Java Code Examples for com.sun.jdi.connect.AttachingConnector#defaultArguments()

private static void tryDebug(long pid) throws IOException,
        IllegalConnectorArgumentsException {
    AttachingConnector ac = Bootstrap.virtualMachineManager().attachingConnectors()
            .stream()
            .filter(c -> c.name().equals("com.sun.jdi.ProcessAttach"))
            .findFirst()
            .orElseThrow(() -> new RuntimeException("Unable to locate ProcessAttachingConnector"));

    Map<String, Connector.Argument> args = ac.defaultArguments();
    Connector.StringArgument arg = (Connector.StringArgument) args
            .get("pid");
    arg.setValue("" + pid);

    System.out.println("Debugger is attaching to: " + pid + " ...");
    VirtualMachine vm = ac.attach(args);

    // list all threads
    System.out.println("Attached! Now listing threads ...");
    vm.allThreads().stream().forEach(System.out::println);

    System.out.println("Debugger done.");
    vm.dispose();
}
 

/**
 * Connects to the JVM.
 *
 * @param port	the port number used for the connection to the JVM.
 */
public HotSwapper(String port)
    throws IOException, IllegalConnectorArgumentsException
{
    jvm = null;
    request = null;
    newClassFiles = null;
    trigger = new Trigger();
    AttachingConnector connector
        = (AttachingConnector)findConnector("com.sun.jdi.SocketAttach");

    Map<String,Connector.Argument> arguments = connector.defaultArguments();
    arguments.get("hostname").setValue(HOST_NAME);
    arguments.get("port").setValue(port);
    jvm = connector.attach(arguments);
    EventRequestManager manager = jvm.eventRequestManager();
    request = methodEntryRequests(manager, TRIGGER_NAME);
}
 

public static void main(String main_args[]) throws Exception {
    String pid = main_args[0];

    // find ProcessAttachingConnector

    List<AttachingConnector> l =
        Bootstrap.virtualMachineManager().attachingConnectors();
    AttachingConnector ac = null;
    for (AttachingConnector c: l) {
        if (c.name().equals("com.sun.jdi.ProcessAttach")) {
            ac = c;
            break;
        }
    }
    if (ac == null) {
        throw new RuntimeException("Unable to locate ProcessAttachingConnector");
    }

    Map<String,Connector.Argument> args = ac.defaultArguments();
    Connector.StringArgument arg = (Connector.StringArgument)args.get("pid");
    arg.setValue(pid);

    System.out.println("Debugger is attaching to: " + pid + " ...");

    VirtualMachine vm = ac.attach(args);

    System.out.println("Attached! Now listing threads ...");

    // list all threads

    for (ThreadReference thr: vm.allThreads()) {
        System.out.println(thr);
    }

    System.out.println("Debugger done.");
}
 

public static void main(String main_args[]) throws Exception {
    String pid = main_args[0];

    // find ProcessAttachingConnector

    List<AttachingConnector> l =
        Bootstrap.virtualMachineManager().attachingConnectors();
    AttachingConnector ac = null;
    for (AttachingConnector c: l) {
        if (c.name().equals("com.sun.jdi.ProcessAttach")) {
            ac = c;
            break;
        }
    }
    if (ac == null) {
        throw new RuntimeException("Unable to locate ProcessAttachingConnector");
    }

    Map<String,Connector.Argument> args = ac.defaultArguments();
    Connector.StringArgument arg = (Connector.StringArgument)args.get("pid");
    arg.setValue(pid);

    System.out.println("Debugger is attaching to: " + pid + " ...");

    VirtualMachine vm = ac.attach(args);

    System.out.println("Attached! Now listing threads ...");

    // list all threads

    for (ThreadReference thr: vm.allThreads()) {
        System.out.println(thr);
    }

    System.out.println("Debugger done.");
}
 

public static void main(String main_args[]) throws Exception {
    String pid = main_args[0];

