package?org.travel.contr;

import?org.springframework.web.bind.annotation.RequestMapping;
import?org.springframework.web.bind.annotation.RequestMethod;
import?org.springframework.web.bind.annotation.RequestParam;
import?org.springframework.web.bind.annotation.ResponseBody;


import?org.springframework.stereotype.Controller;
import?org.springframework.web.bind.annotation.RequestMapping;
import?org.springframework.web.bind.annotation.RequestMethod;
import?org.springframework.web.bind.annotation.ResponseBody;

import?javax.imageio.ImageIO;
import?javax.servlet.ServletOutputStream;
import?javax.servlet.http.HttpServletRequest;
import?javax.servlet.http.HttpServletResponse;
import?javax.servlet.http.HttpSession;
import?java.awt.*;
import?java.awt.image.BufferedImage;
import?java.io.IOException;
import?java.util.Random;

@Controller
public?class?CaptchaController?{

????private?int?width?=?80;//?定義圖片的width
????private?int?height?=?20;//?定義圖片的height
????private?int?codeCount?=?4;//?定義圖片上顯示驗證碼的個數
????private?int?xx?=?15;
????private?int?fontHeight?=?20;
????private?int?codeY?=?18;
????char[]?codeSequence?=?{‘A‘?‘B‘?‘C‘?‘D‘?‘E‘?‘F‘?‘G‘?‘H‘?‘I‘?‘J‘?‘K‘?‘L‘?‘M‘?‘N‘?‘O‘?‘P‘?‘Q‘?‘R‘?‘S‘?‘T‘?‘U‘?‘V‘?‘W‘?‘X‘
????????????‘Y‘?‘Z‘?‘0‘?‘1‘?‘2‘?‘3‘?‘4‘?‘5‘?‘6‘?‘7‘?‘8‘?‘9‘};

????/**
?????*
?????*?@param?timestamp
?????*?@param?code
?????*?@param?request
?????*?@return?true或fasleture表示驗證成功false表示驗證失敗
?????*/
????@RequestMapping（value?=?“/checkCaptcha.do“?method?=?RequestMethod.POST）
????@ResponseBody
????public?String?checkCaptcha（@RequestParam（value?=?“timestamp“?required?=?false）?String?timestamp?@RequestParam（value?=?“code“?required?=?false）?String?code?HttpServletRequest?request）?{
????????if（code?==?null?||?code.isEmpty（））{
????????????return?“false“;
????????}
????????String?original?=（String）?request.getSession（）.getAttribute（“code“）;
????????if（original.equalsIgnoreCase（code））{
????????????return?“true“;
????????}
????????return?“false“;
????}


????@RequestMapping（“/code.do“）
????public?void?getCode（HttpServletRequest?req?HttpServletResponse?resp）?throws?IOException?{
????????//?定義圖像buffer
????????BufferedImage?buffImg?=?new?BufferedImage（width?height?BufferedImage.TYPE_INT_RGB）;
????????Graphics?gd?=?buffImg.getGraphics（）;
????????//?創建一個隨機數生成器類
????????Random?random?=?new?Random（）;
????????//?將圖像填充為白色
????????gd.setColor（Color.WHITE）;
????????gd.fillRect（0?0?width?height）;
????????//?創建字體，字體的大小應該根據圖片的高度來定。
????????Font?font?=?new?Font（“Fixedsys“?Font.BOLD?fontHeight）;
????????//?設置字體。
????????gd.setFont（font）;
????????//?畫邊框。
????????gd.setColor（Color.BLACK）;
????????gd.drawRect（0?0?width?-?1?height?-?1）;
????????//?隨機產生40條干擾線，使圖象中的認證碼不易被其它程序探測到。
????????gd.setColor（Color.BLACK）;
????????for?（int?i?=?0;?i?????????????int?x?=?random.nextInt（width）;
????????????int?y?=?random.nextInt（height）;
????????????int?xl?=?ran

