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src/java.base/windows/classes/sun/nio/fs/WindowsChannelFactory.java

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rev 51958 : 8211122: Reduce the number of internal classes made accessible to jdk.unsupported
Reviewed-by: alanb, dfuchs, kvn
   1 /*
   2  * Copyright (c) 2008, 2017, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package sun.nio.fs;
  27 
  28 import java.io.FileDescriptor;
  29 import java.io.IOException;
  30 import java.nio.channels.AsynchronousFileChannel;
  31 import java.nio.channels.FileChannel;
  32 import java.nio.file.LinkOption;
  33 import java.nio.file.OpenOption;
  34 import java.nio.file.StandardOpenOption;
  35 import java.util.Set;
  36 
  37 import jdk.internal.misc.JavaIOFileDescriptorAccess;
  38 import jdk.internal.misc.SharedSecrets;
  39 import sun.nio.ch.FileChannelImpl;
  40 import sun.nio.ch.ThreadPool;
  41 import sun.nio.ch.WindowsAsynchronousFileChannelImpl;
  42 
  43 import static sun.nio.fs.WindowsNativeDispatcher.*;
  44 import static sun.nio.fs.WindowsConstants.*;
  45 
  46 /**
  47  * Factory to create FileChannels and AsynchronousFileChannels.
  48  */
  49 
  50 class WindowsChannelFactory {
  51     private static final JavaIOFileDescriptorAccess fdAccess =
  52         SharedSecrets.getJavaIOFileDescriptorAccess();
  53 
  54     private WindowsChannelFactory() { }
  55 
  56     /**
  57      * Do not follow reparse points when opening an existing file. Do not fail
  58      * if the file is a reparse point.


   1 /*
   2  * Copyright (c) 2008, 2018, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package sun.nio.fs;
  27 
  28 import java.io.FileDescriptor;
  29 import java.io.IOException;
  30 import java.nio.channels.AsynchronousFileChannel;
  31 import java.nio.channels.FileChannel;
  32 import java.nio.file.LinkOption;
  33 import java.nio.file.OpenOption;
  34 import java.nio.file.StandardOpenOption;
  35 import java.util.Set;
  36 
  37 import jdk.internal.access.JavaIOFileDescriptorAccess;
  38 import jdk.internal.access.SharedSecrets;
  39 import sun.nio.ch.FileChannelImpl;
  40 import sun.nio.ch.ThreadPool;
  41 import sun.nio.ch.WindowsAsynchronousFileChannelImpl;
  42 
  43 import static sun.nio.fs.WindowsNativeDispatcher.*;
  44 import static sun.nio.fs.WindowsConstants.*;
  45 
  46 /**
  47  * Factory to create FileChannels and AsynchronousFileChannels.
  48  */
  49 
  50 class WindowsChannelFactory {
  51     private static final JavaIOFileDescriptorAccess fdAccess =
  52         SharedSecrets.getJavaIOFileDescriptorAccess();
  53 
  54     private WindowsChannelFactory() { }
  55 
  56     /**
  57      * Do not follow reparse points when opening an existing file. Do not fail
  58      * if the file is a reparse point.


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