    // find ProcessAttachingConnector

    List<AttachingConnector> l =
        Bootstrap.virtualMachineManager().attachingConnectors();
    AttachingConnector ac = null;
    for (AttachingConnector c: l) {
        if (c.name().equals("com.sun.jdi.ProcessAttach")) {
            ac = c;
            break;
        }
    }
    if (ac == null) {
        throw new RuntimeException("Unable to locate ProcessAttachingConnector");
    }

    Map<String,Connector.Argument> args = ac.defaultArguments();
    Connector.StringArgument arg = (Connector.StringArgument)args.get("pid");
    arg.setValue(pid);

    System.out.println("Debugger is attaching to: " + pid + " ...");

    VirtualMachine vm = ac.attach(args);

    System.out.println("Attached! Now listing threads ...");

    // list all threads

    for (ThreadReference thr: vm.allThreads()) {
        System.out.println(thr);
    }

    System.out.println("Debugger done.");
}
 

private VirtualMachine connect(AttachingConnector connector, String port)
        throws IllegalConnectorArgumentsException,
        IOException {
    Map<String, Connector.Argument> args = connector.defaultArguments();
    Connector.Argument pidArgument = args.get("port");
    args.get("hostname").setValue("localhost");
    if (pidArgument == null) {
        throw new IllegalStateException();
    }
    pidArgument.setValue(port);

    return connector.attach(args);
}
 

public static void main(String main_args[]) throws Exception {
    String pid = main_args[0];

    // find ProcessAttachingConnector

    List<AttachingConnector> l =
        Bootstrap.virtualMachineManager().attachingConnectors();
    AttachingConnector ac = null;
    for (AttachingConnector c: l) {
        if (c.name().equals("com.sun.jdi.ProcessAttach")) {
            ac = c;
            break;
        }
    }
    if (ac == null) {
        throw new RuntimeException("Unable to locate ProcessAttachingConnector");
    }

    Map<String,Connector.Argument> args = ac.defaultArguments();
    Connector.StringArgument arg = (Connector.StringArgument)args.get("pid");
    arg.setValue(pid);

    System.out.println("Debugger is attaching to: " + pid + " ...");

    VirtualMachine vm = ac.attach(args);

    System.out.println("Attached! Now listing threads ...");

    // list all threads

    for (ThreadReference thr: vm.allThreads()) {
        System.out.println(thr);
    }

    System.out.println("Debugger done.");
}
 

public static void main(String main_args[]) throws Exception {
    String pid = main_args[0];

    // find ProcessAttachingConnector

    List<AttachingConnector> l =
        Bootstrap.virtualMachineManager().attachingConnectors();
    AttachingConnector ac = null;
    for (AttachingConnector c: l) {
        if (c.name().equals("com.sun.jdi.ProcessAttach")) {
            ac = c;
            break;
        }
    }
    if (ac == null) {
        throw new RuntimeException("Unable to locate ProcessAttachingConnector");
    }

    Map<String,Connector.Argument> args = ac.defaultArguments();
    Connector.StringArgument arg = (Connector.StringArgument)args.get("pid");
    arg.setValue(pid);

    System.out.println("Debugger is attaching to: " + pid + " ...");

    VirtualMachine vm = ac.attach(args);

    System.out.println("Attached! Now listing threads ...");

    // list all threads

    for (ThreadReference thr: vm.allThreads()) {
        System.out.println(thr);
    }

    System.out.println("Debugger done.");
}
 

private static Map<String,? extends Argument> getArgs (
    AttachingConnector attachingConnector,
    String name
) {
    Map<String,? extends Argument> args = attachingConnector.defaultArguments ();
    args.get ("name").setValue (name);
    return args;
}
 

public static void main(String main_args[]) throws Exception {
    String pid = main_args[0];

    // find ProcessAttachingConnector

    List<AttachingConnector> l =
        Bootstrap.virtualMachineManager().attachingConnectors();
    AttachingConnector ac = null;
    for (AttachingConnector c: l) {
        if (c.name().equals("com.sun.jdi.ProcessAttach")) {
            ac = c;
            break;
        }
    }
    if (ac == null) {
        throw new RuntimeException("Unable to locate ProcessAttachingConnector");
    }

