【代碼總結-不按期更新】
1 package com.runyi.share.service.information.commons.exceptions; 2 3 import com.runyi.ryplat.api.exceptions.BusinessException; 4 5 public class InfoBackStageException extends BusinessException{ 6 7 /** 8 * 9 */ 10 private static final long serialVersionUID = 6854801395723117773L; 11 12 public InfoBackStageException(String code,String msg){ 13 super(msg); 14 super.setCode(code); 15 super.setType("IM"); 16 super.setData(msg); 17 } 18 public InfoBackStageException(TYPE type){ 19 super(type.getDesc()); 20 super.setCode(type.getCode()); 21 super.setType("IM"); 22 super.setData(type.getDesc()); 23 } 24 /** 25 * 代碼定義規則 26 * 例：WBPD001 27 * WB(0,2)：應用代碼已定請諮詢模塊負責人； 28 * PD(2,4)：業務模塊代碼， 29 * 001(4,7)：序號 30 * 本項應用應用代碼爲：PL 31 */ 32 public enum TYPE { 33 IMSM001 ("IMSM001","系統錯誤"), 34 35 IMSM002 ("IMSM002","綜合價格指數id不能爲空"), 36 IMSM003 ("IMSM003","指數值不能爲空"), 37 IMSM004 ("IMSM004","漲跌不能爲空"), 38 IMSM005 ("IMSM005","指很多天期不能爲空"), 39 IMSM006 ("IMSM006","指數行業代碼不能爲空"), 40 IMSM007 ("IMSM007","指數行業名稱不能爲空"), 41 IMSM008 ("IMSM008","指數分類代碼不能爲空"), 42 IMSM009 ("IMSM009","指數分類名稱不能爲空"), 43 IMSM010 ("IMSM010","該指數模板已經存在"), 44 45 IMSM011 ("IMSM011","絕對價格指數id不能爲空"), 46 IMSM012 ("IMSM012","品種代碼不能爲空"), 47 IMSM013 ("IMSM013","品種名稱值不能爲空"), 48 49 IMSM020 ("IMSM020","基準價id不能爲空"), 50 IMSM021 ("IMSM021","基準價行業名稱不能爲空"), 51 IMSM022 ("IMSM022","基準價產地不能爲空"), 52 IMSM023 ("IMSM023","基準價行業代碼不能爲空"), 53 IMSM024 ("IMSM024","基準價代碼不能爲空"), 54 IMSM026 ("IMSM026","基準價平均價不能爲空"), 55 56 IMSM027 ("IMSM027","基價模板_行業名不能爲空"), 57 IMSM028 ("IMSM028","基價模板_基價名不能爲空"), 58 IMSM029 ("IMSM029","該基價模板已經存在"), 59 60 SOSM030 ("SOSM030","頻道名稱不能爲空"), 61 SOSM031 ("SOSM031","主頻道名稱不能爲空"), 62 SOSM032 ("SOSM032","頻道主鍵不能爲空"), 63 SOSM033 ("SOSM033","主頻道主鍵不能爲空"), 64 SOSM034 ("SOSM034","主頻道代碼不能爲空"), 65 SOSM035 ("SOSM035","頻道代碼不能爲空"), 66 SOSM036 ("SOSM036","此頻道已存在不能添加"), 67 SOSM037 ("SOSM037","此頻道代碼已存在不能添加"), 68 SOSM038 ("SOSM038","此主頻道代碼已存在不能添加"), 69 SOSM039 ("SOSM039","此主頻道名稱已存在不能添加"), 70 71 SOSM040 ("SOSM040","主鍵不能爲空"), 72 73 SOSM050 ("SOSM050","用戶已將資訊撤回"), 74 SOSM051 ("SOSM051","只有草稿狀態才能保存"), 75 SOSM052 ("SOSM052","只有審覈狀態才能審覈經過"), 76 77 SOSM060 ("SOSM060","此規則已存在不能添加"), 78 79 SOSM070 ("SOSM070","回覆id不能爲空"), 80 SOSM071 ("SOSM071","回覆關聯的評論id不爲空"), 81 SOSM072 ("SOSM072","回覆內容不能爲空"), 82 83 SOSM080 ("SOSM080","資訊發佈上限已保存到草稿箱"), 84 85 SOSM081 ("SOSM081","標籤名稱已經存在"), 86 SOSM082 ("SOSM082","標籤主鍵爲空"), 87 SOSM083 ("SOSM083","標籤名稱不能爲空"), 88 SOSM084 ("SOSM084","專欄主鍵爲空"), 89 SOSM085 ("SOSM085","專欄標題已經存在"), 90 SOSM086 ("SOSM086","專欄標題爲空"), 91 SOSM087 ("SOSM087","圖片主鍵爲空"), 92 93 94 SOSM090 ("SOS090","該條資訊已刪除"), 95 SOSM091 ("SOS091","打賞主鍵不存在"), 96 97 SOSM092 ("SOSM092","投訴類型主鍵爲空"), 98 SOSM093 ("SOSM093","投訴類型名稱爲空"), 99 SOSM094 ("SOSM094","該投訴類型已經存在"), 100 101 SOSM100 ("SOSM100","專欄不存在或已過時"), 102 SOSM101 ("SOSM101","未訂閱不能查看"), 103 104 SOSM102 ("SOSM102","已存在專欄"), 105 106 SOSM103 ("SOSM103","專欄狀態異常不能結算"), 107 108 SOSM104 ("SOSM104","數據庫異常"), 109 110 SOSM105 ("SOSM104","專題已存在"), 111 112 ; 113 private String code; 114 private String desc; 115 TYPE(String code,String desc) { 116 this.code = code; 117 this.desc = desc; 118 } 119 public String getCode() { 120 return this.code; 121 } 122 public String getDesc() { 123 return this.desc; 124 } 125 } 126 127 }
1 //讀取配置文件 2 public class PropertiesUtil { 3 4 private static Properties properties = new Properties(); 5 static { 6 InputStream in = PropertiesUtil.class.getResourceAsStream("/config.properties"); 7 try { 8 properties.load(in); 9 } catch (IOException e) { 10 e.printStackTrace(); 11 } 12 } 13 public static String get(String key) { 14 String value = properties.getProperty(key); 15 if(value != null){ 16 value = value.trim(); 17 } 18 return value; 19 } 20 21 }
