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Showing content from https://javaee.github.io/javaee-spec/javadocs/javax/servlet/http/HttpServletRequest.html below:

HttpServletRequest (Java(TM) EE 8 Specification APIs)

Modifier and Type Method and Description boolean authenticate(HttpServletResponse response)

Use the container login mechanism configured for the ServletContext to authenticate the user making this request.

String changeSessionId()

Change the session id of the current session associated with this request and return the new session id.

String getAuthType()

Returns the name of the authentication scheme used to protect the servlet.

String getContextPath()

Returns the portion of the request URI that indicates the context of the request.

Cookie[] getCookies()

Returns an array containing all of the Cookie objects the client sent with this request.

long getDateHeader(String name)

Returns the value of the specified request header as a long value that represents a Date object.

String getHeader(String name)

Returns the value of the specified request header as a String.

Enumeration<String> getHeaderNames()

Returns an enumeration of all the header names this request contains.

Enumeration<String> getHeaders(String name)

Returns all the values of the specified request header as an Enumeration of String objects.

default HttpServletMapping getHttpServletMapping() int getIntHeader(String name)

Returns the value of the specified request header as an int.

String getMethod()

Returns the name of the HTTP method with which this request was made, for example, GET, POST, or PUT.

Part getPart(String name)

Gets the

Part

with the given name.

Collection<Part> getParts()

Gets all the

Part

components of this request, provided that it is of type

multipart/form-data

.

String getPathInfo()

Returns any extra path information associated with the URL the client sent when it made this request.

String getPathTranslated()

Returns any extra path information after the servlet name but before the query string, and translates it to a real path.

String getQueryString()

Returns the query string that is contained in the request URL after the path.

String getRemoteUser()

Returns the login of the user making this request, if the user has been authenticated, or null if the user has not been authenticated.

String getRequestedSessionId()

Returns the session ID specified by the client.

String getRequestURI()

Returns the part of this request's URL from the protocol name up to the query string in the first line of the HTTP request.

StringBuffer getRequestURL()

Reconstructs the URL the client used to make the request.

String getServletPath()

Returns the part of this request's URL that calls the servlet.

HttpSession getSession()

Returns the current session associated with this request, or if the request does not have a session, creates one.

HttpSession getSession(boolean create)

Returns the current HttpSession associated with this request or, if there is no current session and create is true, returns a new session.

default Map<String,String> getTrailerFields()

Get the request trailer fields.

Principal getUserPrincipal()

Returns a java.security.Principal object containing the name of the current authenticated user.

boolean isRequestedSessionIdFromCookie()

Checks whether the requested session ID was conveyed to the server as an HTTP cookie.

boolean isRequestedSessionIdFromUrl() boolean isRequestedSessionIdFromURL()

Checks whether the requested session ID was conveyed to the server as part of the request URL.

boolean isRequestedSessionIdValid()

Checks whether the requested session ID is still valid.

default boolean isTrailerFieldsReady()

Return a boolean indicating whether trailer fields are ready to read using

getTrailerFields()

.

boolean isUserInRole(String role)

Returns a boolean indicating whether the authenticated user is included in the specified logical "role".

void login(String username, String password)

Validate the provided username and password in the password validation realm used by the web container login mechanism configured for the ServletContext.

void logout()

Establish null as the value returned when getUserPrincipal, getRemoteUser, and getAuthType is called on the request.

default PushBuilder newPushBuilder()

Instantiates a new instance of

PushBuilder

for issuing server push responses from the current request.

<T extends HttpUpgradeHandler>
T
upgrade(Class<T> handlerClass)

Creates an instance of HttpUpgradeHandler for a given class and uses it for the http protocol upgrade processing.


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