cn.hutool.core.io.resource

Class BytesResource

java.lang.Object

cn.hutool.core.io.resource.BytesResource

All Implemented Interfaces:

Resource, Serializable

public class BytesResource
extends Object
implements Resource, Serializable

基于byte[]的资源获取器
注意：此对象中getUrl方法始终返回null

Since:

4.0.9

Author:

looly

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
BytesResource(byte[] bytes) 构造
BytesResource(byte[] bytes, String name) 构造

Method Summary

Modifier and Type	Method and Description
String	getName() 获取资源名，例如文件资源的资源名为文件名
InputStream	getStream() 获得 InputStream
URL	getUrl() 获得解析后的URL，无对应URL的返回null
byte[]	readBytes() 读取资源内容，读取完毕后会关闭流 关闭流并不影响下一次读取
String	readStr(Charset charset) 读取资源内容，读取完毕后会关闭流 关闭流并不影响下一次读取

Methods inherited from class java.lang.Object

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

Methods inherited from interface cn.hutool.core.io.resource.Resource

getReader, isModified, readUtf8Str, writeTo

Constructor Detail

BytesResource

public BytesResource(byte[] bytes)

构造

Parameters:

bytes - 字节数组

BytesResource

public BytesResource(byte[] bytes,
                     String name)

构造

Parameters:

bytes - 字节数组

name - 资源名称

Method Detail

getName

public String getName()

Description copied from interface: Resource

获取资源名，例如文件资源的资源名为文件名

Specified by:

getName in interface Resource

Returns:

资源名

getUrl

public URL getUrl()

Description copied from interface: Resource

获得解析后的URL，无对应URL的返回null

Specified by:

getUrl in interface Resource

Returns:

解析后的URL

getStream

public InputStream getStream()

Description copied from interface: Resource

获得 InputStream

Specified by:

getStream in interface Resource

Returns:

InputStream

readStr

public String readStr(Charset charset)
               throws IORuntimeException

Description copied from interface: Resource

读取资源内容，读取完毕后会关闭流
关闭流并不影响下一次读取

Specified by:

readStr in interface Resource

Parameters:

charset - 编码

Returns:

读取资源内容

Throws:

IORuntimeException - 包装IOException

readBytes

public byte[] readBytes()
                 throws IORuntimeException

Description copied from interface: Resource

读取资源内容，读取完毕后会关闭流
关闭流并不影响下一次读取

Specified by:

readBytes in interface Resource

Returns:

读取资源内容

Throws:

IORuntimeException - 包装IOException