1 package org.seckill.enums; 2 3 /** 4 * 使用枚舉標識常量數據： 5 * 數據字典放到枚舉當中 6 */ 7 public enum SeckillStatEnum { 8 SUCCESS(1,"秒殺成功"), 9 END(0,"秒殺結束"), 10 REPEAT_KILL(-1,"重複秒殺"), 11 INNER_ORROR(-2,"系統異常"), 12 DATA_REWRITE(-3,"數據篡改"); 13 private int state; 14 private String stateInfo; 15 16 17 18 SeckillStatEnum(int state, String stateInfo) { 19 this.state = state; 20 this.stateInfo = stateInfo; 21 } 22 23 public int getState() { 24 return state; 25 } 26 27 public void setState(int state) { 28 this.state = state; 29 } 30 31 public String getStateInfo() { 32 return stateInfo; 33 } 34 35 public void setStateInfo(String stateInfo) { 36 this.stateInfo = stateInfo; 37 } 38 39 public static SeckillStatEnum stateOf(int index){ 40 //枚舉內部的values()方法用於拿到全部的類型 41 for(SeckillStatEnum state: values()){ 42 if(state.getState()==index){ 43 return state; 44 } 45 } 46 return null; 47 } 48 49 }
1 package com.yhb.jsxn.servlet; 2 //中文simplecaptcha 3 import java.awt.Color; 4 import java.awt.Font; 5 import java.awt.Graphics; 6 import java.awt.Graphics2D; 7 import java.awt.image.BufferedImage; 8 import java.io.IOException; 9 import java.util.Random; 10 11 import javax.imageio.ImageIO; 12 import javax.servlet.ServletException; 13 import javax.servlet.ServletOutputStream; 14 import javax.servlet.http.HttpServlet; 15 import javax.servlet.http.HttpServletRequest; 16 import javax.servlet.http.HttpServletResponse; 17 18 import org.apache.commons.io.output.ByteArrayOutputStream; 19 import org.springframework.beans.factory.BeanFactoryUtils; 20 import org.springframework.web.context.WebApplicationContext; 21 import org.springframework.web.context.support.WebApplicationContextUtils; 22 23 import com.octo.captcha.service.CaptchaServiceException; 24 import com.octo.captcha.service.image.ImageCaptchaService; 25 26 27 /** 28 * 提供驗證碼圖片的Servlet 29 */ 30 @SuppressWarnings("serial") 31 public class JcaptchaServlet3 extends HttpServlet { 32 public static final String CAPTCHA_IMAGE_FORMAT = "jpeg"; 33 public static final int WIDTH = 120; 34 public static final int HEIGHT = 30; 35 private ImageCaptchaService captchaService; 36 37 @Override 38 public void init() throws ServletException { 39 WebApplicationContext appCtx = WebApplicationContextUtils 40 .getWebApplicationContext(getServletContext()); 41 captchaService = (ImageCaptchaService) BeanFactoryUtils 42 .beanOfTypeIncludingAncestors(appCtx, ImageCaptchaService.class); 43 44 } 45 46 @Override 47 protected void doGet(HttpServletRequest request, 48 HttpServletResponse response) throws ServletException, IOException { 49 byte[] captchaChallengeAsJpeg = null; 50 // the output stream to render the captcha image as jpeg into 51 ByteArrayOutputStream jpegOutputStream = new ByteArrayOutputStream(); 52 try { 53 // get the session id that will identify the generated captcha. 54 // the same id must be used to validate the response, the session id 55 // is a good candidate! 56 57 String captchaId = request.getSession().getId(); 58 BufferedImage challenge = captchaService.getImageChallengeForID( 59 captchaId, request.getLocale()); 60 61 // Jimi.putImage("image/jpeg", challenge, jpegOutputStream); 62 request.setCharacterEncoding("utf-8"); 63 response.setContentType("text/html;charset=utf-8"); 64 // 建立緩存 65 BufferedImage bi = new BufferedImage(WIDTH, HEIGHT, 66 BufferedImage.TYPE_INT_RGB); 67 // 得到畫布 68 Graphics g = bi.getGraphics(); 69 // 設置背影色 70 setBackGround(g); 71 // 設置邊框 72 setBorder(g); 73 // 畫干擾線 74 drawRandomLine(g); 75 // 寫隨機數 76 String random = drawRandomNum((Graphics2D) g); 77 // 將隨機漢字存在session中 78 request.getSession().setAttribute("checkcode", random); 79 // 將圖形寫給瀏覽器 80 response.setContentType("image/jpeg"); 81 // 發頭控制瀏覽器不要緩存 82 response.setDateHeader("expries", -1); 83 response.setHeader("Cache-Control", "no-cache"); 84 response.setHeader("Pragma", "no-cache"); 85 ImageIO.write(bi, CAPTCHA_IMAGE_FORMAT, jpegOutputStream); 86 87 88 //ImageIO.write(challenge, CAPTCHA_IMAGE_FORMAT, jpegOutputStream); 89 } catch (IllegalArgumentException e) { 90 response.sendError(HttpServletResponse.SC_NOT_FOUND); 91 return; 92 } catch (CaptchaServiceException e) { 93 response.