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

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   1 /*
   2  * Copyright (c) 2008, 2019, 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


1135             // buffer already contains the string contents
1136             if (buffer.owner() == s)
1137                 return buffer;
1138         }
1139 
1140         // copy into buffer and zero terminate
1141         char[] chars = s.toCharArray();
1142         unsafe.copyMemory(chars, Unsafe.ARRAY_CHAR_BASE_OFFSET, null,
1143             buffer.address(), (long)stringLengthInBytes);
1144         unsafe.putChar(buffer.address() + stringLengthInBytes, (char)0);
1145         buffer.setOwner(s);
1146         return buffer;
1147     }
1148 
1149     // -- native library initialization --
1150 
1151     private static native void initIDs();
1152 
1153     static {
1154         // nio.dll has dependency on net.dll
1155         jdk.internal.loader.BootLoader.loadLibrary("net");
1156         jdk.internal.loader.BootLoader.loadLibrary("nio");
1157         initIDs();
1158     }
1159 
1160 }
   1 /*
   2  * Copyright (c) 2008, 2020, 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


1135             // buffer already contains the string contents
1136             if (buffer.owner() == s)
1137                 return buffer;
1138         }
1139 
1140         // copy into buffer and zero terminate
1141         char[] chars = s.toCharArray();
1142         unsafe.copyMemory(chars, Unsafe.ARRAY_CHAR_BASE_OFFSET, null,
1143             buffer.address(), (long)stringLengthInBytes);
1144         unsafe.putChar(buffer.address() + stringLengthInBytes, (char)0);
1145         buffer.setOwner(s);
1146         return buffer;
1147     }
1148 
1149     // -- native library initialization --
1150 
1151     private static native void initIDs();
1152 
1153     static {
1154         // nio.dll has dependency on net.dll
1155         sun.security.action.LoadLibraryAction.privilegedLoadLibrary("net");
1156         sun.security.action.LoadLibraryAction.privilegedLoadLibrary("nio");
1157         initIDs();
1158     }
1159 
1160 }
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