 0) || needsQuotes(domain, 0)) {
version = 1;
}
}
// Now build the cookie header
StringBuffer buf = new StringBuffer(); // can't use StringBuilder due to DateFormat
// Just use the name supplied in the Cookie
buf.append(cookie.getName());
buf.append("=");
// Value
maybeQuote(buf, value, version);
// Add version 1 specific information
if (version == 1) {
// Version=1 ... required
buf.append ("; Version=1");
// Comment=comment
if (comment != null) {
buf.append ("; Comment=");
maybeQuote(buf, comment, version);
}
}
// Add domain information, if present
if (domain != null) {
buf.append("; Domain=");
maybeQuote(buf, domain, version);
}
// Max-Age=secs ... or use old "Expires" format
int maxAge = cookie.getMaxAge();
if (maxAge >= 0) {
if (version > 0) {
buf.append ("; Max-Age=");
buf.append (maxAge);
}
// IE6, IE7 and possibly other browsers don't understand Max-Age.
// They do understand Expires, even with V1 cookies!
if (version == 0 || getAlwaysAddExpires()) {
// Wdy, DD-Mon-YY HH:MM:SS GMT ( Expires Netscape format )
buf.append ("; Expires=");
// To expire immediately we need to set the time in past
if (maxAge == 0) {
buf.append( ANCIENT_DATE );
} else {
COOKIE_DATE_FORMAT.get().format(
new Date(System.currentTimeMillis() + maxAge * 1000L),
buf,
new FieldPosition(0));
}
}
}
// Path=path
if (path!=null) {
buf.append ("; Path=");
maybeQuote(buf, path, version);
}
// Secure
if (cookie.getSecure()) {
buf.append ("; Secure");
}
// HttpOnly
if (cookie.isHttpOnly()) {
buf.append("; HttpOnly");
}
SameSiteCookies sameSiteCookiesValue = getSameSiteCookies();
if (!sameSiteCookiesValue.equals(SameSiteCookies.UNSET)) {
buf.append("; SameSite=");
buf.append(sameSiteCookiesValue.getValue());
}
return buf.toString();
}
/**
* Build a String containing a multi-line dump of an HTTP request.
*
* @param fromMethod the method that this method was called from
* @param request the HTTP request build the request dump from
* @param includePostData if true will include the POST data in the dump
* @return a String containing a multi-line dump of the HTTP request, If an error occurs,
* the message from the exception will be returned
*/
public static String getRequestDump(String fromMethod, HttpServletRequest request, boolean includePostData) {
String shortDump = getShortRequestDump(fromMethod, request);
StringBuilder buf = new StringBuilder(shortDump);
try {
buf.append("\nAttributes:\n");
Enumeration<String> attrs = request.getAttributeNames();
while (attrs.hasMoreElements()) {
String attr = attrs.nextElement();
buf.append("\t").append(attr).append(": ").append(request.getAttribute(attr)).append('\n');
}
buf.append("\nHeaders:\n");
Enumeration<String> headers = request.getHeaderNames();
while (headers.hasMoreElements()) {
String header = headers.nextElement();
buf.append("\t").append(header).append(": ").append(request.getHeader(header)).append('\n');
}
buf.append("\nParameters:\n");
Enumeration<String> params = request.getParameterNames();
while (params.hasMoreElements()) {
String param = params.nextElement();
buf.append("\t").append(param).append(": ").append(request.getParameter(param)).append('\n');
}
buf.append("\nCookies:\n");
Cookie[] cookies = request.getCookies();
if (cookies != null) {
for (Cookie cookie : cookies) {
String cstr = "\t" + cookie.getDomain() + "." + cookie.getPath() + "." + cookie.getName() + ": " + cookie.getValue() + "\n";
buf.append(cstr);
}
}
if (includePostData) {
buf.append(getPostDataAsString(request)).append("\n");
}
return (buf.toString());
} catch (IOException e) {
return e.getMessage();
}
}
static javax.ws.rs.core.Cookie toJaxRsCookie(final Cookie cookie) {
return new javax.ws.rs.core.Cookie(cookie.getName(), cookie.getValue(), cookie.getPath(), cookie.getDomain());
}
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);
}
}
}
}
}
/**
* Encode a cookie as per RFC 2109. The resulting string can be used as the value for a <code>Set-Cookie</code> header.
*
* @param cookie
* The cookie to encode.
* @return A string following RFC 2109.