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR); 94 return; 95 } 96 // catch (JimiException e) { 97 // response.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR); 98 // return; 99 // } 100 101 captchaChallengeAsJpeg = jpegOutputStream.toByteArray(); 102 103 // flush it in the response 104 response.setHeader("Cache-Control", "no-store"); 105 response.setHeader("Pragma", "no-cache"); 106 response.setDateHeader("Expires", 0); 107 response.setContentType("image/" + CAPTCHA_IMAGE_FORMAT); 108 109 ServletOutputStream responseOutputStream = response.getOutputStream(); 110 responseOutputStream.write(captchaChallengeAsJpeg); 111 responseOutputStream.flush(); 112 responseOutputStream.close(); 113 } 114 /** 115 * 設置背景色 116 * 117 * @param g 118 */ 119 private void setBackGround(Graphics g) { 120 // 設置顏色 121 g.setColor(Color.WHITE); 122 // 填充區域 123 g.fillRect(0, 0, WIDTH, HEIGHT); 124 } 125 /** 126 * 設置邊框 127 * 128 * @param g 129 */ 130 private void setBorder(Graphics g) { 131 // 設置邊框顏色 132 g.setColor(Color.BLUE); 133 // 邊框區域 134 g.drawRect(1, 1, WIDTH - 2, HEIGHT - 2); 135 } 136 /** 137 * 畫隨機線條 138 * 139 * @param g 140 */ 141 private void drawRandomLine(Graphics g) { 142 // 設置顏色 143 g.setColor(Color.GREEN); 144 // 設置線條個數並畫線 145 for (int i = 0; i < 5; i++) { 146 int x1 = new Random().nextInt(WIDTH); 147 int y1 = new Random().nextInt(HEIGHT); 148 int x2 = new Random().nextInt(WIDTH); 149 int y2 = new Random().nextInt(HEIGHT); 150 g.drawLine(x1, y1, x2, y2); 151 } 152 } 153 /** 154 * 畫隨機漢字 155 * 156 * @param g 157 * @return 158 */ 159 private String drawRandomNum(Graphics2D g) { 160 StringBuffer sb = new StringBuffer(); 161 // 設置顏色 162 g.setColor(Color.RED); 163 // 設置字體 164 g.setFont(new Font("宋體", Font.BOLD, 20)); 165 // 準備經常使用漢字集 166 String base = "\u7684\u4e00\u4e86\u662f\u6211\u4e0d\u5728\u4eba\u4eec\u6709\u6765\u4ed6\u8fd9\u4e0a\u7740\u4e2a\u5730\u5230\u5927\u91cc\u8bf4\u5c31\u53bb\u5b50\u5f97\u4e5f\u548c\u90a3\u8981\u4e0b\u770b\u5929\u65f6\u8fc7\u51fa\u5c0f\u4e48\u8d77\u4f60\u90fd\u628a\u597d\u8fd8\u591a\u6ca1\u4e3a\u53c8\u53ef\u5bb6\u5b66\u53ea\u4ee5\u4e3b\u4f1a\u6837\u5e74\u60f3\u751f\u540c\u8001\u4e2d\u5341\u4ece\u81ea\u9762\u524d\u5934\u9053\u5b83\u540e\u7136\u8d70\u5f88\u50cf\u89c1\u4e24\u7528\u5979\u56fd\u52a8\u8fdb\u6210\u56de\u4ec0\u8fb9\u4f5c\u5bf9\u5f00\u800c\u5df1\u4e9b\u73b0\u5c71\u6c11\u5019\u7ecf\u53d1\u5de5\u5411\u4e8b\u547d\u7ed9\u957f\u6c34\u51e0\u4e49\u4e09\u58f0\u4e8e\u9ad8\u624b\u77e5\u7406\u773c\u5fd7\u70b9\u5fc3\u6218\u4e8c\u95ee\u4f46\u8eab\u65b9\u5b9e\u5403\u505a\u53eb\u5f53\u4f4f\u542c\u9769\u6253\u5462\u771f\u5168\u624d\u56db\u5df2\u6240\u654c\u4e4b\u6700\u5149\u4ea7\u60c5\u8def\u5206\u603b\u6761\u767d\u8bdd\u4e1c\u5e2d\u6b21\u4eb2\u5982\u88ab\u82b1\u53e3\u653e\u513f\u5e38\u6c14\u4e94\u7b2c\u4f7f\u5199\u519b\u5427\u6587\u8fd0\u518d\u679c\u600e\u5b9a\u8bb8\u5feb\u660e\u884c\u56e0\u522b\u98de\u5916\u6811\u7269\u6d3b\u90e8\u95e8\u65e0\u5f80\u8239\u671b\u65b0\u5e26\u961f\u5148\u529b\u5b8c\u5374\u7ad9\u4ee3\u5458\u673a\u66f4\u4e5d\u60a8\u6bcf\u98ce\u7ea7\u8ddf\u7b11\u554a\u5b69\u4e07\u5c11\u76f4\u610f\u591c\u6bd4\u9636\u8fde\u8f66\u91cd\u4fbf\u6597\u9a6c\u54ea\u5316\u592a\u6307\u53d8\u793e\u4f3c\u58eb\u8005\u5e72\u77f3\u6ee1\u65e5\u51b3\u767