    Map<String,Connector.Argument> args = ac.defaultArguments();
    Connector.StringArgument arg = (Connector.StringArgument)args.get("pid");
    arg.setValue(pid);

    System.out.println("Debugger is attaching to: " + pid + " ...");

    VirtualMachine vm = ac.attach(args);

    System.out.println("Attached! Now listing threads ...");

    // list all threads

    for (ThreadReference thr: vm.allThreads()) {
        System.out.println(thr);
    }

    System.out.println("Debugger done.");
}
 

public static void main(String main_args[]) throws Exception {
    String pid = main_args[0];

    // find ProcessAttachingConnector

    List<AttachingConnector> l =
        Bootstrap.virtualMachineManager().attachingConnectors();
    AttachingConnector ac = null;
    for (AttachingConnector c: l) {
        if (c.name().equals("com.sun.jdi.ProcessAttach")) {
            ac = c;
            break;
        }
    }
    if (ac == null) {
        throw new RuntimeException("Unable to locate ProcessAttachingConnector");
    }

    Map<String,Connector.Argument> args = ac.defaultArguments();
    Connector.StringArgument arg = (Connector.StringArgument)args.get("pid");
    arg.setValue(pid);

    System.out.println("Debugger is attaching to: " + pid + " ...");

    VirtualMachine vm = ac.attach(args);

    System.out.println("Attached! Now listing threads ...");

    // list all threads

    for (ThreadReference thr: vm.allThreads()) {
        System.out.println(thr);
    }

    System.out.println("Debugger done.");
}
 

public static void main(String args[]) throws Exception {
    // find a free port
    ServerSocket ss = new ServerSocket(0);
    int port = ss.getLocalPort();
    ss.close();

    String address = String.valueOf(port);

    // launch the first debuggee
    ProcessBuilder process1 = prepareLauncher(address, true, "HelloWorld");
    // start the debuggee and wait for the "ready" message
    Process p = ProcessTools.startProcess(
            "process1",
            process1,
            line -> line.equals("Listening for transport dt_socket at address: " + address),
            Math.round(5000 * Utils.TIMEOUT_FACTOR),
            TimeUnit.MILLISECONDS
    );

    // launch a second debuggee with the same address
    ProcessBuilder process2 = prepareLauncher(address, false, "HelloWorld");

    // get exit status from second debuggee
    int exitCode = ProcessTools.startProcess("process2", process2).waitFor();

    // clean-up - attach to first debuggee and resume it
    AttachingConnector conn = (AttachingConnector)findConnector("com.sun.jdi.SocketAttach");
    Map conn_args = conn.defaultArguments();
    Connector.IntegerArgument port_arg =
        (Connector.IntegerArgument)conn_args.get("port");
    port_arg.setValue(port);
    VirtualMachine vm = conn.attach(conn_args);
    vm.resume();

    // if the second debuggee ran to completion then we've got a problem
    if (exitCode == 0) {
        throw new RuntimeException("Test failed - second debuggee didn't fail to bind");
    } else {
        System.out.println("Test passed - second debuggee correctly failed to bind");
    }
}
 

public static void main(String args[]) throws Exception {
    // find a free port
    ServerSocket ss = new ServerSocket(0);
    int port = ss.getLocalPort();
    ss.close();

    String address = String.valueOf(port);

    // launch the server debuggee
    Process process = launch(address, "Exit0");

    // attach to server debuggee and resume it so it can exit
    AttachingConnector conn = (AttachingConnector)findConnector("com.sun.jdi.SocketAttach");
    Map conn_args = conn.defaultArguments();
    Connector.IntegerArgument port_arg =
        (Connector.IntegerArgument)conn_args.get("port");
    port_arg.setValue(port);

    System.out.println("Connection arguments: " + conn_args);

    VirtualMachine vm = null;
    while (vm == null) {
        try {
            vm = conn.attach(conn_args);
        } catch (ConnectException e) {
            e.printStackTrace(System.out);
            System.out.println("--- Debugee not ready. Retrying in 500ms. ---");
            Thread.sleep(500);
        }
    }

