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提交 e224ba67 编写于 作者: R rriggs
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8227601: Better collection of references 

Reviewed-by: smarks, ahgross, skoivu, rhalade
上级 158e093a
隐藏空白更改
内联 并排
Showing with 100 addition and 56 deletion
src/share/classes/sun/rmi/registry/RegistryImpl_Skel.java
浏览文件 @ e224ba67
......@@ -27,13 +27,8 @@
package sun.rmi.registry;
import java.io.IOException;
import java.io.InputStream;
import java.rmi.AccessException;
import java.rmi.server.RemoteCall;
import sun.rmi.transport.Connection;
import sun.rmi.transport.StreamRemoteCall;
import sun.rmi.transport.tcp.TCPConnection;
/**
* Skeleton to dispatch RegistryImpl methods.
......@@ -56,7 +51,7 @@ public final class RegistryImpl_Skel
return operations.clone();
}
public void dispatch(java.rmi.Remote obj, java.rmi.server.RemoteCall call, int opnum, long hash)
public void dispatch(java.rmi.Remote obj, java.rmi.server.RemoteCall remoteCall, int opnum, long hash)
throws java.lang.Exception {
if (opnum < 0) {
if (hash == 7583982177005850366L) {
......@@ -78,6 +73,7 @@ public final class RegistryImpl_Skel
}
sun.rmi.registry.RegistryImpl server = (sun.rmi.registry.RegistryImpl) obj;
StreamRemoteCall call = (StreamRemoteCall) remoteCall;
switch (opnum) {
case 0: // bind(String, Remote)
{
......@@ -90,7 +86,8 @@ public final class RegistryImpl_Skel
java.io.ObjectInput in = call.getInputStream();
$param_String_1 = (java.lang.String) in.readObject();
$param_Remote_2 = (java.rmi.Remote) in.readObject();
} catch (java.io.IOException | java.lang.ClassNotFoundException e) {
} catch (ClassCastException | IOException | ClassNotFoundException e) {
call.discardPendingRefs();
throw new java.rmi.UnmarshalException("error unmarshalling arguments", e);
} finally {
call.releaseInputStream();
......@@ -123,7 +120,8 @@ public final class RegistryImpl_Skel
try {
java.io.ObjectInput in = call.getInputStream();
$param_String_1 = (java.lang.String) in.readObject();
} catch (java.io.IOException | java.lang.ClassNotFoundException e) {
} catch (ClassCastException | IOException | ClassNotFoundException e) {
call.discardPendingRefs();
throw new java.rmi.UnmarshalException("error unmarshalling arguments", e);
} finally {
call.releaseInputStream();
......@@ -149,7 +147,8 @@ public final class RegistryImpl_Skel
java.io.ObjectInput in = call.getInputStream();
$param_String_1 = (java.lang.String) in.readObject();
$param_Remote_2 = (java.rmi.Remote) in.readObject();
} catch (java.io.IOException | java.lang.ClassNotFoundException e) {
} catch (ClassCastException | IOException | java.lang.ClassNotFoundException e) {
call.discardPendingRefs();
throw new java.rmi.UnmarshalException("error unmarshalling arguments", e);
} finally {
call.releaseInputStream();
......@@ -172,7 +171,8 @@ public final class RegistryImpl_Skel
try {
java.io.ObjectInput in = call.getInputStream();
$param_String_1 = (java.lang.String) in.readObject();
} catch (java.io.IOException | java.lang.ClassNotFoundException e) {
} catch (ClassCastException | IOException | ClassNotFoundException e) {
call.discardPendingRefs();
throw new java.rmi.UnmarshalException("error unmarshalling arguments", e);
} finally {
call.releaseInputStream();
......
src/share/classes/sun/rmi/registry/RegistryImpl_Stub.java
浏览文件 @ e224ba67
/*
* Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2017, 2019, 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
......@@ -24,6 +24,11 @@
*/
package sun.rmi.registry;
import java.io.IOException;
import sun.rmi.transport.StreamRemoteCall;
/**
* Stubs to invoke RegistryImpl remote methods.
* Originally generated from RMIC but frozen to match RegistryImpl_Skel.
