blob: 45224a42f5ff4f6e6a638e57eec7de9e958daac4 [file] [log] [blame]
/*
* Copyright (c) 2010, 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
*/
import java.io.IOException;
import java.io.PrintWriter;
import jakarta.inject.Inject;
import jakarta.servlet.ServletException;
import jakarta.servlet.annotation.WebInitParam;
import jakarta.servlet.annotation.WebServlet;
import jakarta.servlet.http.HttpServlet;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;
import test.artifacts.Asynchronous;
import test.artifacts.AsynchronousPaymentProcessor;
import test.artifacts.MockPaymentProcessor;
import test.artifacts.PaymentProcessor;
import test.artifacts.Synchronous;
import test.artifacts.SynchronousPaymentProcessor;
import test.beans.BeanToTestAlternatives;
@WebServlet(name = "mytest", urlPatterns = { "/myurl" }, initParams = {
@WebInitParam(name = "n1", value = "v1"),
@WebInitParam(name = "n2", value = "v2") })
public class AlternativesServlet extends HttpServlet {
@Inject
BeanToTestAlternatives tb;
@Inject
@Synchronous
PaymentProcessor synchronousPaymentProcessor;
@Inject
@Asynchronous
PaymentProcessor asynchronousPaymentProcessor;
public void service(HttpServletRequest req, HttpServletResponse res)
throws IOException, ServletException {
PrintWriter writer = res.getWriter();
writer.write("Hello from Servlet 3.0. ");
String msg = "n1=" + getInitParameter("n1") + ", n2="
+ getInitParameter("n2");
if (!tb.testInjection())
msg += "Alternatives injection and test for availability of other beans via @Any Failed";
//In the case of ambiguous dependencies such as synchronous and asynchronous payment processors
//the enabled alternative wins
boolean qualifierTestSuccess = synchronousPaymentProcessor instanceof MockPaymentProcessor
&& asynchronousPaymentProcessor instanceof MockPaymentProcessor;
if (!qualifierTestSuccess)
msg += "Qualifier based injection into Servlet Failed";
writer.write("initParams: " + msg + "\n");
}
}