javax.servlet.http.HttpServletRequestWrapper Maven / Gradle / Ivy
/*
* Copyright (c) 1997-2018 Oracle and/or its affiliates. All rights reserved.
* Copyright 2004 The Apache Software Foundation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package javax.servlet.http;
import java.io.IOException;
import java.util.*;
import javax.servlet.ServletException;
import javax.servlet.ServletRequestWrapper;
/**
* Provides a convenient implementation of the HttpServletRequest interface
* that can be subclassed by developers wishing to adapt the request to a
* Servlet.
*
* This class implements the Wrapper or Decorator pattern. Methods default
* to calling through to the wrapped request object.
*
* @see javax.servlet.http.HttpServletRequest
* @since Servlet 2.3
*/
public class HttpServletRequestWrapper extends ServletRequestWrapper implements HttpServletRequest {
/**
* Constructs a request object wrapping the given request.
* @throws java.lang.IllegalArgumentException if the request is null
* @param request the {@link HttpServletRequest} to be wrapped.
*/
public HttpServletRequestWrapper(HttpServletRequest request) {
super(request);
}
private HttpServletRequest _getHttpServletRequest() {
return (HttpServletRequest) super.getRequest();
}
/**
* The default behavior of this method is to return getAuthType()
* on the wrapped request object.
*/
@Override
public String getAuthType() {
return this._getHttpServletRequest().getAuthType();
}
/**
* The default behavior of this method is to return getCookies()
* on the wrapped request object.
*/
@Override
public Cookie[] getCookies() {
return this._getHttpServletRequest().getCookies();
}
/**
* The default behavior of this method is to return getDateHeader(String name)
* on the wrapped request object.
*/
@Override
public long getDateHeader(String name) {
return this._getHttpServletRequest().getDateHeader(name);
}
/**
* The default behavior of this method is to return getHeader(String name)
* on the wrapped request object.
*/
@Override
public String getHeader(String name) {
return this._getHttpServletRequest().getHeader(name);
}
/**
* The default behavior of this method is to return getHeaders(String name)
* on the wrapped request object.
*/
@Override
public Enumeration getHeaders(String name) {
return this._getHttpServletRequest().getHeaders(name);
}
/**
* The default behavior of this method is to return getHeaderNames()
* on the wrapped request object.
*/
@Override
public Enumeration getHeaderNames() {
return this._getHttpServletRequest().getHeaderNames();
}
/**
* The default behavior of this method is to return
* getIntHeader(String name) on the wrapped request object.
*/
@Override
public int getIntHeader(String name) {
return this._getHttpServletRequest().getIntHeader(name);
}
/**
* The default behavior of this method is to
* return getServletMapping() on the wrapped request object.
*/
@Override
public HttpServletMapping getHttpServletMapping() {
return this._getHttpServletRequest().getHttpServletMapping();
}
/**
* The default behavior of this method is to return getMethod()
* on the wrapped request object.
*/
@Override
public String getMethod() {
return this._getHttpServletRequest().getMethod();
}
/**
* The default behavior of this method is to return getPathInfo()
* on the wrapped request object.
*/
@Override
public String getPathInfo() {
return this._getHttpServletRequest().getPathInfo();
}
/**
* The default behavior of this method is to return getPathTranslated()
* on the wrapped request object.
*/
@Override
public String getPathTranslated() {
return this._getHttpServletRequest().getPathTranslated();
}
/**
* The default behavior of this method is to return getContextPath()
* on the wrapped request object.
*/
@Override
public String getContextPath() {
return this._getHttpServletRequest().getContextPath();
}
/**
* The default behavior of this method is to return getQueryString()
* on the wrapped request object.
*/
@Override
public String getQueryString() {
return this._getHttpServletRequest().getQueryString();
}
/**
* The default behavior of this method is to return getRemoteUser()
* on the wrapped request object.
*/
@Override
public String getRemoteUser() {
return this._getHttpServletRequest().getRemoteUser();
}
/**
* The default behavior of this method is to return isUserInRole(String role)
* on the wrapped request object.
*/
@Override
public boolean isUserInRole(String role) {
return this._getHttpServletRequest().isUserInRole(role);
}
/**
* The default behavior of this method is to return getUserPrincipal()
* on the wrapped request object.
*/
@Override
public java.security.Principal getUserPrincipal() {
return this._getHttpServletRequest().getUserPrincipal();
}
/**
* The default behavior of this method is to return getRequestedSessionId()
* on the wrapped request object.
*/
@Override
public String getRequestedSessionId() {
return this._getHttpServletRequest().getRequestedSessionId();
}
/**
* The default behavior of this method is to return getRequestURI()
* on the wrapped request object.