......@@ -57,7 +62,7 @@ public final class RegistryImpl_Stub
public void bind(java.lang.String $param_String_1, java.rmi.Remote $param_Remote_2)
throws java.rmi.AccessException, java.rmi.AlreadyBoundException, java.rmi.RemoteException {
try {
java.rmi.server.RemoteCall call = ref.newCall((java.rmi.server.RemoteObject) this, operations, 0, interfaceHash);
StreamRemoteCall call = (StreamRemoteCall)ref.newCall(this, operations, 0, interfaceHash);
try {
java.io.ObjectOutput out = call.getOutputStream();
out.writeObject($param_String_1);
......@@ -82,15 +87,14 @@ public final class RegistryImpl_Stub
public java.lang.String[] list()
throws java.rmi.AccessException, java.rmi.RemoteException {
try {
java.rmi.server.RemoteCall call = ref.newCall((java.rmi.server.RemoteObject) this, operations, 1, interfaceHash);
StreamRemoteCall call = (StreamRemoteCall)ref.newCall(this, operations, 1, interfaceHash);
ref.invoke(call);
java.lang.String[] $result;
try {
java.io.ObjectInput in = call.getInputStream();
$result = (java.lang.String[]) in.readObject();
} catch (java.io.IOException e) {
throw new java.rmi.UnmarshalException("error unmarshalling return", e);
} catch (java.lang.ClassNotFoundException e) {
} catch (ClassCastException | IOException | ClassNotFoundException e) {
call.discardPendingRefs();
throw new java.rmi.UnmarshalException("error unmarshalling return", e);
} finally {
ref.done(call);
......@@ -109,7 +113,7 @@ public final class RegistryImpl_Stub
public java.rmi.Remote lookup(java.lang.String $param_String_1)
throws java.rmi.AccessException, java.rmi.NotBoundException, java.rmi.RemoteException {
try {
java.rmi.server.RemoteCall call = ref.newCall((java.rmi.server.RemoteObject) this, operations, 2, interfaceHash);
StreamRemoteCall call = (StreamRemoteCall)ref.newCall(this, operations, 2, interfaceHash);
try {
java.io.ObjectOutput out = call.getOutputStream();
out.writeObject($param_String_1);
......@@ -121,9 +125,8 @@ public final class RegistryImpl_Stub
try {
java.io.ObjectInput in = call.getInputStream();
$result = (java.rmi.Remote) in.readObject();
} catch (java.io.IOException e) {
throw new java.rmi.UnmarshalException("error unmarshalling return", e);
} catch (java.lang.ClassNotFoundException e) {
} catch (ClassCastException | IOException | ClassNotFoundException e) {
call.discardPendingRefs();
throw new java.rmi.UnmarshalException("error unmarshalling return", e);
} finally {
ref.done(call);
......@@ -144,7 +147,7 @@ public final class RegistryImpl_Stub
public void rebind(java.lang.String $param_String_1, java.rmi.Remote $param_Remote_2)
throws java.rmi.AccessException, java.rmi.RemoteException {
try {
java.rmi.server.RemoteCall call = ref.newCall((java.rmi.server.RemoteObject) this, operations, 3, interfaceHash);
StreamRemoteCall call = (StreamRemoteCall)ref.newCall(this, operations, 3, interfaceHash);
try {
java.io.ObjectOutput out = call.getOutputStream();
out.writeObject($param_String_1);
......@@ -167,7 +170,7 @@ public final class RegistryImpl_Stub
public void unbind(java.lang.String $param_String_1)
throws java.rmi.AccessException, java.rmi.NotBoundException, java.rmi.RemoteException {
try {
java.rmi.server.RemoteCall call = ref.newCall((java.rmi.server.RemoteObject) this, operations, 4, interfaceHash);
StreamRemoteCall call = (StreamRemoteCall)ref.newCall(this, operations, 4, interfaceHash);
try {
java.io.ObjectOutput out = call.getOutputStream();
out.writeObject($param_String_1);
......
src/share/classes/sun/rmi/transport/DGCImpl_Skel.java
浏览文件 @ e224ba67
/*
* Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2017, 2019, 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
......@@ -25,6 +25,8 @@
package sun.rmi.transport;
import java.io.IOException;
/**
* Skeleton to dispatch DGC methods.
* Originally generated by RMIC but frozen to match the stubs.
......@@ -43,12 +45,13 @@ public final class DGCImpl_Skel
return operations.clone();
}
public void dispatch(java.rmi.Remote obj, java.rmi.server.RemoteCall call, int opnum, long hash)
public void dispatch(java.rmi.Remote obj, java.rmi.server.RemoteCall remoteCall, int opnum, long hash)
throws java.lang.Exception {
if (hash != interfaceHash)
throw new java.rmi.server.SkeletonMismatchException("interface hash mismatch");
sun.rmi.transport.DGCImpl server = (sun.rmi.transport.DGCImpl) obj;
StreamRemoteCall call = (StreamRemoteCall) remoteCall;
switch (opnum) {
case 0: // clean(ObjID[], long, VMID, boolean)
{
......@@ -62,9 +65,8 @@ public final class DGCImpl_Skel
$param_long_2 = in.readLong();
$param_VMID_3 = (java.rmi.dgc.VMID) in.readObject();
$param_boolean_4 = in.readBoolean();
} catch (java.io.IOException e) {
throw new java.rmi.UnmarshalException("error unmarshalling arguments", e);
} catch (java.lang.ClassNotFoundException e) {
} catch (ClassCastException | IOException | ClassNotFoundException e) {
call.discardPendingRefs();
throw new java.rmi.UnmarshalException("error unmarshalling arguments", e);
} finally {
call.releaseInputStream();
......@@ -88,9 +90,8 @@ public final class DGCImpl_Skel
$param_arrayOf_ObjID_1 = (java.rmi.server.ObjID[]) in.readObject();
$param_long_2 = in.readLong();
$param_Lease_3 = (java.rmi.dgc.Lease) in.readObject();
} catch (java.io.IOException e) {
throw new java.rmi.UnmarshalException("error unmarshalling arguments", e);
} catch (java.lang.ClassNotFoundException e) {
} catch (ClassCastException | IOException | ClassNotFoundException e) {
call.discardPendingRefs();
throw new java.rmi.UnmarshalException("error unmarshalling arguments", e);
} finally {
call.releaseInputStream();
......
