Package org.aoju.bus.core.io.copier

Class FileChannelCopier

java.lang.Object

org.aoju.bus.core.io.copier.IoCopier<FileChannel,FileChannel>

org.aoju.bus.core.io.copier.FileChannelCopier

public class FileChannelCopier
extends IoCopier<FileChannel,FileChannel>

FileChannel 数据拷贝封装

Since:

Java 17+

Author:

Kimi Liu

Field Summary

Fields inherited from class org.aoju.bus.core.io.copier.IoCopier

bufferSize, count, flushEveryBuffer, progress

Constructor Summary

Constructors

Constructor	Description
FileChannelCopier(long count)	构造

Method Summary

Modifier and Type	Method	Description
long	copy(FileInputStream in, FileOutputStream out)	拷贝文件流，使用NIO
long	copy(FileChannel source, FileChannel target)	执行拷贝

Methods inherited from class org.aoju.bus.core.io.copier.IoCopier

bufferSize, setFlushEveryBuffer

Methods inherited from class java.lang.Object

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

Constructor Details

FileChannelCopier

public FileChannelCopier(long count)

构造

Parameters:

count - 拷贝总数，-1表示无限制

Method Details

copy

public long copy(FileInputStream in,
 FileOutputStream out)

拷贝文件流，使用NIO

Parameters:

in - 输入

out - 输出

Returns:

拷贝的字节数

copy

public long copy(FileChannel source,
 FileChannel target)

Description copied from class: IoCopier

执行拷贝

Specified by:

copy in class IoCopier<FileChannel,FileChannel>

Parameters:

source - 拷贝源，如InputStream、Reader等

target - 拷贝目标，如OutputStream、Writer等

Returns:

拷贝的实际长度