Java tutorial
/** * Licensed to Jasig under one or more contributor license * agreements. See the NOTICE file distributed with this work * for additional information regarding copyright ownership. * Jasig 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 org.jasig.portal.utils.web; import java.io.BufferedReader; import java.io.IOException; import java.io.UnsupportedEncodingException; import java.security.Principal; import java.util.Collection; import java.util.Enumeration; import java.util.Locale; import java.util.Map; import javax.servlet.AsyncContext; import javax.servlet.DispatcherType; import javax.servlet.RequestDispatcher; import javax.servlet.ServletContext; import javax.servlet.ServletException; import javax.servlet.ServletInputStream; import javax.servlet.ServletRequest; import javax.servlet.ServletResponse; import javax.servlet.http.Cookie; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletRequestWrapper; import javax.servlet.http.HttpServletResponse; import javax.servlet.http.HttpSession; import javax.servlet.http.Part; import org.apache.commons.lang.Validate; /** * A custom HttpServletRequest wrapper that does NOT extend {@link HttpServletRequestWrapper} * to ensure the container can not unwrap too far. * * @author Eric Dalquist */ public abstract class AbstractHttpServletRequestWrapper implements HttpServletRequest { public static final String PORTAL_ATTRIBUTE_PREFIX = "org.jasig.portal."; private final HttpServletRequest httpServletRequest; public AbstractHttpServletRequestWrapper(HttpServletRequest httpServletRequest) { Validate.notNull(httpServletRequest, "request can not be null"); this.httpServletRequest = httpServletRequest; } public final HttpServletRequest getWrappedRequest() { return this.httpServletRequest; } @Override public Object getAttribute(String name) { return this.httpServletRequest.getAttribute(name); } @Override public Enumeration<String> getAttributeNames() { return this.httpServletRequest.getAttributeNames(); } @Override public String getAuthType() { return this.httpServletRequest.getAuthType(); } @Override public String getCharacterEncoding() { return this.httpServletRequest.getCharacterEncoding(); } @Override public int getContentLength() { return this.httpServletRequest.getContentLength(); } @Override public String getContentType() { return this.httpServletRequest.getContentType(); } @Override public String getContextPath() { return this.httpServletRequest.getContextPath(); } @Override public Cookie[] getCookies() { return this.httpServletRequest.getCookies(); } @Override public long getDateHeader(String name) { return this.httpServletRequest.getDateHeader(name); } @Override public String getHeader(String name) { return this.httpServletRequest.getHeader(name); } @Override public Enumeration<String> getHeaderNames() { return this.httpServletRequest.getHeaderNames(); } @Override public Enumeration<String> getHeaders(String name) { return this.httpServletRequest.getHeaders(name); } @Override public ServletInputStream getInputStream() throws IOException { return this.httpServletRequest.getInputStream(); } @Override public int getIntHeader(String name) { return this.httpServletRequest.getIntHeader(name); } @Override public String getLocalAddr() { return this.httpServletRequest.getLocalAddr(); } @Override public Locale getLocale() { return this.httpServletRequest.getLocale(); } @Override public Enumeration<Locale> getLocales() { return this.httpServletRequest.getLocales(); } @Override public String getLocalName() { return this.httpServletRequest.getLocalName(); } @Override public int getLocalPort() { return this.httpServletRequest.getLocalPort(); } @Override public String getMethod() { return this.httpServletRequest.getMethod(); } @Override public String getParameter(String name) { return this.httpServletRequest.getParameter(name); } @Override public Map<String, String[]> getParameterMap() { return this.httpServletRequest.getParameterMap(); } @Override public Enumeration<String> getParameterNames() { return this.httpServletRequest.getParameterNames(); } @Override public String[] getParameterValues(String name) { return this.httpServletRequest.getParameterValues(name); } @Override public String getPathInfo() { return this.httpServletRequest.getPathInfo(); } @Override public String getPathTranslated() { return this.httpServletRequest.getPathTranslated(); } @Override public String getProtocol() { return