com.fr.decision.webservice.v10.attach

类 AttachmentService

java.lang.Object

com.fr.decision.webservice.v10.attach.AttachmentService

public class AttachmentService
extends java.lang.Object

Created by Zed on 2018/03/09. 平台附件操作服务提供者

字段概要

字段

限定符和类型	字段和说明
static java.lang.String	BASE64_DATA

构造器概要

构造器

构造器和说明
AttachmentService()

方法概要

方法

限定符和类型	方法和说明
void	downloadAttach(javax.servlet.http.HttpServletRequest req, javax.servlet.http.HttpServletResponse res, java.lang.String[] ids) 附件下载（批量）
void	exportImg(javax.servlet.http.HttpServletRequest req, javax.servlet.http.HttpServletResponse res, java.lang.String id) 导出图片
java.lang.String	getImageBase64(java.lang.String id) 获取图片的base64数据
static AttachmentService	getInstance()
void	showImage(javax.servlet.http.HttpServletRequest req, javax.servlet.http.HttpServletResponse res, java.lang.String id, java.lang.String format, boolean adjust) 获取图片
void	uploadAttach(javax.servlet.http.HttpServletRequest req, javax.servlet.http.HttpServletResponse res, int width, int height, java.lang.String fileName) 上传附件

从类继承的方法 java.lang.Object

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

字段详细资料

BASE64_DATA

public static final java.lang.String BASE64_DATA

另请参阅:

常量字段值

构造器详细资料

AttachmentService

public AttachmentService()

方法详细资料

getInstance

public static AttachmentService getInstance()

exportImg

public void exportImg(javax.servlet.http.HttpServletRequest req,
             javax.servlet.http.HttpServletResponse res,
             java.lang.String id)
               throws java.lang.Exception

导出图片

参数:

req - 请求

res - 响应

id - 附件id

抛出:

java.lang.Exception - 异常

downloadAttach

public void downloadAttach(javax.servlet.http.HttpServletRequest req,
                  javax.servlet.http.HttpServletResponse res,
                  java.lang.String[] ids)
                    throws java.lang.Exception

附件下载（批量）

参数:

req - 请求

res - 响应

ids - 附件id数组

抛出:

java.lang.Exception - 异常

uploadAttach

public void uploadAttach(javax.servlet.http.HttpServletRequest req,
                javax.servlet.http.HttpServletResponse res,
                int width,
                int height,
                java.lang.String fileName)
                  throws java.lang.Exception

上传附件

参数:

req - 请求

res - 响应

width - 宽

height - 长

fileName - 附件名称

抛出:

java.lang.Exception - 异常

showImage

public void showImage(javax.servlet.http.HttpServletRequest req,
             javax.servlet.http.HttpServletResponse res,
             java.lang.String id,
             java.lang.String format,
             boolean adjust)
               throws java.lang.Exception

获取图片

参数:

req - 请求

res - 响应

id - 附件id

format - 编码

adjust - 是否调整大小

抛出:

java.lang.Exception - 异常

getImageBase64

public java.lang.String getImageBase64(java.lang.String id)
                                throws java.lang.Exception

获取图片的base64数据

参数:

id -

返回:

抛出:

java.lang.Exception