cn.hutool.core.io.file.visitor

Class CopyVisitor

java.lang.Object

java.nio.file.SimpleFileVisitor<Path>

cn.hutool.core.io.file.visitor.CopyVisitor

All Implemented Interfaces:

FileVisitor<Path>

public class CopyVisitor
extends SimpleFileVisitor<Path>

文件拷贝的FileVisitor实现，用于递归遍历拷贝目录，此类非线程安全
此类在遍历源目录并复制过程中会自动创建目标目录中不存在的上级目录。

Since:

5.5.1

Author:

looly

Constructor Summary

Constructors

Constructor and Description
CopyVisitor(Path source, Path target, CopyOption... copyOptions) 构造

Method Summary

Modifier and Type	Method and Description
FileVisitResult	preVisitDirectory(Path dir, BasicFileAttributes attrs)
FileVisitResult	visitFile(Path file, BasicFileAttributes attrs)

Methods inherited from class java.nio.file.SimpleFileVisitor

postVisitDirectory, visitFileFailed

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

CopyVisitor

public CopyVisitor(Path source,
                   Path target,
                   CopyOption... copyOptions)

构造

Parameters:

source - 源Path，或基准路径，用于计算被拷贝文件的相对路径

target - 目标Path

copyOptions - 拷贝选项，如跳过已存在等

Method Detail

preVisitDirectory

public FileVisitResult preVisitDirectory(Path dir,
                                         BasicFileAttributes attrs)
                                  throws IOException

Specified by:

preVisitDirectory in interface FileVisitor<Path>

Overrides:

preVisitDirectory in class SimpleFileVisitor<Path>

Throws:

IOException

visitFile

public FileVisitResult visitFile(Path file,
                                 BasicFileAttributes attrs)
                          throws IOException

Specified by:

visitFile in interface FileVisitor<Path>

Overrides:

visitFile in class SimpleFileVisitor<Path>

Throws:

IOException