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8184157: (ch) AsynchronousFileChannel hangs with internal error when reading locked file

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Reviewed-by: alanb
This commit is contained in:
Brian Burkhalter 2019-07-25 11:44:37 -07:00
parent da6f042616
commit a8af569fa0
5 changed files with 66 additions and 16 deletions
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17
src/java.base/windows/classes/sun/nio/ch/WindowsAsynchronousFileChannelImpl.java
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2008, 2018, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2008, 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
@ -228,7 +228,6 @@ public class WindowsAsynchronousFileChannelImpl
@Override
public void run() {
long overlapped = 0L;
boolean pending = false;
try {
begin();
@ -242,7 +241,6 @@ public class WindowsAsynchronousFileChannelImpl
overlapped);
if (n == IOStatus.UNAVAILABLE) {
// I/O is pending
pending = true;
return;
}
// acquired lock immediately
@ -253,9 +251,9 @@ public class WindowsAsynchronousFileChannelImpl
// lock failed or channel closed
removeFromFileLockTable(fli);
result.setFailure(toIOException(x));
} finally {
if (!pending && overlapped != 0L)
if (overlapped != 0L)
ioCache.remove(overlapped);
} finally {
end();
}
@ -448,13 +446,12 @@ public class WindowsAsynchronousFileChannelImpl
} catch (Throwable x) {
// failed to initiate read
result.setFailure(toIOException(x));
if (overlapped != 0L)
ioCache.remove(overlapped);
} finally {
if (!pending) {
if (!pending)
// release resources
if (overlapped != 0L)
ioCache.remove(overlapped);
releaseBufferIfSubstituted();
}
end();
}
@ -628,9 +625,9 @@ public class WindowsAsynchronousFileChannelImpl
result.setFailure(toIOException(x));
// release resources
releaseBufferIfSubstituted();
if (overlapped != 0L)
ioCache.remove(overlapped);
releaseBufferIfSubstituted();
} finally {
end();