e\u539f\u62ff\u7fa4\u7a76\u5404\u516d\u672c\u601d\u89e3\u7acb\u6cb3\u6751\u516b\u96be\u65e9\u8bba\u5417\u6839\u5171\u8ba9\u76f8\u7814\u4eca\u5176\u4e66\u5750\u63a5\u5e94\u5173\u4fe1\u89c9\u6b65\u53cd\u5904\u8bb0\u5c06\u5343\u627e\u4e89\u9886\u6216\u5e08\u7ed3\u5757\u8dd1\u8c01\u8349\u8d8a\u5b57\u52a0\u811a\u7d27\u7231\u7b49\u4e60\u9635\u6015\u6708\u9752\u534a\u706b\u6cd5\u9898\u5efa\u8d76\u4f4d\u5531\u6d77\u4e03\u5973\u4efb\u4ef6\u611f\u51c6\u5f20\u56e2\u5c4b\u79bb\u8272\u8138\u7247\u79d1\u5012\u775b\u5229\u4e16\u521a\u4e14\u7531\u9001\u5207\u661f\u5bfc\u665a\u8868\u591f\u6574\u8ba4\u54cd\u96ea\u6d41\u672a\u573a\u8be5\u5e76\u5e95\u6df1\u523b\u5e73\u4f1f\u5fd9\u63d0\u786e\u8fd1\u4eae\u8f7b\u8bb2\u519c\u53e4\u9ed1\u544a\u754c\u62c9\u540d\u5440\u571f\u6e05\u9633\u7167\u529e\u53f2\u6539\u5386\u8f6c\u753b\u9020\u5634\u6b64\u6cbb\u5317\u5fc5\u670d\u96e8\u7a7f\u5185\u8bc6\u9a8c\u4f20\u4e1a\u83dc\u722c\u7761\u5174\u5f62\u91cf\u54b1\u89c2\u82e6\u4f53\u4f17\u901a\u51b2\u5408\u7834\u53cb\u5ea6\u672f\u996d\u516c\u65c1\u623f\u6781\u5357\u67aa\u8bfb\u6c99\u5c81\u7ebf\u91ce\u575a\u7a7a\u6536\u7b97\u81f3\u653f\u57ce\u52b3\u843d\u94b1\u7279\u56f4\u5f1f\u80dc\u6559\u70ed\u5c55\u5305\u6b4c\u7c7b\u6e10\u5f3a\u6570\u4e61\u547c\u6027\u97f3\u7b54\u54e5\u9645\u65e7\u795e\u5ea7\u7ae0\u5e2e\u5566\u53d7\u7cfb\u4ee4\u8df3\u975e\u4f55\u725b\u53d6\u5165\u5cb8\u6562\u6389\u5ffd\u79cd\u88c5\u9876\u6025\u6797\u505c\u606f\u53e5\u533a\u8863\u822c\u62a5\u53f6\u538b\u6162\u53d4\u80cc\u7ec6"; 167 int x = 5; 168 // 控制字數 169 for (int i = 0; i < 4; i++) { 170 // 設置字體旋轉角度 171 int degree = new Random().nextInt() % 30; 172 // 截取漢字 173 String ch = base.charAt(new Random().nextInt(base.length())) + ""; 174 sb.append(ch); 175 // 正向角度 176 g.rotate(degree * Math.PI / 180, x, 20); 177 g.drawString(ch, x, 20); 178 // 反向角度 179 g.rotate(-degree * Math.PI / 180, x, 20); 180 x += 30; 181 } 182 return sb.toString(); 183 } 184 }
1 package com.yhb.jsxn.servlet; 2 3 import java.awt.image.BufferedImage; 4 import java.io.IOException; 5 6 import javax.imageio.ImageIO; 7 import javax.servlet.ServletException; 8 import javax.servlet.ServletOutputStream; 9 import javax.servlet.http.HttpServlet; 10 import javax.servlet.http.HttpServletRequest; 11 import javax.servlet.http.HttpServletResponse; 12 13 import org.apache.commons.io.output.ByteArrayOutputStream; 14 import org.springframework.beans.factory.BeanFactoryUtils; 15 import org.springframework.web.context.WebApplicationContext; 16 import org.springframework.web.context.support.WebApplicationContextUtils; 17 18 import com.octo.captcha.service.CaptchaServiceException; 19 import com.octo.captcha.service.image.ImageCaptchaService; 20 21 22 /** 23 * 提供驗證碼圖片的Servlet 24 */ 25 @SuppressWarnings("serial") 26 public class JcaptchaServlet extends HttpServlet { 27 public static final String CAPTCHA_IMAGE_FORMAT = "jpeg"; 28 29 private ImageCaptchaService captchaService; 30 31 @Override 32 public void init() throws ServletException { 33 WebApplicationContext appCtx = WebApplicationContextUtils 34 .getWebApplicationContext(getServletContext()); 35 captchaService = (ImageCaptchaService) BeanFactoryUtils 36 .beanOfTypeIncludingAncestors(appCtx, ImageCaptchaService.class); 37 38 } 39 40 @Override 41 protected void doGet(HttpServletRequest request, 42 HttpServletResponse response) throws ServletException, IOException { 43 byte[] captchaChallengeAsJpeg = null; 44 // the output stream to render the captcha image as jpeg into 45 ByteArrayOutputStream jpegOutputStream = new ByteArrayOutputStream(); 46 try { 47 // get the session id that will identify the generated captcha. 48 // the same id must be used to validate the response, the session id 49 // is a good candidate! 