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63 lines
2.3 KiB
Java
63 lines
2.3 KiB
Java
/*
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* Copyright (c) 2000, 2022, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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package sun.nio.ch;
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import java.io.FileDescriptor;
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class FileDispatcherImpl extends UnixFileDispatcherImpl {
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FileDispatcherImpl() {
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super();
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}
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int maxDirectTransferSize() {
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return 0x7ffff000; // 2,147,479,552 maximum for sendfile()
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}
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long transferTo(FileDescriptor src, long position, long count,
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FileDescriptor dst, boolean append) {
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return transferTo0(src, position, count, dst, append);
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}
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long transferFrom(FileDescriptor src, FileDescriptor dst,
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long position, long count, boolean append) {
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return transferFrom0(src, dst, position, count, append);
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}
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// -- Native methods --
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static native long transferTo0(FileDescriptor src, long position,
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long count, FileDescriptor dst,
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boolean append);
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static native long transferFrom0(FileDescriptor src, FileDescriptor dst,
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long position, long count, boolean append);
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static native void init0();
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static {
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init0();
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}
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}
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