appserver/tests/appserv-tests/devtests/web/servlet-3.0/servletContextAddServletAndFilterByInstance/servlet/test/NewFilter.java

/*
 * Copyright (c) 1997, 2018 Oracle and/or its affiliates. All rights reserved.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v. 2.0, which is available at
 * http://www.eclipse.org/legal/epl-2.0.
 *
 * This Source Code may also be made available under the following Secondary
 * Licenses when the conditions for such availability set forth in the
 * Eclipse Public License v. 2.0 are satisfied: GNU General Public License,
 * version 2 with the GNU Classpath Exception, which is available at
 * https://www.gnu.org/software/classpath/license.html.
 *
 * SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
 */

package test;

import java.io.*;
import jakarta.servlet.*;

public class NewFilter implements Filter {

    private String initParamValue;
    private String myParamValue;

    public void setMyParameter(String value) {
        myParamValue = value;
    }

    public void init(FilterConfig config) throws ServletException {
        initParamValue = config.getInitParameter("filterInitParamName");
    }

    public void doFilter(ServletRequest request, ServletResponse response,
                         FilterChain chain)
            throws IOException, ServletException {
        request.setAttribute("filterInitParamName", initParamValue);
        request.setAttribute("myFilterParamName", myParamValue);
        chain.doFilter(request, response);
    }

    public void destroy() {
        // do nothing
    }
}