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

Class StreamCopier

java.lang.Object

org.aoju.bus.core.io.copier.IoCopier<InputStream,OutputStream>

org.aoju.bus.core.io.copier.StreamCopier

public class StreamCopier
extends IoCopier<InputStream,OutputStream>

InputStream 向 OutputStream 拷贝

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
StreamCopier()	构造
StreamCopier(int bufferSize)	构造
StreamCopier(int bufferSize, long count)	构造
StreamCopier(int bufferSize, long count, Progress progress)	构造

Method Summary

Modifier and Type	Method	Description
long	copy(InputStream source, OutputStream 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

StreamCopier

public StreamCopier()

构造

StreamCopier

public StreamCopier(int bufferSize)

构造

Parameters:

bufferSize - 缓存大小

StreamCopier

public StreamCopier(int bufferSize,
 long count)

构造

Parameters:

bufferSize - 缓存大小

count - 拷贝总数，-1表示无限制

StreamCopier

public StreamCopier(int bufferSize,
 long count,
 Progress progress)

构造

Parameters:

bufferSize - 缓存大小

count - 拷贝总数，-1表示无限制

progress - 进度条

Method Details

copy

public long copy(InputStream source,
 OutputStream target)

Description copied from class: IoCopier

执行拷贝

Specified by:

copy in class IoCopier<InputStream,OutputStream>

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