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