*/
public static String encodeCookie(Cookie cookie) {
StringBuilder buf = new StringBuilder(cookie.getName());
buf.append("=");
buf.append(cookie.getValue());
if (cookie.getComment() != null) {
buf.append("; Comment=\"");
buf.append(cookie.getComment());
buf.append("\"");
}
if (cookie.getDomain() != null) {
buf.append("; Domain=\"");
buf.append(cookie.getDomain());
buf.append("\"");
}
long age = cookie.getMaxAge();
if (cookie.getMaxAge() >= 0) {
buf.append("; Max-Age=\"");
buf.append(age);
buf.append("\"");
}
if (cookie.getPath() != null) {
buf.append("; Path=\"");
buf.append(cookie.getPath());
buf.append("\"");
}
if (cookie.getSecure()) {
buf.append("; Secure");
}
if (cookie.getVersion() > 0) {
buf.append("; Version=\"");
buf.append(cookie.getVersion());
buf.append("\"");
}
return (buf.toString());
}
/**
* Encode a cookie as per RFC 2109. The resulting string can be used as the value for a <code>Set-Cookie</code> header.
*
* @param cookie
* The cookie to encode.
* @return A string following RFC 2109.
*/
public static String encodeCookie(Cookie cookie) {
StringBuilder buf = new StringBuilder(cookie.getName());
buf.append("=");
buf.append(cookie.getValue());
if (cookie.getComment() != null) {
buf.append("; Comment=\"");
buf.append(cookie.getComment());
buf.append("\"");
}
if (cookie.getDomain() != null) {
buf.append("; Domain=\"");
buf.append(cookie.getDomain());
buf.append("\"");
}
if (cookie.getMaxAge() >= 0) {
buf.append("; Max-Age=\"");
buf.append(cookie.getMaxAge());
buf.append("\"");
}
if (cookie.getPath() != null) {
buf.append("; Path=\"");
buf.append(cookie.getPath());
buf.append("\"");
}
if (cookie.getSecure()) {
buf.append("; Secure");
}
if (cookie.getVersion() > 0) {
buf.append("; Version=\"");
buf.append(cookie.getVersion());
buf.append("\"");
}
return (buf.toString());
}
/**
* Encode a cookie as per RFC 2109. The resulting string can be used as the value for a <code>Set-Cookie</code> header.
*
* @param cookie
* The cookie to encode.
* @return A string following RFC 2109.
*/
public static String encodeCookie(Cookie cookie) {
StringBuilder buf = new StringBuilder(cookie.getName());
buf.append("=");
buf.append(cookie.getValue());
if (cookie.getComment() != null) {
buf.append("; Comment=\"");
buf.append(cookie.getComment());
buf.append("\"");
}
if (cookie.getDomain() != null) {
buf.append("; Domain=\"");
buf.append(cookie.getDomain());
buf.append("\"");
}
if (cookie.getMaxAge() >= 0) {
buf.append("; Max-Age=\"");
buf.append(cookie.getMaxAge());
buf.append("\"");
}
if (cookie.getPath() != null) {
buf.append("; Path=\"");
buf.append(cookie.getPath());
buf.append("\"");
}
if (cookie.getSecure()) {
buf.append("; Secure");
}
if (cookie.getVersion() > 0) {
buf.append("; Version=\"");
buf.append(cookie.getVersion());
buf.append("\"");
}
return (buf.toString());
}
/**
* Build a String containing a multi-line dump of an HTTP request.
*
* @param fromMethod the method that this method was called from
* @param request the HTTP request build the request dump from
* @param includePostData if true will include the POST data in the dump
* @return a String containing a multi-line dump of the HTTP request, If an error occurs,
* the message from the exception will be returned
*/
public static String getRequestDump(String fromMethod, HttpServletRequest request, boolean includePostData) {
String shortDump = getShortRequestDump(fromMethod, request);
StringBuilder buf = new StringBuilder(shortDump);
try {
buf.append("\nAttributes:\n");
Enumeration<String> attrs = request.getAttributeNames();
while (attrs.hasMoreElements()) {
String attr = attrs.nextElement();
buf.append("\t").append(attr).append(": ").append(request.getAttribute(attr)).append('\n');
}
buf.append("\nHeaders:\n");
Enumeration<String> headers = request.getHeaderNames();
while (headers.hasMoreElements()) {
String header = headers.nextElement();
buf.append("\t").append(header).append(": ").append(request.getHeader(header)).append('\n');
}
buf.append("\nParameters:\n");
Enumeration<String> params = request.getParameterNames();
while (params.hasMoreElements()) {
String param = params.nextElement();
buf.append("\t").append(param).append(": ").append(request.getParameter(param)).append('\n');
}
buf.append("\nCookies:\n");
Cookie[] cookies = request.getCookies();
if (cookies != null) {
for (Cookie cookie : cookies) {
String cstr = "\t" + cookie.getDomain() + "." + cookie.getPath() + "." + cookie.getName() + ": " + cookie.getValue() + "\n";
buf.append(cstr);
}
}
if (includePostData) {
buf.append(getPostDataAsString(request)).append("\n");
}
return (buf.toString());
} catch (IOException e) {
return e.getMessage();
}
}