package?com;

import?java.awt.*;
import?java.awt.geom.*;
import?java.awt.image.BufferedImage;
import?java.io.IOException;
import?java.util.Random;

import?javax.imageio.ImageIO;
import?javax.servlet.ServletException;
import?javax.servlet.http.HttpServlet;
import?javax.servlet.http.HttpServletRequest;
import?javax.servlet.http.HttpServletResponse;
import?javax.servlet.http.HttpSession;

public?class?PictureCheckCode?extends?HttpServlet?{
	private?String?ctmp?=?““;
	public?String?getCtmp（）{
		
		return?ctmp;
		
	}
	public?PictureCheckCode（）?{
		super（）;
	}

	public?void?destroy（）?{
		super.destroy（）;?
	}

	public?void?init（）?throws?ServletException?{
		super.init（）;
	}

	//??????????
	public?Color?getRandColor（int?s?int?e）?{
		Random?random?=?new?Random（）;
		if?（s?>?255）?s?=?255;
		if?（e?>?255）?e?=?255;
		int?r?=?s?+?random.nextInt（e?-?s）;		//??????RGB????е?r?
		int?g?=?s?+?random.nextInt（e?-?s）;		//??????RGB????е?g?
		int?b?=?s?+?random.nextInt（e?-?s）;		//??????RGB????е?b?
		return?new?Color（r?g?b）;
	}

	public?void?service（HttpServletRequest?request?HttpServletResponse?response）
			throws?ServletException?IOException?{
		response.setHeader（“Pragma“?“No-cache“）;
		response.setHeader（“Cache-Control“?“No-cache“）;
		response.setDateHeader（“Expires“?0）;
		response.setContentType（“image/jpeg“）;
		int?width?=?86;
		int?height?=?22;
		BufferedImage?image?=?new?BufferedImage（width?height
				BufferedImage.TYPE_INT_RGB）;
		Graphics?g?=?image.getGraphics（）;
		Graphics2D?g2d?=?（Graphics2D）?g;
		Random?random?=?new?Random（）;
		Font?mFont?=?new?Font（“????“?Font.BOLD?17）;
		g.setColor（getRandColor（200?250））;
		g.fillRect（0?0?width?height）;
		g.setFont（mFont）;
		g.setColor（getRandColor（180?200））;
		
		for?（int?i?=?0;?i?			int?x?=?random.nextInt（width?-?1）;
			int?y?=?random.nextInt（height?-?1）;
			int?x1?=?random.nextInt（6）?+?1;
			int?y1?=?random.nextInt（12）?+?1;
			BasicStroke?bs?=?new?BasicStroke（2f?BasicStroke.CAP_BUTT
					BasicStroke.JOIN_BEVEL）;
			Line2D?line?=?new?Line2D.Double（x?y?x?+?x1?y?+?y1）;
			g2d.setStroke（bs）;
			g2d.draw（line）;
		}
		String?sRand?=?““;
		//???????????????
		
		int?itmp?=?0;
		for?（int?i?=?0;?i?			//random?=?new?Random（new?java.util.Date（）.getTime（）?+?i）;
			switch?（random.nextInt（4））?{
			case?1:
				itmp?=?random.nextInt（26）?+?65;?//????A~Z?????
				ctmp?=?String.valueOf（（char）?itmp）;
				break;
			case?2:?//???????
				String[]?rbase?=?{?“0“?“1“?“2“?“3“?“4“?“5“?“6“?“7“?“8“
						“9“?“a“?“b“?“c“?“d“?“e“?“f“?};
				//?????1λ??????
				int?r1?=?random.nextInt（3）?+?11;	//???11??14?????????
				String?str_r1?=?rbase[r1];
				//?????2λ??????
				int?r2;
				if?（r1?==?13）?{
					r2?=?random.nextInt（7）;			//???0??7?????????
				}?else?{
					r2?=?random.nextInt（16）;		//???0??16?????????
				}
				String?str_r2?=?rbase[r2];
				//?????1λ??λ??
				int?r3?=?random.nextInt（6）