50 51 String captchaId = request.getSession().getId(); 52 BufferedImage challenge = captchaService.getImageChallengeForID( 53 captchaId, request.getLocale()); 54 // Jimi.putImage("image/jpeg", challenge, jpegOutputStream); 55 ImageIO.write(challenge, CAPTCHA_IMAGE_FORMAT, jpegOutputStream); 56 } catch (IllegalArgumentException e) { 57 response.sendError(HttpServletResponse.SC_NOT_FOUND); 58 return; 59 } catch (CaptchaServiceException e) { 60 response.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR); 61 return; 62 } 63 // catch (JimiException e) { 64 // response.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR); 65 // return; 66 // } 67 68 captchaChallengeAsJpeg = jpegOutputStream.toByteArray(); 69 70 // flush it in the response 71 response.setHeader("Cache-Control", "no-store"); 72 response.setHeader("Pragma", "no-cache"); 73 response.setDateHeader("Expires", 0); 74 response.setContentType("image/" + CAPTCHA_IMAGE_FORMAT); 75 76 ServletOutputStream responseOutputStream = response.getOutputStream(); 77 responseOutputStream.write(captchaChallengeAsJpeg); 78 responseOutputStream.flush(); 79 responseOutputStream.close(); 80 } 81 }
1 package test1; 2 3 import java.awt.Color; 4 import java.io.BufferedReader; 5 import java.io.File; 6 import java.io.FileOutputStream; 7 import java.io.FileReader; 8 import java.io.IOException; 9 10 import com.lowagie.text.Document; 11 import com.lowagie.text.DocumentException; 12 import com.lowagie.text.Font; 13 import com.lowagie.text.HeaderFooter; 14 import com.lowagie.text.Image; 15 import com.lowagie.text.PageSize; 16 import com.lowagie.text.Paragraph; 17 import com.lowagie.text.Phrase; 18 import com.lowagie.text.Rectangle; 19 import com.lowagie.text.pdf.BaseFont; 20 import com.lowagie.text.pdf.PdfContentByte; 21 import com.lowagie.text.pdf.PdfGState; 22 import com.lowagie.text.pdf.PdfReader; 23 import com.lowagie.text.pdf.PdfStamper; 24 import com.lowagie.text.pdf.PdfWriter; 25 26 public class PdfConvertor { 27 28 // txt原始文件的路徑 29 private static final String txtFilePath = "c:/test/01.txt"; 30 //生成的pdf文件路徑 31 private static final String pdfFilePath = "c:/test/01.pdf"; 32 //添加水印圖片路徑 33 private static final String imageFilePath = "c:/test/images/psue.jpg"; 34 //生成臨時文件前綴 35 private static final String prefix = "tempFile"; 36 //全部者密碼 37 private static final String OWNERPASSWORD = "123456"; 38 39 40 public static void generatePDFWithTxt(String txtFile, String pdfFile, 41 String userPassWord, String waterMarkName, int permission) { 42 try { 43 // 生成臨時文件 44 File file = File.createTempFile(prefix, ".pdf"); 45 // 建立pdf文件到臨時文件 46 if (createPDFFile(txtFile, file)) { 47 // 增長水印和加密 48 waterMark(file.getPath(), pdfFile, userPassWord, OWNERPASSWORD, 49 waterMarkName, permission); 50 } 51 } catch (Exception e) { 52 e.printStackTrace(); 53 } 54 } 55 56 57 private static boolean createPDFFile(String txtFilePath, File file) { 58 // 設置紙張 59 Rectangle rect = new Rectangle(PageSize.A4); 60 // 設置頁碼 61 HeaderFooter footer = new HeaderFooter(new Phrase("頁碼:", PdfConvertor 62 .setChineseFont()), true); 63 footer.setBorder(Rectangle.NO_BORDER); 64 // step1 65 Document doc = new Document(rect, 50, 50, 50, 50); 66 doc.setFooter(footer); 67 try { 68 FileReader fileRead = new FileReader(txtFilePath); 69 BufferedReader read = new BufferedReader(fileRead); 70 // 設置pdf文件生成路徑 step2 71 PdfWriter.getInstance(doc, new FileOutputStream(file)); 72 // 打開pdf文件 step3 73 doc.open(); 74 // 實例化Paragraph 獲取寫入pdf文件的內容，調用支持中文的方法.step4 75 while (read.ready()) { 76 // 添加內容到pdf(這裏將會按照txt文件的原始樣式輸出) 77 doc.add(new Paragraph(read.readLine(), PdfConvertor 78 .setChineseFont())); 79 } 80 // 關閉pdf文件 