javax.servlet.http.HttpServletResponseWrapper Maven / Gradle / Ivy
/*
* 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 javax.servlet.ServletResponseWrapper;
/**
* Provides a convenient implementation of the HttpServletResponse interface
* that can be subclassed by developers wishing to adapt the response from a
* Servlet. This class implements the Wrapper or Decorator pattern. Methods
* default to calling through to the wrapped response object.
*
* @since v 2.3
* @see javax.servlet.http.HttpServletResponse
*/
public class HttpServletResponseWrapper extends ServletResponseWrapper
implements HttpServletResponse {
/**
* Constructs a response adaptor wrapping the given response.
*
* @param response The response to be wrapped
*
* @throws java.lang.IllegalArgumentException
* if the response is null
*/
public HttpServletResponseWrapper(HttpServletResponse response) {
super(response);
}
private HttpServletResponse _getHttpServletResponse() {
return (HttpServletResponse) super.getResponse();
}
/**
* The default behavior of this method is to call addCookie(Cookie cookie)
* on the wrapped response object.
*/
@Override
public void addCookie(Cookie cookie) {
this._getHttpServletResponse().addCookie(cookie);
}
/**
* The default behavior of this method is to call containsHeader(String
* name) on the wrapped response object.
*/
@Override
public boolean containsHeader(String name) {
return this._getHttpServletResponse().containsHeader(name);
}
/**
* The default behavior of this method is to call encodeURL(String url) on
* the wrapped response object.
*/
@Override
public String encodeURL(String url) {
return this._getHttpServletResponse().encodeURL(url);
}
/**
* The default behavior of this method is to return encodeRedirectURL(String
* url) on the wrapped response object.
*/
@Override
public String encodeRedirectURL(String url) {
return this._getHttpServletResponse().encodeRedirectURL(url);
}
/**
* The default behavior of this method is to call encodeUrl(String url) on
* the wrapped response object.
*
* @deprecated As of Version 3.0 of the Java Servlet API
*/
@Override
@SuppressWarnings("dep-ann")
// Spec API does not use @Deprecated
public String encodeUrl(String url) {
return this._getHttpServletResponse().encodeUrl(url);
}
/**
* The default behavior of this method is to return encodeRedirectUrl(String
* url) on the wrapped response object.
*
* @deprecated As of Version 3.0 of the Java Servlet API
*/
@Override
@SuppressWarnings("dep-ann")
// Spec API does not use @Deprecated
public String encodeRedirectUrl(String url) {
return this._getHttpServletResponse().encodeRedirectUrl(url);
}
/**
* The default behavior of this method is to call sendError(int sc, String
* msg) on the wrapped response object.
*/
@Override
public void sendError(int sc, String msg) throws IOException {
this._getHttpServletResponse().sendError(sc, msg);
}
/**
* The default behavior of this method is to call sendError(int sc) on the
* wrapped response object.
*/
@Override
public void sendError(int sc) throws IOException {
this._getHttpServletResponse().sendError(sc);
}
/**
* The default behavior of this method is to return sendRedirect(String
* location) on the wrapped response object.
*/
@Override
public void sendRedirect(String location) throws IOException {
this._getHttpServletResponse().sendRedirect(location);
}
/**
* The default behavior of this method is to call setDateHeader(String name,
* long date) on the wrapped response object.
*/
@Override
public void setDateHeader(String name, long date) {
this._getHttpServletResponse().setDateHeader(name, date);
}
/**
* The default behavior of this method is to call addDateHeader(String name,
* long date) on the wrapped response object.
*/
@Override
public void addDateHeader(String name, long date) {
this._getHttpServletResponse().addDateHeader(name, date);
}
/**
* The default behavior of this method is to return setHeader(String name,
* String value) on the wrapped response object.
*/
@Override
public void setHeader(String name, String value) {
this._getHttpServletResponse().setHeader(name, value);
}
/**
* The default behavior of this method is to return addHeader(String name,
* String value) on the wrapped response object.
*/
@Override
public void addHeader(String name, String value) {
this._getHttpServletResponse().addHeader(name, value);
}
/**
* The default behavior of this method is to call setIntHeader(String name,
* int value) on the wrapped response object.
*/
@Override
public void setIntHeader(String name, int value) {
this._getHttpServletResponse().setIntHeader(name, value);
}
/**
* The default behavior of this method is to call addIntHeader(String name,
* int value) on the wrapped response object.
*/
@Override
public void addIntHeader(String name, int value) {
this._getHttpServletResponse().addIntHeader(name, value);
}
/**
* The default behavior of this method is to call setStatus(int sc) on the
* wrapped response object.
*/
@Override
public void setStatus(int sc) {
this._getHttpServletResponse().setStatus(sc);
}
/**
* The default behavior of this method is to call setStatus(int sc, String
* sm) on the wrapped response object.
*
* @deprecated As of Version 3.0 of the Java Servlet API
*/
@Override
@SuppressWarnings("dep-ann")
// Spec API does not use @Deprecated
public void setStatus(int sc, String sm) {
this._getHttpServletResponse().setStatus(sc, sm);
}
/**
* {@inheritDoc}
*
* The default implementation is to call
* {@link HttpServletResponse#getStatus()}
* on the wrapped {@link HttpServletResponse}.
*
* @since Servlet 3.0
*/
@Override
public int getStatus() {
return this._getHttpServletResponse().getStatus();
}
/**
* {@inheritDoc}
*
* The default implementation is to call
* {@link HttpServletResponse#getHeader(String)}
* on the wrapped {@link HttpServletResponse}.
*
* @since Servlet 3.0
*/
@Override
public String getHeader(String name) {
return this._getHttpServletResponse().getHeader(name);
}
/**
* {@inheritDoc}
*
* The default implementation is to call
* {@link HttpServletResponse#getHeaders(String)}
* on the wrapped {@link HttpServletResponse}.
*
* @since Servlet 3.0
*/
@Override
public Collection getHeaders(String name) {
return this._getHttpServletResponse().getHeaders(name);
}
/**
* {@inheritDoc}
*
* The default implementation is to call
* {@link HttpServletResponse#getHeaderNames()}
* on the wrapped {@link HttpServletResponse}.
*
* @since Servlet 3.0
*/
@Override
public Collection getHeaderNames() {
return this._getHttpServletResponse().getHeaderNames();
}
}
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