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----

?????文件????????456??2013-09-05?14:05??HR\1638085903287296\HR\.classpath

?????文件????????279??2013-09-06?19:28??HR\1638085903287296\HR\.mymetadata

?????文件???????1408??2013-09-04?10:42??HR\1638085903287296\HR\.project

?????文件????????500??2013-09-04?10:45??HR\1638085903287296\HR\.settings\.jsdtscope

?????文件????????239??2013-09-05?00:48??HR\1638085903287296\HR\.settings\org.eclipse.core.resources.prefs

?????文件?????????83??2013-09-04?10:45??HR\1638085903287296\HR\.settings\org.eclipse.core.runtime.prefs

?????文件????????330??2013-09-04?10:45??HR\1638085903287296\HR\.settings\org.eclipse.jdt.core.prefs

?????文件?????????49??2013-09-04?10:45??HR\1638085903287296\HR\.settings\org.eclipse.wst.jsdt.ui.superType.container

?????文件??????????6??2013-09-04?10:45??HR\1638085903287296\HR\.settings\org.eclipse.wst.jsdt.ui.superType.name

?????文件???????1167??2013-09-06?16:34??HR\1638085903287296\HR\src\com\chinasofti\dao\AdminDao.java

?????文件???????3348??2013-09-07?09:34??HR\1638085903287296\HR\src\com\chinasofti\dao\AgreementDao.java

?????文件???????4744??2013-09-08?02:20??HR\1638085903287296\HR\src\com\chinasofti\dao\AlterDao.java

?????文件???????1382??2013-09-08?17:13??HR\1638085903287296\HR\src\com\chinasofti\dao\CertSelectDao.java

?????文件???????2964??2013-09-07?09:34??HR\1638085903287296\HR\src\com\chinasofti\dao\FileDao.java

?????文件???????3524??2013-09-08?17:13??HR\1638085903287296\HR\src\com\chinasofti\dao\StaffCertDao.java

?????文件???????4484??2013-09-07?10:28??HR\1638085903287296\HR\src\com\chinasofti\dao\StaffDao.java

?????文件???????3924??2013-09-08?17:13??HR\1638085903287296\HR\src\com\chinasofti\dao\TrainGradeDao.java

?????文件???????4895??2013-09-08?17:13??HR\1638085903287296\HR\src\com\chinasofti\dao\TrainRecordDao.java

?????文件???????3434??2013-09-08?17:13??HR\1638085903287296\HR\src\com\chinasofti\dao\TrainTypeDao.java

?????文件???????1007??2013-09-06?16:34??HR\1638085903287296\HR\src\com\chinasofti\domain\Admin.java

?????文件???????1859??2013-09-07?09:35??HR\1638085903287296\HR\src\com\chinasofti\domain\Agreement.java

?????文件???????2091??2013-09-06?10:18??HR\1638085903287296\HR\src\com\chinasofti\domain\Alter.java

?????文件???????1520??2013-09-08?17:14??HR\1638085903287296\HR\src\com\chinasofti\domain\CertSelect.java

?????文件???????1695??2013-09-07?09:35??HR\1638085903287296\HR\src\com\chinasofti\domain\File.java

?????文件???????2148??2013-09-07?09:49??HR\1638085903287296\HR\src\com\chinasofti\domain\Staff.java

?????文件???????1130??2013-09-08?17:14??HR\1638085903287296\HR\src\com\chinasofti\domain\StaffCert.java

?????文件???????1536??2013-09-08?17:14??HR\1638085903287296\HR\src\com\chinasofti\domain\TrainGrade.java

?????文件???????2623??2013-09-08?17:14??HR\1638085903287296\HR\src\com\chinasofti\domain\TrainRecord.java

?????文件???????1033??2013-09-08?17:14??HR\1638085903287296\HR\src\com\chinasofti\domain\TrainType.java

?????文件????????361??2013-09-06?16:35??HR\1638085903287296\HR\src\com\chinasofti\service\AdminService.java

............此處省略323個(gè)文件信息