step5 81 doc.close(); 82 return true; 83 } catch (Exception e) { 84 e.printStackTrace(); 85 return false; 86 } 87 } 88 89 90 private static void waterMark(String inputFile, String outputFile, 91 String userPassWord, String ownerPassWord, String waterMarkName, 92 int permission) { 93 try { 94 PdfReader reader = new PdfReader(inputFile); 95 PdfStamper stamper = new PdfStamper(reader, new FileOutputStream( 96 outputFile)); 97 // 設置密碼 98 //stamper.setEncryption(userPassWord.getBytes(), ownerPassWord.getBytes(), permission, false); 99 BaseFont base = BaseFont.createFont("STSong-Light", "UniGB-UCS2-H", 100 BaseFont.NOT_EMBEDDED); 101 int total = reader.getNumberOfPages() + 1; 102 Image image = Image.getInstance(imageFilePath); 103 image.setAbsolutePosition(50, 400);//座標 104 image.setRotation(-20);//旋轉 弧度 105 image.setRotationDegrees(-45);//旋轉 角度 106 // image.scaleAbsolute(200,100);//自定義大小 107 image.scalePercent(50);//依照比例縮放 108 PdfContentByte under; 109 int j = waterMarkName.length(); 110 char c = 0; 111 int rise = 0; 112 for (int i = 1; i < total; i++) { 113 rise = 500; 114 under = stamper.getUnderContent(i); 115 // 添加圖片 116 under.addImage(image); 117 PdfGState gs = new PdfGState(); 118 gs.setFillOpacity(0.2f);// 設置透明度爲0.2 119 under.setGState(gs); 120 under.beginText(); 121 under.setColorFill(Color.CYAN); 122 under.setFontAndSize(base, 30); 123 // 設置水印文字字體傾斜 開始 124 if (j >= 15) { 125 under.setTextMatrix(200, 120); 126 for (int k = 0; k < j; k++) { 127 under.setTextRise(rise); 128 c = waterMarkName.charAt(k); 129 under.showText(c + ""); 130 rise -= 20; 131 } 132 } else { 133 under.setTextMatrix(180, 100); 134 for (int k = 0; k < j; k++) { 135 under.setTextRise(rise); 136 c = waterMarkName.charAt(k); 137 under.showText(c + ""); 138 rise -= 18; 139 } 140 } 141 // 字體設置結束 142 under.endText(); 143 // 畫一個圓 144 // under.ellipse(250, 450, 350, 550); 145 // under.setLineWidth(1f); 146 // under.stroke(); 147 } 148 stamper.close(); 149 } catch (Exception e) { 150 e.printStackTrace(); 151 } 152 } 153 154 155 private static Font setChineseFont() { 156 BaseFont base = null; 157 Font fontChinese = null; 158 try { 159 base = BaseFont.createFont("STSong-Light", "UniGB-UCS2-H", 160 BaseFont.EMBEDDED); 161 fontChinese = new Font(base, 12, Font.NORMAL); 162 } catch (DocumentException e) { 163 e.printStackTrace(); 164 } catch (IOException e) { 165 e.printStackTrace(); 166 } 167 return fontChinese; 168 } 169 170 public static void main(String[] args) { 171 generatePDFWithTxt(txtFilePath, pdfFilePath, "123", "", 16); 172 } 173 }
1 public class CusAccessObjectUtil { 2 /** 3 * 獲取用戶真實IP地址，不使用request.getRemoteAddr();的緣由是有可能用戶使用了代理軟件方式避免真實IP地址, 4 * 5 * 但是，若是經過了多級反向代理的話，X-Forwarded-For的值並不止一個，而是一串IP值，究竟哪一個纔是真正的用戶端的真實IP呢？ 6 * 答案是取X-Forwarded-For中第一個非unknown的有效IP字符串。 7 * 8 * 如：X-Forwarded-For：192.168.1.110, 192.168.1.120, 192.168.1.130, 9 * 192.168.1.100 10 * 11 * 用戶真實IP爲： 192.168.1.110 12 * 13 * @param request 14 * @return 15 */ 16 public static String getIpAddress(HttpServletRequest request) { 17 /*String ip = request.getHeader("x-forwarded-for"); 18 if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) { 19 ip = request.getHeader("Proxy-Client-IP"); 20 } 21 if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) { 22 ip = request.getHeader("WL-Proxy-Client-IP"); 23 } 24 if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) { 25 ip = request.getHeader("HTTP_CLIENT_IP"); 26 } 27 if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) { 28 ip = request.getHeader("HTTP_X_FORWARDED_FOR"); 29 } 30 if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) { 31 ip = request.getRemoteAddr(); 32 } 33 return ip; */ 34 String ip = request.getHeader("x-forwarded-for"); 35 36 if(ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)){ 37 ip = request.getHeader("Proxy-Client-IP"); 38 } 39 if(ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)){ 40 ip = request.getHeader("WL-Proxy-Client-IP"); 41 } 42 if(ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)){ 43 ip = request.getRemoteAddr(); 44 } 45 return ip.equals("0:0:0:0:0:0:0:1")?"127.0.0.1":ip; 46 } 47 }
