| /* |
| * Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| /* @test |
| * @bug 8163083 |
| * @summary verifies that multiple listeners could be started using wildcard port number |
| */ |
| |
| |
| import com.sun.jdi.*; |
| import com.sun.jdi.connect.*; |
| |
| import java.io.IOException; |
| import java.io.PrintStream; |
| |
| import java.util.Map; |
| |
| public class WildcardPortSupport { |
| |
| private static final String PORT_ARG = "port"; |
| |
| public static void main(String argv[]) throws Exception { |
| WildcardPortSupport test = new WildcardPortSupport(); |
| test.runAllTests(); |
| } |
| |
| public void runAllTests() throws Exception { |
| ListeningConnector connector = |
| Bootstrap.virtualMachineManager().listeningConnectors().stream(). |
| filter(c -> c.name().equals("com.sun.jdi.SocketListen")).findFirst().get(); |
| |
| if (connector == null) { |
| throw new RuntimeException("FAILURE: no com.sun.jdi.SocketListen connectors found!"); |
| } |
| |
| testWithDefaultArgs1(connector); |
| testWithDefaultArgs2(connector); |
| testWithWildcardPort1(connector); |
| testWithWildcardPort2(connector); |
| testWithDefaultArgsNegative(connector); |
| } |
| |
| |
| // Start listeners with unspecified port number and use their bound port numbers to stop them |
| private void testWithDefaultArgs1(ListeningConnector connector) throws IOException, |
| IllegalConnectorArgumentsException { |
| int port1 = startListening(connector, connector.defaultArguments()); |
| int port2 = startListening(connector, connector.defaultArguments()); |
| connector.stopListening(getArgumentsMap(connector, port1)); |
| connector.stopListening(getArgumentsMap(connector, port2)); |
| } |
| |
| // Start listeners with unspecified port number and use the original argument map instances to stop them |
| private void testWithDefaultArgs2(ListeningConnector connector) throws IOException, |
| IllegalConnectorArgumentsException { |
| Map<String, Connector.Argument> args1 = connector.defaultArguments(); |
| startListening(connector, args1); |
| Map<String, Connector.Argument> args2 = connector.defaultArguments(); |
| startListening(connector, args2); |
| connector.stopListening(args1); |
| connector.stopListening(args2); |
| } |
| |
| // Start listeners with wildcard port number ("0") and use their bound port numbers to stop them |
| private void testWithWildcardPort1(ListeningConnector connector) throws IOException, |
| IllegalConnectorArgumentsException { |
| int port1 = startListening(connector, getArgumentsMap(connector, 0)); |
| int port2 = startListening(connector, getArgumentsMap(connector, 0)); |
| connector.stopListening(getArgumentsMap(connector, port1)); |
| connector.stopListening(getArgumentsMap(connector, port2)); |
| } |
| |
| // Start listeners with wildcard port number ("0") and use the original argument map instances to stop them |
| private void testWithWildcardPort2(ListeningConnector connector) throws IOException, |
| IllegalConnectorArgumentsException { |
| Map<String, Connector.Argument> args1 = getArgumentsMap(connector, 0); |
| startListening(connector, args1); |
| Map<String, Connector.Argument> args2 = getArgumentsMap(connector, 0); |
| startListening(connector, args2); |
| connector.stopListening(args1); |
| connector.stopListening(args2); |
| } |
| |
| // Tries to start two listeners using the same instance of default argument map |
| private void testWithDefaultArgsNegative(ListeningConnector connector) throws IOException, |
| IllegalConnectorArgumentsException { |
| Map<String, Connector.Argument> args = connector.defaultArguments(); |
| connector.startListening(args); |
| String port = args.get(PORT_ARG).value(); |
| if (port.isEmpty() || "0".equals(port)) { |
| throw new RuntimeException("Test testWithDefaultArgsNegative failed." + |
| " The argument map was not updated with the bound port number."); |
| } |
| try { |
| // This call should fail since the previous the argument map is |
| // already updated with the port number of the started listener |
| connector.startListening(args); |
| } catch (IllegalConnectorArgumentsException ex) { |
| System.out.println("Expected exception caught" + ex.getMessage()); |
| return; |
| } finally { |
| connector.stopListening(args); |
| } |
| throw new RuntimeException("Test testWithDefaultArgsNegative failed. No expected " + |
| "com.sun.jdi.IllegalConnectorArgumentsException exception was thrown."); |
| } |
| |
| private int startListening(ListeningConnector connector, Map<String, Connector.Argument> args) |
| throws IOException, IllegalConnectorArgumentsException { |
| String address = connector.startListening(args); |
| return Integer.valueOf(address.split(":")[1]); |
| } |
| |
| |
| private Map<String, Connector.Argument> getArgumentsMap(ListeningConnector connector, int port) { |
| Map<String, Connector.Argument> args = connector.defaultArguments(); |
| Connector.Argument arg = args.get(PORT_ARG); |
| arg.setValue(String.valueOf(port)); |
| return args; |
| } |
| } |