CopyOption.java

/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
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 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
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 * 2 along with this work; if not, write to the Free Software Foundation,
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package java.nio.file;

/**
 * An object that configures how to copy or move a file.
 *
 * <p> Objects of this type may be used with the {@link
 * Files#copy(Path,Path,CopyOption[]) Files.copy(Path,Path,CopyOption...)},
 * {@link Files#copy(java.io.InputStream,Path,CopyOption[])
 * Files.copy(InputStream,Path,CopyOption...)} and {@link Files#move
 * Files.move(Path,Path,CopyOption...)} methods to configure how a file is
 * copied or moved.
 *
 * <p> The {@link StandardCopyOption} enumeration type defines the
 * <i>standard</i> options.
 *
 * @since 1.7
 */
// 复制/移动文件时用到的可选参数
public interface CopyOption {
}