MyServlet.java

/*
 * Copyright (c) 2015, 2019 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 org.glassfish.jersey.tests.memleaks.nojersey;

import org.glassfish.hk2.api.DynamicConfiguration;
import org.glassfish.hk2.api.DynamicConfigurationService;
import org.glassfish.hk2.api.ServiceLocator;
import org.glassfish.hk2.api.ServiceLocatorFactory;
import org.glassfish.hk2.utilities.binding.AbstractBinder;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

/**
 * @author Adam Lindenthal
 */
public class MyServlet extends HttpServlet {
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        ServiceLocatorFactory factory = ServiceLocatorFactory.getInstance();
        ServiceLocator locator = factory.create("myLocator");

        DynamicConfigurationService dcs = locator.getService(DynamicConfigurationService.class);
        DynamicConfiguration dc = dcs.createDynamicConfiguration();

        AbstractBinder binder = new AbstractBinder() {
            @Override
            protected void configure() {
                bind(HelloServiceImpl.class).to(GreetingService.class);
            }
        };

        binder.bind(dc);

        dc.commit();

        GreetingWrapper wrapper = new GreetingWrapper(locator);
        response.getWriter().write("Greeting: " + wrapper.getInjectedGreeting());
        locator.shutdown();
    }
}