package com.yhb.jsxn.util; import java.awt.Color; import java.awt.Font; import java.awt.Graphics; import java.awt.Graphics2D; import java.awt.image.BufferedImage; import java.io.ByteArrayOutputStream; import java.io.IOException; import java.util.Date; import java.util.HashMap; import java.util.Random; import javax.imageio.ImageIO; import javax.servlet.ServletOutputStream; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import javax.servlet.http.HttpSession; import com.yhb.jsxn.common.Constants; import redis.clients.jedis.Jedis; /** * * @ClassName: SecurityCodeUtil.java * @Description:生成各類圖形驗證碼的工具類 * @version: v1.0.0 * @author: YJ */ public class SecurityCodeUtil { private static Random random = new Random(); private static String randString = "0123456789";// 隨機產生數字 private static int width = 78;// 圖片寬 private static int height = 32;// 圖片高 private static int lineSize = 180;// 干擾線數量 private static String randFH="+x-"; private String randZF="嵐儒金服";//隨機數字 private static int stringNum = 2;// 隨機產生字符數量 public static String getTowCalcPic(HttpServletRequest request,HttpServletResponse response) throws IOException{ String ipAddress = CusAccessObjectUtil.getIpAddress(request); //System.out.println("<===============>"+ipAddress); HttpSession session = request.getSession(); // BufferedImage類是具備緩衝區的Image類,Image類是用於描述圖像信息的類 BufferedImage image = new BufferedImage(width, height,BufferedImage.TYPE_INT_BGR); Graphics2D g = (Graphics2D) image.getGraphics();// 產生Image對象的Graphics對象,修改對象能夠在圖像上進行各類繪製操做 g.fillRect(0, 0, width, height); //填充指定的矩形。int x,int y,int width,int height.x - 要填充矩形的 x 座標。 y - 要填充矩形的 y 座標。width - 要填充矩形的寬度。height - 要填充矩形的高度。 g.setFont(new Font("Times New Roman", Font.ROMAN_BASELINE, 18)); //設置繪製字體 g.setColor(getRandColor(110, 133)); //設置繪製顏色 // 繪製干擾線 for (int i = 0; i <= lineSize; i++) { drowLine(g); } // 繪製隨機字符 String randomString = ""; for (int i = 1; i <= stringNum; i++) { randomString = drowString(g, randomString, i); } //解析繪製圖形的字符串並計算結果值 char [] stringArr = randomString.toCharArray(); if(stringArr[1]=='+'){ randomString=String.valueOf(Integer.parseInt(String.valueOf(stringArr[0]))+Integer.parseInt(String.valueOf(stringArr[2]))); }else if(stringArr[1]=='-'){ randomString=String.valueOf(Integer.parseInt(String.valueOf(stringArr[0]))-Integer.parseInt(String.valueOf(stringArr[2]))); }else if(stringArr[1]=='x'){ randomString=String.valueOf(Integer.parseInt(String.valueOf(stringArr[0]))*Integer.parseInt(String.valueOf(stringArr[2]))); } g.dispose(); //釋放此圖形的上下文以及它使用的全部系統資源 釋放之後將不能使用g session.removeAttribute(Constants.RANDOM_CODE_KEY + ipAddress); session.setAttribute(Constants.RANDOM_CODE_KEY + ipAddress, randomString); Jedis jedis = new Jedis(); jedis.set(Constants.RANDOM_CODE_KEY + ipAddress, randomString); //設置保存時間 jedis.expire(Constants.RANDOM_CODE_KEY+ipAddress, 2 * 60); jedis.close(); ByteArrayOutputStream jpegOutputStream = new ByteArrayOutputStream(); try { ImageIO.write(image, "JPEG", jpegOutputStream); } catch (Exception e) { e.printStackTrace(); } byte[] captchaChallengeAsJpeg = jpegOutputStream.toByteArray(); ServletOutputStream responseOutputStream = response.getOutputStream();//獲取輸出流 responseOutputStream.write(captchaChallengeAsJpeg);//輸出流 responseOutputStream.flush(); responseOutputStream.close(); return