    // The first event is always a VMStartEvent, and it is always in
    // an EventSet by itself.  Wait for it.
    EventSet evtSet = vm.eventQueue().remove();
    for (Event event: evtSet) {
        if (event instanceof VMStartEvent) {
            break;
        }
        throw new RuntimeException("Test failed - debuggee did not start properly");
    }
    vm.eventRequestManager().deleteAllBreakpoints();
    vm.resume();

    int exitCode = process.waitFor();

    // if the server debuggee ran cleanly, we assume we were clean
    if (exitCode == 0 && error_seen == 0) {
        System.out.println("Test passed - server debuggee cleanly terminated");
    } else {
        throw new RuntimeException("Test failed - server debuggee generated an error when it terminated, " +
            "exit code was " + exitCode + ", " + error_seen + " error(s) seen in debugee output.");
    }
}
 

public static void main(String args[]) throws Exception {
    // find a free port
    ServerSocket ss = new ServerSocket(0);
    int port = ss.getLocalPort();
    ss.close();

    String address = String.valueOf(port);

    // launch the first debuggee
    ProcessBuilder process1 = prepareLauncher(address, true, "HelloWorld");
    // start the debuggee and wait for the "ready" message
    Process p = ProcessTools.startProcess(
            "process1",
            process1,
            line -> line.equals("Listening for transport dt_socket at address: " + address),
            Math.round(5000 * Utils.TIMEOUT_FACTOR),
            TimeUnit.MILLISECONDS
    );

    // launch a second debuggee with the same address
    ProcessBuilder process2 = prepareLauncher(address, false, "HelloWorld");

    // get exit status from second debuggee
    int exitCode = ProcessTools.startProcess("process2", process2).waitFor();

    // clean-up - attach to first debuggee and resume it
    AttachingConnector conn = (AttachingConnector)findConnector("com.sun.jdi.SocketAttach");
    Map conn_args = conn.defaultArguments();
    Connector.IntegerArgument port_arg =
        (Connector.IntegerArgument)conn_args.get("port");
    port_arg.setValue(port);
    VirtualMachine vm = conn.attach(conn_args);
    vm.resume();

    // if the second debuggee ran to completion then we've got a problem
    if (exitCode == 0) {
        throw new RuntimeException("Test failed - second debuggee didn't fail to bind");
    } else {
        System.out.println("Test passed - second debuggee correctly failed to bind");
    }
}
 

public static void main(String args[]) throws Exception {
    // find a free port
    ServerSocket ss = new ServerSocket(0);
    int port = ss.getLocalPort();
    ss.close();

    String address = String.valueOf(port);

    // launch the server debuggee
    Process process = launch(address, "Exit0");

    // wait for the debugge to be ready
    while (!ready) {
        try {
            Thread.sleep(1000);
        } catch(Exception ee) {
            throw ee;
        }
    }

    // attach to server debuggee and resume it so it can exit
    AttachingConnector conn = (AttachingConnector)findConnector("com.sun.jdi.SocketAttach");
    Map conn_args = conn.defaultArguments();
    Connector.IntegerArgument port_arg =
        (Connector.IntegerArgument)conn_args.get("port");
    port_arg.setValue(port);
    VirtualMachine vm = conn.attach(conn_args);

    // The first event is always a VMStartEvent, and it is always in
    // an EventSet by itself.  Wait for it.
    EventSet evtSet = vm.eventQueue().remove();
    for (Event event: evtSet) {
        if (event instanceof VMStartEvent) {
            break;
        }
        throw new RuntimeException("Test failed - debuggee did not start properly");
    }
    vm.eventRequestManager().deleteAllBreakpoints();
    vm.resume();

    int exitCode = process.waitFor();

