package?com.lanqiao.utils;

import?java.io.IOException;
import?java.sql.SQLException;
import?java.util.Collection;
import?java.util.Date;
import?java.util.Enumeration;
import?java.util.HashMap;
import?java.util.Map;
import?java.util.Random;

import?javax.servlet.ServletException;
import?javax.servlet.jsp.PageContext;

import?com.jspsmart.upload.File;
import?com.jspsmart.upload.Files;
import?com.jspsmart.upload.Request;
import?com.jspsmart.upload.SmartUpload;
import?com.jspsmart.upload.SmartUploadException;

/**
?*?文件上傳的類
?*?
?*?@author?Fk
?*
?*/
public?class?UploadUtil?{
	private?static?final?String?PATH?=?“images“;?//?保存圖片的路徑
	private?static?final?String?ALLOWED?=?“gifjpgpngjpeg“;?//?允許上傳的文件格式
	private?static?final?String?DENIED?=?“exebatjsphtmlcom“;?//?不可以上傳的文件格式
	private?static?final?int?TOTALMAXSIZE?=?20?*?1024?*?1024;?//?總文件大小
	private?static?final?int?SINGLEFILESIZE?=?1024?*?1024;?//?單個文件大小

	@SuppressWarnings（{?“unchecked“?“rawtypes“?}）
	public?Map?update（PageContext?context）
			throws?SmartUploadException?IOException?ServletException?SQLException?{

		Map?params?=?new?HashMap（）;

		SmartUpload?su?=?new?SmartUpload（）;
		su.initialize（context）;?//?初始化

		//?設(shè)置參數(shù)
		su.setMaxFileSize（SINGLEFILESIZE）;
		su.setTotalMaxFileSize（TOTALMAXSIZE）;
		su.setAllowedFilesList（ALLOWED）;
		su.setDeniedFilesList（DENIED）;
		su.setCharset（“utf-8“）;

		su.upload（）;?//?開始上傳

		//?獲取請求中的信息
		Request?request?=?su.getRequest（）;

		Enumeration?et?=?request.getParameterNames（）;
		String?str;

		while?（et.hasMoreElements（））?{?//?請求中的普通表單元素信息
			str?=?String.valueOf（et.nextElement（））;
			params.put（str?request.getParameter（str））;
		}

		Files?fls?=?su.getFiles（）;
		String?fileName;?//?文件名
		String?picPath?=?““;
		if?（fls?!=?null?&&?fls.getCount（）?>?0）?{?//?說明有文件
			Collection?cols?=?fls.getCollection（）;
			for?（File?fl?:?cols）?{
				if?（!fl.isMissing（））?{?//?判斷上傳的文件有沒有丟失數(shù)據(jù)
					fileName?=?PATH?+?“/“?+?new?Date（）.getTime（）?+?““?+?new?Random（）.nextInt（100000）?+?“.“
							+?fl.getFileExt（）;?//?獲取擴(kuò)展名

					//?將圖片寫入服務(wù)器
					fl.saveAs（fileName?SmartUpload.SAVE_VIRTUAL）;
					picPath?+=?fileName?+?““;
				}
			}
			picPath?=?picPath.substring（0?picPath.lastIndexOf（““））;
			params.put（“photo“?picPath）;?//?往數(shù)據(jù)庫存的圖片路徑信息
		}
		return?params;
	}
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2018-03-10?17:48??百度人臉識別\
?????文件??????514314??2017-07-10?19:12??百度人臉識別\FACE.zh.pdf
?????目錄???????????0??2017-08-22?20:13??百度人臉識別\FaceRecognition\
?????文件?????????831??2017-07-20?11:26??百度人臉識別\FaceRecognition\.classpath
?????文件?????????915??2017-07-10?21:00??百度人臉識別\FaceRecognition\.project
?????目錄???????????0??2017-08-22?20:13??百度人臉識別\FaceRecognition\.settings\
?????文件?????????567??2017-07-10?21:00??百度人臉識別\FaceRecognition\.settings\.jsdtscope
?????文件?????????364??2017-07-10?21:00??百度人臉識別\FaceRecognition\.settings\org.eclipse.jdt.core.prefs
?????文件?????????497??2017-07-10?21:00??百度人臉識別\FaceRecognition\.settings\org.eclipse.wst.common.component
?????文件?????????305??2017-07-20?10:53??百度人臉識別\FaceRecognition\.settings\org.eclipse.wst.common.project.facet.core.xml
?????文件??????????49??2017-07-10?21:00??百度人臉識別\FaceRecognition\.settings\org.eclipse.wst.jsdt.ui.superType.container
?????文件???????????6??2017-07-10?21:00??百度人臉識別\FaceRecognition\.settings\org.eclipse.wst.jsdt.ui.superType.name
?????目錄???????????0??2017-08-22?20:13??百度人臉識別\FaceRecognition\build\
?????目錄???????????0??2017-08-22?20:13??百度人臉識別\FaceRecognition\build\classes\
?????目錄???????????0??2017-08-22?20:13??百度人臉識別\FaceRecognition\build\classes\com\
?????目錄???????????0??2017-08-22?20:13??百度人臉識別\FaceRecognition\build\classes\com\lanqiao\
?????目錄???????????0??2017-08-22?20:13??百度人臉識別\FaceRecognition\build\classes\com\lanqiao\servlets\
?????文件????????6611??2017-07-23?17:39??百度人臉識別\FaceRecognition\build\classes\com\lanqiao\servlets\FaceServlet.class
?????目錄???????????0??2017-08-22?20:13??百度人臉識別\FaceRecognition\build\classes\com\lanqiao\utils\
?????文件????????3842??2017-07-22?22:36??百度人臉識別\FaceRecognition\build\classes\com\lanqiao\utils\UploadUtil.class
?????目錄???????????0??2017-08-22?20:13??百度人臉識別\FaceRecognition\src\
?????目錄???????????0??2017-08-22?20:13??百度人臉識別\FaceRecognition\src\com\
?????目錄???????????0??2017-08-22?20:13??百度人臉識別\FaceRecognition\src\com\lanqiao\
?????目錄???????????0??2017-08-22?20:13??百度人臉識別\FaceRecognition\src\com\lanqiao\servlets\
?????文件????????5932??2017-07-23?17:39??百度人臉識別\FaceRecognition\src\com\lanqiao\servlets\FaceServlet.java
?????目錄???????????0??2017-08-22?20:13??百度人臉識別\FaceRecognition\src\com\lanqiao\utils\
?????文件????????2530??2017-07-22?22:36??百度人臉識別\FaceRecognition\src\com\lanqiao\utils\UploadUtil.java
?????文件????????2530??2017-07-22?22:36??百度人臉識別\FaceRecognition\UploadUtil.java
?????目錄???????????0??2017-08-22?20:13??百度人臉識別\FaceRecognition\WebContent\
?????目錄???????????0??2017-07-18?22:10??百度人臉識別\FaceRecognition\WebContent\images\
?????文件????????4242??2017-07-23?15:57??百度人臉識別\FaceRecognition\WebContent\index.html
............此處省略27個文件信息