org.apache.catalina.core.ApplicationResponse Maven / Gradle / Ivy
Show all versions of payara-micro Show documentation
/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 1997-2012 Oracle and/or its affiliates. All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can
* obtain a copy of the License at
* https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
* or packager/legal/LICENSE.txt. See the License for the specific
* language governing permissions and limitations under the License.
*
* When distributing the software, include this License Header Notice in each
* file and include the License file at packager/legal/LICENSE.txt.
*
* GPL Classpath Exception:
* Oracle designates this particular file as subject to the "Classpath"
* exception as provided by Oracle in the GPL Version 2 section of the License
* file that accompanied this code.
*
* Modifications:
* If applicable, add the following below the License Header, with the fields
* enclosed by brackets [] replaced by your own identifying information:
* "Portions Copyright [year] [name of copyright owner]"
*
* Contributor(s):
* If you wish your version of this file to be governed by only the CDDL or
* only the GPL Version 2, indicate your decision by adding "[Contributor]
* elects to include this software in this distribution under the [CDDL or GPL
* Version 2] license." If you don't indicate a single choice of license, a
* recipient has the option to distribute your version of this file under
* either the CDDL, the GPL Version 2 or to extend the choice of license to
* its licensees as provided above. However, if you add GPL Version 2 code
* and therefore, elected the GPL Version 2 license, then the option applies
* only if the new code is made subject to such option by the copyright
* holder.
*
*
* This file incorporates work covered by the following copyright and
* permission notice:
*
* 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 org.apache.catalina.core;
import javax.servlet.ServletResponse;
import javax.servlet.ServletResponseWrapper;
import java.util.Locale;
/**
* Wrapper around a javax.servlet.ServletResponse
* that transforms an application response object (which might be the original
* one passed to a servlet, or might be based on the 2.3
* javax.servlet.ServletResponseWrapper class)
* back into an internal org.apache.catalina.Response.
*
* WARNING: Due to Java's lack of support for multiple
* inheritance, all of the logic in ApplicationResponse is
* duplicated in ApplicationHttpResponse. Make sure that you
* keep these two classes in synchronization when making changes!
*
* @author Craig R. McClanahan
* @version $Revision: 1.3 $ $Date: 2005/12/08 01:27:33 $
*/
/** START OF PWC 4858179
class ApplicationResponse extends ServletResponseWrapper {
**/
// START OF PWC 4858179
public class ApplicationResponse extends ServletResponseWrapper {
// END OF PWC 4858179
// ----------------------------------------------------------- Constructors
/**
* Construct a new wrapped response around the specified servlet response.
*
* @param response The servlet response being wrapped
*/
public ApplicationResponse(ServletResponse response) {
this(response, false);
}
/**
* Construct a new wrapped response around the specified servlet response.
*
* @param response The servlet response being wrapped
* @param included true if this response is being processed
* by a RequestDispatcher.include() call
*/
public ApplicationResponse(ServletResponse response, boolean included) {
super(response);
setIncluded(included);
}
// ----------------------------------------------------- Instance Variables
/**
* Is this wrapped response the subject of an include()
* call?
*/
protected boolean included = false;
// ------------------------------------------------ ServletResponse Methods
/**
* Disallow reset() calls on a included response.
*
* @exception IllegalStateException if the response has already
* been committed
*/
public void reset() {
// If already committed, the wrapped response will throw ISE
if (!included || getResponse().isCommitted())
getResponse().reset();
}
/**
* Disallow setContentLength() calls on an included response.
*
* @param len The new content length
*/
public void setContentLength(int len) {
if (!included)
getResponse().setContentLength(len);
}
/**
* Disallow setContentType() calls on an included response.
*
* @param type The new content type
*/
public void setContentType(String type) {
if (!included)
getResponse().setContentType(type);
}
/**
* Ignore setLocale() calls on an included response.
*
* @param loc The new locale
*/
public void setLocale(Locale loc) {
if (!included)
getResponse().setLocale(loc);
}
/**
* Ignore setBufferSize() calls on an included response.
*
* @param size The buffer size
*/
public void setBufferSize(int size) {
if (!included)
getResponse().setBufferSize(size);
}
// ----------------------------------------- ServletResponseWrapper Methods
/**
* Set the response that we are wrapping.
*
* @param response The new wrapped response
*/
public void setResponse(ServletResponse response) {
super.setResponse(response);
}
// -------------------------------------------------------- Package Methods
// START OF PWC 4858179
/**
* Return the included flag for this response.
*/
public boolean isIncluded() {
return (this.included);
}
/**
public boolean isIncluded() {
return (this.included);
}
*/
// END OF PWC 4858179
/**
* Set the included flag for this response.
*
* @param included The new included flag
*/
void setIncluded(boolean included) {
this.included = included;
}
}