src/share/classes/sun/rmi/transport/DGCImpl_Stub.java
浏览文件 @ e224ba67
/*
* Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2017, 2019, 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
......@@ -25,16 +25,15 @@
package sun.rmi.transport;
import java.io.ObjectInputStream;
import sun.rmi.transport.tcp.TCPConnection;
import java.io.IOException;
import java.rmi.dgc.Lease;
import java.rmi.dgc.VMID;
import java.rmi.server.UID;
import java.security.AccessController;
import java.security.PrivilegedAction;
import java.util.ArrayList;
import sun.misc.ObjectInputFilter;
import sun.rmi.server.UnicastRef;
import sun.rmi.transport.tcp.TCPConnection;
/**
* Stubs to invoke DGC remote methods.
......@@ -72,7 +71,9 @@ public final class DGCImpl_Stub
public void clean(java.rmi.server.ObjID[] $param_arrayOf_ObjID_1, long $param_long_2, java.rmi.dgc.VMID $param_VMID_3, boolean $param_boolean_4)
throws java.rmi.RemoteException {
try {
java.rmi.server.RemoteCall call = ref.newCall((java.rmi.server.RemoteObject) this, operations, 0, interfaceHash);
StreamRemoteCall call = (StreamRemoteCall)ref.newCall((java.rmi.server.RemoteObject) this,
operations, 0, interfaceHash);
call.setObjectInputFilter(DGCImpl_Stub::leaseFilter);
try {
java.io.ObjectOutput out = call.getOutputStream();
out.writeObject($param_arrayOf_ObjID_1);
......@@ -97,7 +98,10 @@ public final class DGCImpl_Stub
public java.rmi.dgc.Lease dirty(java.rmi.server.ObjID[] $param_arrayOf_ObjID_1, long $param_long_2, java.rmi.dgc.Lease $param_Lease_3)
throws java.rmi.RemoteException {
try {
java.rmi.server.RemoteCall call = ref.newCall((java.rmi.server.RemoteObject) this, operations, 1, interfaceHash);
StreamRemoteCall call =
(StreamRemoteCall)ref.newCall((java.rmi.server.RemoteObject) this,
operations, 1, interfaceHash);
call.setObjectInputFilter(DGCImpl_Stub::leaseFilter);
try {
java.io.ObjectOutput out = call.getOutputStream();
out.writeObject($param_arrayOf_ObjID_1);
......@@ -108,26 +112,17 @@ public final class DGCImpl_Stub
}
ref.invoke(call);
java.rmi.dgc.Lease $result;
Connection connection = ((StreamRemoteCall) call).getConnection();
Connection connection = call.getConnection();
try {
java.io.ObjectInput in = call.getInputStream();
if (in instanceof ObjectInputStream) {
/**
* Set a filter on the stream for the return value.
*/
ObjectInputStream ois = (ObjectInputStream) in;
AccessController.doPrivileged((PrivilegedAction<Void>)() -> {
ObjectInputFilter.Config.setObjectInputFilter(ois, DGCImpl_Stub::leaseFilter);
return null;
});
}
$result = (java.rmi.dgc.Lease) in.readObject();
} catch (java.io.IOException | java.lang.ClassNotFoundException e) {
} catch (ClassCastException | IOException | ClassNotFoundException e) {
if (connection instanceof TCPConnection) {
// Modified to prevent re-use of the connection after an exception
((TCPConnection) connection).getChannel().free(connection, false);
}
call.discardPendingRefs();
throw new java.rmi.UnmarshalException("error unmarshalling return", e);
} finally {
ref.done(call);
......@@ -146,6 +141,10 @@ public final class DGCImpl_Stub
* ObjectInputFilter to filter DGCClient return value (a Lease).
* The list of acceptable classes is very short and explicit.
* The depth and array sizes are limited.
