com.jfinal.render

Class FileRender

java.lang.Object

com.jfinal.render.Render

com.jfinal.render.FileRender

public class FileRender
extends Render

FileRender.

Field Summary

Fields

Modifier and Type	Field and Description
protected static String	baseDownloadPath
protected static String	DEFAULT_CONTENT_TYPE
protected String	downloadFileName
protected File	file
protected static javax.servlet.ServletContext	servletContext

Fields inherited from class com.jfinal.render.Render

request, response, view

Constructor Summary

Constructors

Constructor and Description
FileRender(File file)
FileRender(File file, String downloadFileName)
FileRender(String fileName)
FileRender(String fileName, String downloadFileName)

Method Summary

Modifier and Type	Method and Description
String	encodeFileName(javax.servlet.http.HttpServletRequest request, String fileName) 依据浏览器判断编码规则
protected String	encodeFileName(String fileName)
protected void	normalRender()
protected void	processRange(Long[] range) Examples of byte-ranges-specifier values (assuming an entity-body of length 10000): The first 500 bytes (byte offsets 0-499, inclusive): bytes=0-499 The second 500 bytes (byte offsets 500-999, inclusive): bytes=500-999 The final 500 bytes (byte offsets 9500-9999, inclusive): bytes=-500 Or bytes=9500-
protected void	rangeRender()
void	render() Render to client

Methods inherited from class com.jfinal.render.Render

getDevMode, getEncoding, getView, setContext, setContext, setView

Methods inherited from class java.lang.Object

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

Field Detail

DEFAULT_CONTENT_TYPE

protected static final String DEFAULT_CONTENT_TYPE

See Also:

Constant Field Values

baseDownloadPath

protected static String baseDownloadPath

servletContext

protected static javax.servlet.ServletContext servletContext

file

protected File file

downloadFileName

protected String downloadFileName

Constructor Detail

FileRender

public FileRender(File file)

FileRender

public FileRender(File file,
                  String downloadFileName)

FileRender

public FileRender(String fileName)

FileRender

public FileRender(String fileName,
                  String downloadFileName)

Method Detail

render

public void render()

Description copied from class: Render

Render to client

Specified by:

render in class Render

encodeFileName

protected String encodeFileName(String fileName)

encodeFileName

public String encodeFileName(javax.servlet.http.HttpServletRequest request,
                             String fileName)

依据浏览器判断编码规则

normalRender

protected void normalRender()

rangeRender

protected void rangeRender()

processRange

protected void processRange(Long[] range)

Examples of byte-ranges-specifier values (assuming an entity-body of length 10000): The first 500 bytes (byte offsets 0-499, inclusive): bytes=0-499 The second 500 bytes (byte offsets 500-999, inclusive): bytes=500-999 The final 500 bytes (byte offsets 9500-9999, inclusive): bytes=-500 Or bytes=9500-