/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.Collection;
import java.util.Enumeration;
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 v 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
*/
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<String> 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<String> 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 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
* 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 3.0 of the Java Servlet API
*/
@Override
@SuppressWarnings("dep-ann")
// Spec API does not use @Deprecated
public boolean isRequestedSessionIdFromUrl() {
return this._getHttpServletRequest().isRequestedSessionIdFromUrl();
}
/**
* {@inheritDoc}
* <p>
* The default behavior of this method is to return
* {@link HttpServletRequest#authenticate(HttpServletResponse)}
* on the wrapped request object.
*
* @since Servlet 3.0
*/
@Override
public boolean authenticate(HttpServletResponse response)
throws IOException, ServletException {
return this._getHttpServletRequest().authenticate(response);
}
/**
* {@inheritDoc}
* <p>
* The default behavior of this method is to return
* {@link HttpServletRequest#login(String, String)}
* on the wrapped request object.
*
* @since Servlet 3.0
*/
@Override
public void login(String username, String password) throws ServletException {
this._getHttpServletRequest().login(username, password);
}
/**
* {@inheritDoc}
* <p>
* The default behavior of this method is to return
* {@link HttpServletRequest#logout()}
* on the wrapped request object.
*
* @since Servlet 3.0
*/
@Override
public void logout() throws ServletException {
this._getHttpServletRequest().logout();
}
/**
* {@inheritDoc}
* <p>
* The default behavior of this method is to return
* {@link HttpServletRequest#getParts()}
* on the wrapped request object.
*
* @since Servlet 3.0
*/
@Override
public Collection<Part> getParts() throws IllegalStateException,
IOException, ServletException {
return this._getHttpServletRequest().getParts();
}
/**
* {@inheritDoc}
* <p>
* The default behavior of this method is to return
* {@link HttpServletRequest#getPart(String)}
* on the wrapped request object.
*
* @since Servlet 3.0
*/
@Override
public Part getPart(String name) throws IllegalStateException, IOException,
ServletException {
return this._getHttpServletRequest().getPart(name);
}
}