*/
@Override
public String getRequestURI() {
return this._getHttpServletRequest().getRequestURI();
}
/**
* The default behavior of this method is to return getRequestURL()
* on the wrapped request object.
*/
@Override
public StringBuffer getRequestURL() {
return this._getHttpServletRequest().getRequestURL();
}
/**
* The default behavior of this method is to return getServletPath()
* on the wrapped request object.
*/
@Override
public String getServletPath() {
return this._getHttpServletRequest().getServletPath();
}
/**
* The default behavior of this method is to return getSession(boolean create)
* on the wrapped request object.
*/
@Override
public HttpSession getSession(boolean create) {
return this._getHttpServletRequest().getSession(create);
}
/**
* The default behavior of this method is to return getSession()
* on the wrapped request object.
*/
@Override
public HttpSession getSession() {
return this._getHttpServletRequest().getSession();
}
/**
* The default behavior of this method is to return changeSessionId()
* on the wrapped request object.
*
* @since Servlet 3.1
*/
@Override
public String changeSessionId() {
return this._getHttpServletRequest().changeSessionId();
}
/**
* The default behavior of this method is to return isRequestedSessionIdValid()
* on the wrapped request object.
*/
@Override
public boolean isRequestedSessionIdValid() {
return this._getHttpServletRequest().isRequestedSessionIdValid();
}
/**
* The default behavior of this method is to return isRequestedSessionIdFromCookie()
* on the wrapped request object.
*/
@Override
public boolean isRequestedSessionIdFromCookie() {
return this._getHttpServletRequest().isRequestedSessionIdFromCookie();
}
/**
* The default behavior of this method is to return isRequestedSessionIdFromURL()
* on the wrapped request object.
*/
@Override
public boolean isRequestedSessionIdFromURL() {
return this._getHttpServletRequest().isRequestedSessionIdFromURL();
}
/**
* The default behavior of this method is to return isRequestedSessionIdFromUrl()
* on the wrapped request object.
*
* @deprecated As of Version 4.0 of the Java Servlet API,
* use {@link #isRequestedSessionIdFromURL} instead.
*/
@Deprecated
@Override
public boolean isRequestedSessionIdFromUrl() {
return this._getHttpServletRequest().isRequestedSessionIdFromUrl();
}
/**
* The default behavior of this method is to call authenticate on the
* wrapped request object.
*
* @since Servlet 3.0
*/
@Override
public boolean authenticate(HttpServletResponse response)
throws IOException, ServletException {
return this._getHttpServletRequest().authenticate(response);
}
/**
* The default behavior of this method is to call login on the wrapped
* request object.
*
* @since Servlet 3.0
*/
@Override
public void login(String username, String password)
throws ServletException {
this._getHttpServletRequest().login(username,password);
}
/**
* The default behavior of this method is to call login on the wrapped
* request object.
*
* @since Servlet 3.0
*/
@Override
public void logout() throws ServletException {
this._getHttpServletRequest().logout();
}
/**
* The default behavior of this method is to call getParts on the wrapped
* request object.
*
* Any changes to the returned Collection must not
* affect this HttpServletRequestWrapper.
*
* @since Servlet 3.0
*/
@Override
public Collection getParts() throws IOException, ServletException {
return this._getHttpServletRequest().getParts();
}
/**
* The default behavior of this method is to call getPart on the wrapped
* request object.
*
* @since Servlet 3.0
*/
@Override
public Part getPart(String name) throws IOException, ServletException {
return this._getHttpServletRequest().getPart(name);
}
/**
* Create an instance of HttpUpgradeHandler for a given
* class and uses it for the http protocol upgrade processing.
*
* @since Servlet 3.1
*/
@Override
public T upgrade(Class handlerClass)
throws IOException, ServletException {
return this._getHttpServletRequest().upgrade(handlerClass);
}
/**
* The default behavior of this method is to call newPushBuilder on the
* wrapped request object.
*
* @since Servlet 4.0
*/
@Override
public PushBuilder newPushBuilder() {
return this._getHttpServletRequest().newPushBuilder();
}
/**
* The default behavior of this method is to call getTrailerFields on the
* wrapped request object.
*
* @since Servlet 4.0
*/
@Override
public Map getTrailerFields() {
return this._getHttpServletRequest().getTrailerFields();
}
/**
* The default behavior of this method is to call isTrailerFieldsReady on the
* wrapped request object.
*
* @since Servlet 4.0
*/
@Override
public boolean isTrailerFieldsReady() {
return this._getHttpServletRequest().isTrailerFieldsReady();
}
}