26 * @summary Passing live remote references as part of the arguments of 27 * a remote invocation should not cause an AssertionError (on the 28 * second and subsequent attempts) when system assertions are enabled, 29 * nor should it cause the references to be pinned until a subsequent 30 * such remote invocation occurs (if the argument stream was not 31 * released cleanly because of a marshalling failure). 32 * @author Peter Jones 33 * 34 * @run main/othervm -esa PinLastArguments 35 */ 36 37 import java.io.NotSerializableException; 38 import java.lang.ref.Reference; 39 import java.lang.ref.WeakReference; 40 import java.rmi.MarshalException; 41 import java.rmi.Remote; 42 import java.rmi.RemoteException; 43 import java.rmi.server.UnicastRemoteObject; 44 45 public class PinLastArguments { 46 47 public interface Ping extends Remote { 48 void ping(Object first, Object second) throws RemoteException; 49 } 50 51 private static class PingImpl implements Ping { 52 PingImpl() { } 53 public void ping(Object first, Object second) { 54 System.err.println("ping invoked: " + first + ", " + second); 55 } 56 } 57 58 public static void main(String[] args) throws Exception { 59 System.err.println("\nRegression test for bug 6332349\n"); 60 61 Ping impl = new PingImpl(); 62 Reference<?> ref = new WeakReference<Ping>(impl); 63 try { 64 Ping stub = (Ping) UnicastRemoteObject.exportObject(impl, 0); 65 Object notSerializable = new Object(); 66 stub.ping(impl, null); 67 try { 68 stub.ping(impl, notSerializable); 69 } catch (MarshalException e) { 70 if (e.getCause() instanceof NotSerializableException) { 71 System.err.println("ping invocation failed as expected"); 72 } else { 73 throw e; 74 } 75 } 76 } finally { 77 UnicastRemoteObject.unexportObject(impl, true); 78 } 79 impl = null; 80 81 System.gc(); 82 83 if (ref.get() != null) { 84 throw new Error("TEST FAILED: impl not garbage collected"); 85 } 86 87 System.err.println("TEST PASSED"); 88 } 89 } | 26 * @summary Passing live remote references as part of the arguments of 27 * a remote invocation should not cause an AssertionError (on the 28 * second and subsequent attempts) when system assertions are enabled, 29 * nor should it cause the references to be pinned until a subsequent 30 * such remote invocation occurs (if the argument stream was not 31 * released cleanly because of a marshalling failure). 32 * @author Peter Jones 33 * 34 * @run main/othervm -esa PinLastArguments 35 */ 36 37 import java.io.NotSerializableException; 38 import java.lang.ref.Reference; 39 import java.lang.ref.WeakReference; 40 import java.rmi.MarshalException; 41 import java.rmi.Remote; 42 import java.rmi.RemoteException; 43 import java.rmi.server.UnicastRemoteObject; 44 45 public class PinLastArguments { 46 private static volatile boolean finalized = false; 47 48 public interface Ping extends Remote { 49 void ping(Object first, Object second) throws RemoteException; 50 } 51 52 private static class PingImpl implements Ping { 53 PingImpl() { } 54 public void ping(Object first, Object second) { 55 System.err.println("ping invoked: " + first + ", " + second); 56 } 57 protected void finalize() { 58 finalized = true; 59 } 60 } 61 62 public static void main(String[] args) throws Exception { 63 System.err.println("\nRegression test for bug 6332349\n"); 64 65 Ping impl = new PingImpl(); 66 Reference<?> ref = new WeakReference<Ping>(impl); 67 try { 68 Ping stub = (Ping) UnicastRemoteObject.exportObject(impl, 0); 69 Object notSerializable = new Object(); 70 stub.ping(impl, null); 71 try { 72 stub.ping(impl, notSerializable); 73 } catch (MarshalException e) { 74 if (e.getCause() instanceof NotSerializableException) { 75 System.err.println("ping invocation failed as expected"); 76 } else { 77 throw e; 78 } 79 } 80 } finally { 81 UnicastRemoteObject.unexportObject(impl, true); 82 } 83 impl = null; 84 85 while(!finalized) { 86 System.gc(); 87 System.runFinalization(); 88 Thread.sleep(20); 89 } 90 91 if (ref.get() != null) { 92 throw new Error("TEST FAILED: impl not garbage collected"); 93 } 94 95 System.err.println("TEST PASSED"); 96 } 97 } |