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src/java.base/share/classes/sun/nio/ch/FileLockImpl.java
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@@ -1,7 +1,7 @@
/*
- * Copyright (c) 2001, 2009, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2001, 2018, 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
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
@@ -24,16 +24,20 @@
*/
package sun.nio.ch;
import java.io.IOException;
-import java.nio.channels.*;
+import java.nio.channels.AsynchronousFileChannel;
+import java.nio.channels.Channel;
+import java.nio.channels.ClosedChannelException;
+import java.nio.channels.FileChannel;
+import java.nio.channels.FileLock;
-public class FileLockImpl
- extends FileLock
+class FileLockImpl extends FileLock
{
private volatile boolean invalid;
+ private volatile FileLockListener listener;
FileLockImpl(FileChannel channel, long position, long size, boolean shared)
{
super(channel, position, size, shared);
}
@@ -41,17 +45,25 @@
FileLockImpl(AsynchronousFileChannel channel, long position, long size, boolean shared)
{
super(channel, position, size, shared);
}
+ void setFileLockListener(FileLockListener listener) {
+ this.listener = listener;
+ }
+
public boolean isValid() {
return !invalid;
}
void invalidate() {
assert Thread.holdsLock(this);
invalid = true;
+ FileLockListener fll;
+ if ((fll = listener) != null) {
+ fll.invalidate();
+ }
}
public synchronized void release() throws IOException {
Channel ch = acquiredBy();
if (!ch.isOpen())
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