* <p>
* The filter must accept normal and exception returns.
* A DGC server may throw exceptions that may have a cause
* and suppressed exceptions.
*
* @param filterInfo access to class, arrayLength, etc.
* @return {@link ObjectInputFilter.Status#ALLOWED} if allowed,
......@@ -172,7 +171,16 @@ public final class DGCImpl_Stub
}
return (clazz == UID.class ||
clazz == VMID.class ||
clazz == Lease.class)
clazz == Lease.class ||
(Throwable.class.isAssignableFrom(clazz) &&
clazz.getClassLoader() ==
Object.class.getClassLoader()) ||
clazz == StackTraceElement.class ||
clazz == ArrayList.class || // for suppressed exceptions, if any
clazz == Object.class ||
clazz.getName().equals("java.util.Collections$UnmodifiableList") ||
clazz.getName().equals("java.util.Collections$UnmodifiableCollection") ||
clazz.getName().equals("java.util.Collections$UnmodifiableRandomAccessList"))
? ObjectInputFilter.Status.ALLOWED
: ObjectInputFilter.Status.REJECTED;
}
......
src/share/classes/sun/rmi/transport/StreamRemoteCall.java
浏览文件 @ e224ba67
/*
* Copyright (c) 1996, 2017, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 1996, 2019, 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
......@@ -36,6 +36,10 @@ import java.rmi.MarshalException;
import java.rmi.UnmarshalException;
import java.rmi.server.ObjID;
import java.rmi.server.RemoteCall;
import java.security.AccessController;
import java.security.PrivilegedAction;
import sun.misc.ObjectInputFilter;
import sun.rmi.runtime.Log;
import sun.rmi.server.UnicastRef;
import sun.rmi.transport.tcp.TCPEndpoint;
......@@ -50,6 +54,7 @@ public class StreamRemoteCall implements RemoteCall {
private ConnectionInputStream in = null;
private ConnectionOutputStream out = null;
private Connection conn;
private ObjectInputFilter filter = null;
private boolean resultStarted = false;
private Exception serverException = null;
......@@ -123,6 +128,13 @@ public class StreamRemoteCall implements RemoteCall {
}
}
public void setObjectInputFilter(ObjectInputFilter filter) {
if (in != null) {
throw new IllegalStateException("set filter must occur before calling getInputStream");
}
this.filter = filter;
}
/**
* Get the InputStream the stub/skeleton should get results/arguments
* from.
......@@ -132,6 +144,12 @@ public class StreamRemoteCall implements RemoteCall {
Transport.transportLog.log(Log.VERBOSE, "getting input stream");
in = new ConnectionInputStream(conn.getInputStream());
if (filter != null) {
AccessController.doPrivileged((PrivilegedAction<Void>) () -> {
ObjectInputFilter.Config.setObjectInputFilter(in, filter);
return null;
});
}
}
return in;
}
......@@ -251,6 +269,7 @@ public class StreamRemoteCall implements RemoteCall {
try {
ex = in.readObject();
} catch (Exception e) {
discardPendingRefs();
throw new UnmarshalException("Error unmarshaling return", e);
}
......@@ -259,6 +278,7 @@ public class StreamRemoteCall implements RemoteCall {
if (ex instanceof Exception) {
exceptionReceivedFromServer((Exception) ex);
} else {
discardPendingRefs();
throw new UnmarshalException("Return type not Exception");
}
// Exception is thrown before fallthrough can occur
......
test/java/rmi/testlibrary/TestSocketFactory.java
浏览文件 @ e224ba67
/*
* Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2017, 2019, 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
......@@ -92,7 +92,8 @@ public class TestSocketFactory extends RMISocketFactory
static final byte[] EMPTY_BYTE_ARRAY = new byte[0];
public static final boolean DEBUG = false;
// True to enable logging of matches and replacements.
private static volatile boolean debugLogging = false;
/**
* Debugging output can be synchronized with logging of RMI actions.
......@@ -100,8 +101,8 @@ public class TestSocketFactory extends RMISocketFactory
* @param format a printf format
* @param args any args
*/
private static void DEBUG(String format, Object... args) {
if (DEBUG) {
public static void DEBUG(String format, Object... args) {
if (debugLogging) {
System.err.printf(format, args);
}
}
......@@ -116,6 +117,17 @@ public class TestSocketFactory extends RMISocketFactory
this.replaceBytes = EMPTY_BYTE_ARRAY;
}
/**
* Set debug to true to generate logging output of matches and substitutions.
* @param debug {@code true} to generate logging output
* @return the previous value
*/
public static boolean setDebug(boolean debug) {
boolean oldDebug = debugLogging;
debugLogging = debug;
return oldDebug;
}
/**
* Set the match and replacement bytes, with an empty trigger.
* The match and replacements are propagated to all existing sockets.
......
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