net.ymate.platform.webmvc.view.impl

Class BinaryView

java.lang.Object

net.ymate.platform.webmvc.view.AbstractView

net.ymate.platform.webmvc.view.impl.BinaryView

All Implemented Interfaces:

Serializable, IView

public class BinaryView
extends AbstractView

二进制数据流视图

Author:

刘镇 (suninformation@163.com) on 2011-10-23 上午11:32:55

See Also:

Serialized Form

Field Summary

Fields inherited from class net.ymate.platform.webmvc.view.AbstractView

attributes, baseViewPath, contentType, response

Fields inherited from interface net.ymate.platform.webmvc.view.IView

DEFAULT_CHARSET

Constructor Summary

Constructors

Constructor and Description
BinaryView(InputStream inputStream, long length) 构造器
BinaryView(Object data) 构造器

Method Summary

Modifier and Type	Method and Description
static BinaryView	bind(File targetFile)
protected void	doRenderView() 视图渲染具体操作
BinaryView	useAttachment(String dispFileName)

Methods inherited from class net.ymate.platform.webmvc.view.AbstractView

addAttribute, addAttributes, addDateHeader, addHeader, addIntHeader, buildUrl, doProcessPath, doViewInit, getAttribute, getAttributes, getBaseViewPath, getContentType, render, render, setContentType

Methods inherited from class java.lang.Object

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

Constructor Detail

BinaryView

public BinaryView(Object data)

构造器

Parameters:

data - 数据对象

BinaryView

public BinaryView(InputStream inputStream,
                  long length)

构造器

Parameters:

inputStream - 数据输入流

length - 输入流数据长度

Method Detail

bind

public static BinaryView bind(File targetFile)

Parameters:

targetFile - 目标文件

Returns:

加载文件并转换成二进制视图类对象，若目标文件不存在或无较则返回NULL

doRenderView

protected void doRenderView()
                     throws Exception

Description copied from class: AbstractView

视图渲染具体操作

Specified by:

doRenderView in class AbstractView

Throws:

Exception - 抛出任何可能异常

useAttachment

public BinaryView useAttachment(String dispFileName)

Parameters:

dispFileName - 显示的文件名称

Returns:

设置采用档案下载的方式