Class OpenFileVisitors

java.lang.Object

cloud.opencode.base.io.OpenFileVisitors

public final class OpenFileVisitors
extends Object

File Visitors Utility Class 文件访问器工具类

Utility class providing pre-built FileVisitor implementations for common file tree operations.

提供用于常见文件树操作的预构建FileVisitor实现的工具类。

Features | 主要功能:

• Delete visitor - 删除访问器
• Copy visitor - 复制访问器
• Custom action visitor - 自定义操作访问器

Usage Examples | 使用示例:

// Delete directory recursively
Files.walkFileTree(dir, OpenFileVisitors.deleteVisitor());

// Copy directory
Files.walkFileTree(source, OpenFileVisitors.copyVisitor(source, target));

// Custom action
Files.walkFileTree(dir, OpenFileVisitors.actionVisitor(
    path -> System.out.println("Found: " + path)
));

Security | 安全性:

• Thread-safe: Yes - 线程安全: 是

Since:

JDK 25, opencode-base-io V1.0.0

Author:

Leon Soo www.LeonSoo.com

See Also:

• OpenCode.cloud

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	OpenFileVisitors.CountingVisitor	Counting Visitor 计数访问器
static class	OpenFileVisitors.SizeVisitor	Size Visitor 大小访问器

Method Summary

Modifier and Type	Method	Description
static FileVisitor<Path>	actionVisitor(Consumer<Path> action)	Creates an action visitor that performs an action on each file 创建对每个文件执行操作的操作访问器
static FileVisitor<Path>	copyVisitor(Path source, Path target, CopyOption... options)	Creates a copy visitor that copies files and directories 创建复制文件和目录的复制访问器
static OpenFileVisitors.CountingVisitor	countingVisitor()	Creates a counting visitor that counts files and directories 创建统计文件和目录的计数访问器
static FileVisitor<Path>	deleteVisitor()	Creates a delete visitor that removes all files and directories 创建删除所有文件和目录的删除访问器
static FileVisitor<Path>	filteredVisitor(BiPredicate<Path, BasicFileAttributes> filter, Consumer<Path> action)	Creates a filtered action visitor 创建带过滤器的操作访问器
static OpenFileVisitors.SizeVisitor	sizeVisitor()	Creates a size calculating visitor 创建计算大小的访问器

Methods inherited from class Object

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

Method Details

deleteVisitor

public static FileVisitor<Path> deleteVisitor()

Creates a delete visitor that removes all files and directories 创建删除所有文件和目录的删除访问器

Returns:

file visitor | 文件访问器

copyVisitor

public static FileVisitor<Path> copyVisitor(Path source,
 Path target,
 CopyOption... options)

Creates a copy visitor that copies files and directories 创建复制文件和目录的复制访问器

Parameters:

source - the source directory | 源目录

target - the target directory | 目标目录

options - the copy options | 复制选项

Returns:

file visitor | 文件访问器

actionVisitor

public static FileVisitor<Path> actionVisitor(Consumer<Path> action)

Creates an action visitor that performs an action on each file 创建对每个文件执行操作的操作访问器

Parameters:

action - the action to perform | 要执行的操作

Returns:

file visitor | 文件访问器

filteredVisitor

public static FileVisitor<Path> filteredVisitor(BiPredicate<Path, BasicFileAttributes> filter,
 Consumer<Path> action)

Creates a filtered action visitor 创建带过滤器的操作访问器

Parameters:

filter - the filter predicate | 过滤谓词

action - the action to perform | 要执行的操作

Returns:

file visitor | 文件访问器

countingVisitor

public static OpenFileVisitors.CountingVisitor countingVisitor()

Creates a counting visitor that counts files and directories 创建统计文件和目录的计数访问器

Returns:

counting visitor | 计数访问器

sizeVisitor

public static OpenFileVisitors.SizeVisitor sizeVisitor()

Creates a size calculating visitor 创建计算大小的访问器

Returns:

size visitor | 大小访问器