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/*
* The contents of this file are subject to the terms
* of the Common Development and Distribution License
* (the "License"). You may not use this file except
* in compliance with the License.
*
* You can obtain a copy of the license at
* glassfish/bootstrap/legal/CDDLv1.0.txt or
* https://glassfish.dev.java.net/public/CDDLv1.0.html.
* See the License for the specific language governing
* permissions and limitations under the License.
*
* When distributing Covered Code, include this CDDL
* HEADER in each file and include the License file at
* glassfish/bootstrap/legal/CDDLv1.0.txt. If applicable,
* add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your
* own identifying information: Portions Copyright [yyyy]
* [name of copyright owner]
*
* Copyright 2005 Sun Microsystems, Inc. All rights reserved.
*
* Portions Copyright Apache Software Foundation.
*/
package javax.servlet;
import java.io.BufferedReader;
import java.io.IOException;
import java.util.Enumeration;
import java.util.Locale;
import java.util.Map;
/**
*
* Provides a convenient implementation of the ServletRequest 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.
* @since v 2.3
*
*
*
* @see javax.servlet.ServletRequest
*
*/
public class ServletRequestWrapper implements ServletRequest {
private ServletRequest request;
/**
* Creates a ServletRequest adaptor wrapping the given request object.
* @throws java.lang.IllegalArgumentException if the request is null
*/
public ServletRequestWrapper(ServletRequest request) {
if (request == null) {
throw new IllegalArgumentException("Request cannot be null");
}
this.request = request;
}
/**
* Return the wrapped request object.
*/
public ServletRequest getRequest() {
return this.request;
}
/**
* Sets the request object being wrapped.
* @throws java.lang.IllegalArgumentException if the request is null.
*/
public void setRequest(ServletRequest request) {
if (request == null) {
throw new IllegalArgumentException("Request cannot be null");
}
this.request = request;
}
/**
*
* The default behavior of this method is to call getAttribute(String name)
* on the wrapped request object.
*/
public Object getAttribute(String name) {
return this.request.getAttribute(name);
}
/**
* The default behavior of this method is to return getAttributeNames()
* on the wrapped request object.
*/
public Enumeration getAttributeNames() {
return this.request.getAttributeNames();
}
/**
* The default behavior of this method is to return getCharacterEncoding()
* on the wrapped request object.
*/
public String getCharacterEncoding() {
return this.request.getCharacterEncoding();
}
/**
* The default behavior of this method is to set the character encoding
* on the wrapped request object.
*/
public void setCharacterEncoding(String enc) throws java.io.UnsupportedEncodingException {
this.request.setCharacterEncoding(enc);
}
/**
* The default behavior of this method is to return getContentLength()
* on the wrapped request object.
*/
public int getContentLength() {
return this.request.getContentLength();
}
/**
* The default behavior of this method is to return getContentType()
* on the wrapped request object.
*/
public String getContentType() {
return this.request.getContentType();
}
/**
* The default behavior of this method is to return getInputStream()
* on the wrapped request object.
*/
public ServletInputStream getInputStream() throws IOException {
return this.request.getInputStream();
}
/**
* The default behavior of this method is to return getParameter(String name)
* on the wrapped request object.
*/
public String getParameter(String name) {
return this.request.getParameter(name);
}
/**
* The default behavior of this method is to return getParameterMap()
* on the wrapped request object.
*/
public Map getParameterMap() {
return this.request.getParameterMap();
}
/**
* The default behavior of this method is to return getParameterNames()
* on the wrapped request object.
*/
public Enumeration getParameterNames() {
return this.request.getParameterNames();
}
/**
* The default behavior of this method is to return getParameterValues(String name)
* on the wrapped request object.
*/
public String[] getParameterValues(String name) {
return this.request.getParameterValues(name);
}
/**
* The default behavior of this method is to return getProtocol()
* on the wrapped request object.
*/
public String getProtocol() {
return this.request.getProtocol();
}
/**
* The default behavior of this method is to return getScheme()
* on the wrapped request object.
*/
public String getScheme() {
return this.request.getScheme();
}
/**
* The default behavior of this method is to return getServerName()
* on the wrapped request object.
*/
public String getServerName() {
return this.request.getServerName();
}
/**
* The default behavior of this method is to return getServerPort()
* on the wrapped request object.
*/
public int getServerPort() {
return this.request.getServerPort();
}
/**
* The default behavior of this method is to return getReader()
* on the wrapped request object.
*/
public BufferedReader getReader() throws IOException {
return this.request.getReader();
}
/**
* The default behavior of this method is to return getRemoteAddr()
* on the wrapped request object.
*/
public String getRemoteAddr() {
return this.request.getRemoteAddr();
}
/**
* The default behavior of this method is to return getRemoteHost()
* on the wrapped request object.
*/
public String getRemoteHost() {
return this.request.getRemoteHost();
}
/**
* The default behavior of this method is to return setAttribute(String name, Object o)
* on the wrapped request object.
*/
public void setAttribute(String name, Object o) {
this.request.setAttribute(name, o);
}
/**
* The default behavior of this method is to call removeAttribute(String name)
* on the wrapped request object.
*/
public void removeAttribute(String name) {
this.request.removeAttribute(name);
}
/**
* The default behavior of this method is to return getLocale()
* on the wrapped request object.
*/
public Locale getLocale() {
return this.request.getLocale();
}
/**
* The default behavior of this method is to return getLocales()
* on the wrapped request object.
*/
public Enumeration getLocales() {
return this.request.getLocales();
}
/**
* The default behavior of this method is to return isSecure()
* on the wrapped request object.
*/
public boolean isSecure() {
return this.request.isSecure();
}
/**
* The default behavior of this method is to return getRequestDispatcher(String path)
* on the wrapped request object.
*/
public RequestDispatcher getRequestDispatcher(String path) {
return this.request.getRequestDispatcher(path);
}
/**
* The default behavior of this method is to return getRealPath(String path)
* on the wrapped request object.
*/
public String getRealPath(String path) {
return this.request.getRealPath(path);
}
/**
* The default behavior of this method is to return
* getRemotePort() on the wrapped request object.
*
* @since 2.4
*/
public int getRemotePort(){
return this.request.getRemotePort();
}
/**
* The default behavior of this method is to return
* getLocalName() on the wrapped request object.
*
* @since 2.4
*/
public String getLocalName(){
return this.request.getLocalName();
}
/**
* The default behavior of this method is to return
* getLocalAddr() on the wrapped request object.
*
* @since 2.4
*/
public String getLocalAddr(){
return this.request.getLocalAddr();
}
/**
* The default behavior of this method is to return
* getLocalPort() on the wrapped request object.
*
* @since 2.4
*/
public int getLocalPort(){
return this.request.getLocalPort();
}
}
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