    // if the server debuggee ran cleanly, we assume we were clean
    if (exitCode == 0 && error_seen == 0) {
        System.out.println("Test passed - server debuggee cleanly terminated");
    } else {
        throw new RuntimeException("Test failed - server debuggee generated an error when it terminated");
    }
}
 

public static void main(String args[]) throws Exception {
    // find a free port
    ServerSocket ss = new ServerSocket(0);
    int port = ss.getLocalPort();
    ss.close();

    String address = String.valueOf(port);

    // launch the first debuggee
    ProcessBuilder process1 = prepareLauncher(address, true, "HelloWorld");
    // start the debuggee and wait for the "ready" message
    Process p = ProcessTools.startProcess(
            "process1",
            process1,
            line -> line.equals("Listening for transport dt_socket at address: " + address),
            Math.round(5000 * Utils.TIMEOUT_FACTOR),
            TimeUnit.MILLISECONDS
    );

    // launch a second debuggee with the same address
    ProcessBuilder process2 = prepareLauncher(address, false, "HelloWorld");

    // get exit status from second debuggee
    int exitCode = ProcessTools.startProcess("process2", process2).waitFor();

    // clean-up - attach to first debuggee and resume it
    AttachingConnector conn = (AttachingConnector)findConnector("com.sun.jdi.SocketAttach");
    Map conn_args = conn.defaultArguments();
    Connector.IntegerArgument port_arg =
        (Connector.IntegerArgument)conn_args.get("port");
    port_arg.setValue(port);
    VirtualMachine vm = conn.attach(conn_args);
    vm.resume();

    // if the second debuggee ran to completion then we've got a problem
    if (exitCode == 0) {
        throw new RuntimeException("Test failed - second debuggee didn't fail to bind");
    } else {
        System.out.println("Test passed - second debuggee correctly failed to bind");
    }
}
 

public static void main(String args[]) throws Exception {
    // find a free port
    ServerSocket ss = new ServerSocket(0);
    int port = ss.getLocalPort();
    ss.close();

    String address = String.valueOf(port);

    // launch the server debuggee
    Process process = launch(address, "Exit0");

    // wait for the debugge to be ready
    while (!ready) {
        try {
            Thread.sleep(1000);
        } catch(Exception ee) {
            throw ee;
        }
    }

    // attach to server debuggee and resume it so it can exit
    AttachingConnector conn = (AttachingConnector)findConnector("com.sun.jdi.SocketAttach");
    Map conn_args = conn.defaultArguments();
    Connector.IntegerArgument port_arg =
        (Connector.IntegerArgument)conn_args.get("port");
    port_arg.setValue(port);
    VirtualMachine vm = conn.attach(conn_args);

    // The first event is always a VMStartEvent, and it is always in
    // an EventSet by itself.  Wait for it.
    EventSet evtSet = vm.eventQueue().remove();
    for (Event event: evtSet) {
        if (event instanceof VMStartEvent) {
            break;
        }
        throw new RuntimeException("Test failed - debuggee did not start properly");
    }
    vm.eventRequestManager().deleteAllBreakpoints();
    vm.resume();

    int exitCode = process.waitFor();

    // if the server debuggee ran cleanly, we assume we were clean
    if (exitCode == 0 && error_seen == 0) {
        System.out.println("Test passed - server debuggee cleanly terminated");
    } else {
        throw new RuntimeException("Test failed - server debuggee generated an error when it terminated");
    }
}
 

public static void main(String args[]) throws Exception {
    // find a free port
    ServerSocket ss = new ServerSocket(0);
    int port = ss.getLocalPort();
    ss.close();

    String address = String.valueOf(port);

    // launch the server debuggee
    Process process = launch(address, "Exit0");

    // wait for the debugge to be ready
    while (!ready) {
        try {
            Thread.sleep(1000);
        } catch(Exception ee) {
            throw ee;
        }
    }

    // attach to server debuggee and resume it so it can exit
    AttachingConnector conn = (AttachingConnector)findConnector("com.sun.jdi.SocketAttach");
    Map conn_args = conn.defaultArguments();
    Connector.IntegerArgument port_arg =
        (Connector.IntegerArgument)conn_args.get("port");
    port_arg.setValue(port);
    VirtualMachine vm = conn.attach(conn_args);