this.httpServletRequest.getProtocol(); } @Override public String getQueryString() { return this.httpServletRequest.getQueryString(); } @Override public BufferedReader getReader() throws IOException { return this.httpServletRequest.getReader(); } /** * @deprecated * @see javax.servlet.ServletRequest#getRealPath(java.lang.String) */ @Override public String getRealPath(String path) { return this.getServletContext().getRealPath(path); } @Override public String getRemoteAddr() { return this.httpServletRequest.getRemoteAddr(); } @Override public String getRemoteHost() { return this.httpServletRequest.getRemoteHost(); } @Override public int getRemotePort() { return this.httpServletRequest.getRemotePort(); } @Override public String getRemoteUser() { return this.httpServletRequest.getRemoteUser(); } @Override public RequestDispatcher getRequestDispatcher(String path) { return this.httpServletRequest.getRequestDispatcher(path); } @Override public String getRequestedSessionId() { return this.httpServletRequest.getRequestedSessionId(); } @Override public String getRequestURI() { return this.httpServletRequest.getRequestURI(); } @Override public StringBuffer getRequestURL() { return this.httpServletRequest.getRequestURL(); } @Override public String getScheme() { return this.httpServletRequest.getScheme(); } @Override public String getServerName() { return this.httpServletRequest.getServerName(); } @Override public int getServerPort() { return this.httpServletRequest.getServerPort(); } @Override public String getServletPath() { return this.httpServletRequest.getServletPath(); } @Override public HttpSession getSession() { return this.httpServletRequest.getSession(); } @Override public HttpSession getSession(boolean create) { return this.httpServletRequest.getSession(create); } @Override public Principal getUserPrincipal() { return this.httpServletRequest.getUserPrincipal(); } @Override public boolean isRequestedSessionIdFromCookie() { return this.httpServletRequest.isRequestedSessionIdFromCookie(); } /** * @see HttpServletRequest#isRequestedSessionIdFromUrl() */ @Override public boolean isRequestedSessionIdFromUrl() { return this.isRequestedSessionIdFromURL(); } @Override public boolean isRequestedSessionIdFromURL() { return this.httpServletRequest.isRequestedSessionIdFromURL(); } @Override public boolean isRequestedSessionIdValid() { return this.httpServletRequest.isRequestedSessionIdValid(); } @Override public boolean isSecure() { return this.httpServletRequest.isSecure(); } @Override public boolean isUserInRole(String role) { return this.httpServletRequest.isUserInRole(role); } @Override public void removeAttribute(String name) { this.httpServletRequest.removeAttribute(name); } @Override public void setAttribute(String name, Object o) { this.httpServletRequest.setAttribute(name, o); } @Override public void setCharacterEncoding(String env) throws UnsupportedEncodingException { this.httpServletRequest.setCharacterEncoding(env); } @Override public AsyncContext getAsyncContext() { return this.httpServletRequest.getAsyncContext(); } @Override public DispatcherType getDispatcherType() { return this.httpServletRequest.getDispatcherType(); } @Override public ServletContext getServletContext() { return this.httpServletRequest.getServletContext(); } @Override public boolean isAsyncStarted() { return this.httpServletRequest.isAsyncStarted(); } @Override public boolean isAsyncSupported() { return this.httpServletRequest.isAsyncSupported(); } @Override public AsyncContext startAsync() throws IllegalStateException { return this.httpServletRequest.startAsync(); } @Override public AsyncContext startAsync(ServletRequest request, ServletResponse response) throws IllegalStateException { return this.httpServletRequest.startAsync(request, response); } @Override public boolean authenticate(HttpServletResponse response) throws IOException, ServletException { return this.httpServletRequest.authenticate(response); } @Override public Part getPart(String name) throws IOException, ServletException { return this.httpServletRequest.getPart(name); } @Override public Collection<Part> getParts() throws IOException, ServletException { return this.httpServletRequest.getParts(); } @Override public void login(String uid, String password) throws ServletException { this.httpServletRequest.login(uid, password); } @Override public void logout() throws ServletException { this.httpServletRequest.logout(); } }