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2019-01-10?21:51??TravelShowSystem\
?????文件?????????903??2019-01-10?21:38??TravelShowSystem\.classpath
?????文件????????1450??2019-01-10?21:37??TravelShowSystem\.project
?????目錄???????????0??2019-01-10?21:32??TravelShowSystem\.settings\
?????文件?????????564??2019-01-10?21:37??TravelShowSystem\.settings\.jsdtscope
?????文件??????????77??2019-01-10?21:32??TravelShowSystem\.settings\org.eclipse.core.resources.prefs
?????文件?????????478??2019-01-10?21:37??TravelShowSystem\.settings\org.eclipse.jdt.core.prefs
?????文件??????????90??2019-01-10?21:37??TravelShowSystem\.settings\org.eclipse.m2e.core.prefs
?????文件?????????702??2019-01-10?21:37??TravelShowSystem\.settings\org.eclipse.wst.common.component
?????文件?????????558??2019-01-10?21:37??TravelShowSystem\.settings\org.eclipse.wst.common.project.facet.core.prefs.xml
?????文件?????????545??2019-01-10?21:37??TravelShowSystem\.settings\org.eclipse.wst.common.project.facet.core.xml
?????文件??????????51??2019-01-10?21:37??TravelShowSystem\.settings\org.eclipse.wst.jsdt.ui.superType.container
?????文件???????????8??2019-01-10?21:37??TravelShowSystem\.settings\org.eclipse.wst.jsdt.ui.superType.name
?????文件??????????50??2019-01-10?21:37??TravelShowSystem\.settings\org.eclipse.wst.validation.prefs
?????目錄???????????0??2018-12-30?11:45??TravelShowSystem\WebRoot\
?????目錄???????????0??2019-01-10?21:32??TravelShowSystem\WebRoot\WEB-INF\
?????目錄???????????0??2019-01-10?21:39??TravelShowSystem\WebRoot\WEB-INF\classes\
?????目錄???????????0??2019-01-10?21:39??TravelShowSystem\WebRoot\WEB-INF\classes\meta-INF\
?????文件?????????111??2019-01-10?21:39??TravelShowSystem\WebRoot\WEB-INF\classes\meta-INF\MANIFEST.MF
?????目錄???????????0??2019-01-10?21:39??TravelShowSystem\WebRoot\WEB-INF\classes\meta-INF\maven\
?????目錄???????????0??2019-01-10?21:39??TravelShowSystem\WebRoot\WEB-INF\classes\meta-INF\maven\org.travel.manage\
?????目錄???????????0??2019-01-10?21:39??TravelShowSystem\WebRoot\WEB-INF\classes\meta-INF\maven\org.travel.manage\TravelShowSystem\
?????文件?????????256??2019-01-10?21:39??TravelShowSystem\WebRoot\WEB-INF\classes\meta-INF\maven\org.travel.manage\TravelShowSystem\pom.properties
?????文件????????4490??2019-01-10?21:39??TravelShowSystem\WebRoot\WEB-INF\classes\meta-INF\maven\org.travel.manage\TravelShowSystem\pom.xml
?????文件??????????40??2019-01-10?21:39??TravelShowSystem\WebRoot\WEB-INF\classes\empty.xml
?????文件????????1583??2019-01-10?21:39??TravelShowSystem\WebRoot\WEB-INF\classes\myBatisConfig.xml
?????目錄???????????0??2019-01-10?21:39??TravelShowSystem\WebRoot\WEB-INF\classes\org\
?????目錄???????????0??2019-01-10?21:43??TravelShowSystem\WebRoot\WEB-INF\classes\org\travel\
?????目錄???????????0??2019-01-10?21:43??TravelShowSystem\WebRoot\WEB-INF\classes\org\travel\contr\
?????文件????????4876??2019-01-10?21:43??TravelShowSystem\WebRoot\WEB-INF\classes\org\travel\contr\CaptchaController.class
?????文件????????3175??2019-01-10?21:43??TravelShowSystem\WebRoot\WEB-INF\classes\org\travel\contr\DetailController.class
............此處省略619個文件信息