    // The first event is always a VMStartEvent, and it is always in
    // an EventSet by itself.  Wait for it.
    EventSet evtSet = vm.eventQueue().remove();
    for (Event event: evtSet) {
        if (event instanceof VMStartEvent) {
            break;
        }
        throw new RuntimeException("Test failed - debuggee did not start properly");
    }
    vm.eventRequestManager().deleteAllBreakpoints();
    vm.resume();

    int exitCode = process.waitFor();

    // if the server debuggee ran cleanly, we assume we were clean
    if (exitCode == 0 && error_seen == 0) {
        System.out.println("Test passed - server debuggee cleanly terminated");
    } else {
        throw new RuntimeException("Test failed - server debuggee generated an error when it terminated");
    }
}
 

public static void main(String args[]) throws Exception {
    // find a free port
    ServerSocket ss = new ServerSocket(0);
    int port = ss.getLocalPort();
    ss.close();

    String address = String.valueOf(port);

    // launch the server debuggee
    Process process = launch(address, "Exit0");

    // wait for the debugge to be ready
    while (!ready) {
        try {
            Thread.sleep(1000);
        } catch(Exception ee) {
            throw ee;
        }
    }

    // attach to server debuggee and resume it so it can exit
    AttachingConnector conn = (AttachingConnector)findConnector("com.sun.jdi.SocketAttach");
    Map conn_args = conn.defaultArguments();
    Connector.IntegerArgument port_arg =
        (Connector.IntegerArgument)conn_args.get("port");
    port_arg.setValue(port);
    VirtualMachine vm = conn.attach(conn_args);

    // The first event is always a VMStartEvent, and it is always in
    // an EventSet by itself.  Wait for it.
    EventSet evtSet = vm.eventQueue().remove();
    for (Event event: evtSet) {
        if (event instanceof VMStartEvent) {
            break;
        }
        throw new RuntimeException("Test failed - debuggee did not start properly");
    }
    vm.eventRequestManager().deleteAllBreakpoints();
    vm.resume();

    int exitCode = process.waitFor();

    // if the server debuggee ran cleanly, we assume we were clean
    if (exitCode == 0 && error_seen == 0) {
        System.out.println("Test passed - server debuggee cleanly terminated");
    } else {
        throw new RuntimeException("Test failed - server debuggee generated an error when it terminated");
    }
}
 

public static void main(String args[]) throws Exception {
    // find a free port
    ServerSocket ss = new ServerSocket(0);
    int port = ss.getLocalPort();
    ss.close();

    String address = String.valueOf(port);

    // launch the server debuggee
    Process process = launch(address, "Exit0");

    // wait for the debugge to be ready
    while (!ready) {
        try {
            Thread.sleep(1000);
        } catch(Exception ee) {
            throw ee;
        }
    }

    // attach to server debuggee and resume it so it can exit
    AttachingConnector conn = (AttachingConnector)findConnector("com.sun.jdi.SocketAttach");
    Map conn_args = conn.defaultArguments();
    Connector.IntegerArgument port_arg =
        (Connector.IntegerArgument)conn_args.get("port");
    port_arg.setValue(port);
    VirtualMachine vm = conn.attach(conn_args);

    // The first event is always a VMStartEvent, and it is always in
    // an EventSet by itself.  Wait for it.
    EventSet evtSet = vm.eventQueue().remove();
    for (Event event: evtSet) {
        if (event instanceof VMStartEvent) {
            break;
        }
        throw new RuntimeException("Test failed - debuggee did not start properly");
    }
    vm.eventRequestManager().deleteAllBreakpoints();
    vm.resume();

    int exitCode = process.waitFor();

    // if the server debuggee ran cleanly, we assume we were clean
    if (exitCode == 0 && error_seen == 0) {
        System.out.println("Test passed - server debuggee cleanly terminated");
    } else {
        throw new RuntimeException("Test failed - server debuggee generated an error when it terminated");
    }
}