randomString; } /** * 繪製計算算子，並返回 用於後端程序解析計算 */ private static String drowString(Graphics2D g, String randomString, int i) { g.setFont(getFont()); g.setColor(new Color(random.nextInt(101), random.nextInt(111), random.nextInt(121))); // 設置字體旋轉角度 int degree = new Random().nextInt() % 30; int x = 5; // 正向角度 g.rotate(degree * Math.PI / 180, x, 20); g.drawString(randomString, x, 20); // 反向角度 g.rotate(-degree * Math.PI / 180, x, 20); String rand1 = String.valueOf(getRandomString(random.nextInt(randString.length()))); String rand2 = String.valueOf(getRandomString(random.nextInt(randString.length()))); String rand3 = String.valueOf(getRandomStringFH(random.nextInt(randFH.length()))); randomString += rand1+rand3+rand2+"=?"; /* g.translate(random.nextInt(2), random.nextInt(2)); */ /* g.drawString(randomString, 13 * i, 24); */ return randomString; } /** * 繪製干擾線 */ private static void drowLine(Graphics g) { int x = random.nextInt(width); int y = random.nextInt(height); int xl = random.nextInt(13); int yl = random.nextInt(13); // 設置邊框顏色 // g.setColor(Color.black); // 邊框區域 /*g.drawRect(0, 0, WIDTH - 2, HEIGHT - 2);*/ g.drawLine(x, y, x + xl, y + yl - 1); } /** * 獲取隨機的字符 */ public static String getRandomString(int num) { return String.valueOf(randString.charAt(num)); } /** * 獲取隨機的運算符號 */ public static String getRandomStringFH(int num) { return String.valueOf(randFH.charAt(num)); } /** * 得到字體 */ private static Font getFont() { return new Font("Fixedsys", Font.CENTER_BASELINE, 18); } /** * 得到顏色 */ private static Color getRandColor(int fc, int bc) { if (fc > 255) fc = 255; if (bc > 255) bc = 255; int r = fc + random.nextInt(bc - fc - 16);//110+7 int g = fc + random.nextInt(bc - fc - 14);//110+9 int b = fc + random.nextInt(bc - fc - 18);//110+5 return new Color(r, g, b); } /* * 獲取隨機的漢字 */ public String getRandomString2(int num) { return String.valueOf(randZF.charAt(num)); } }
@Test Assert.assertEquals(2, principalCollection.asList().size()); @RunWith(SpringJUnit4ClassRunner.class) @ContextConfiguration({"classpath:applicationContext*.xml"})
package com.test; import java.util.HashMap; import java.util.Iterator; import java.util.List; import java.util.Map; import org.junit.Before; import org.junit.Test; import redis.clients.jedis.Jedis; public class TestRedis { private Jedis jedis; @Before public void setup() { //鏈接redis服務器，192.168.0.100:6379 jedis = new Jedis("192.168.0.100", 6379); //權限認證 jedis.auth("admin"); } /** * redis存儲字符串 */ @Test public void testString() { //-----添加數據---------- jedis.set("name","xinxin");//向key-->name中放入了value-->xinxin System.out.println(jedis.get("name"));//執行結果：xinxin jedis.append("name", " is my lover"); //拼接 System.out.println(jedis.get("name")); jedis.del("name"); //刪除某個鍵 System.out.println(jedis.get("name")); //設置多個鍵值對 jedis.mset("name","liuling","age","23","qq","476777XXX"); jedis.incr("age"); //進行加1操做 System.out.println(jedis.get("name") + "-" + jedis.get("age") + "-" + jedis.get("qq")); } /** * redis操做Map */ @Test public void testMap() { //-----添加數據---------- Map<String, String> map = new HashMap<String, String>(); map.put("name", "xinxin"); map.put("age", "22"); map.put("qq", "123456"); jedis.hmset("user",map); //取出user中的name，執行結果:[minxr]-->注意結果是一個泛型的List //第一個參數是存入redis中map對象的key，後面跟的是放入map中的對象的key，後面的key能夠跟多個，是可變參數 List<String> rsmap = jedis.hmget("user", "name", "age", "qq"); System.out.println(rsmap); //刪除map中的某個鍵值 jedis.hdel("user","age"); System.out.println(jedis.hmget("user", "age")); //由於刪除了，因此返回的是null System.out.println(jedis.hlen("user")); //返回key爲user的鍵中存放的值的個數2 System.out.println(jedis.exists("user"));//是否存在key爲user的記錄 返回true System.out.println(jedis.hkeys("user"));//返回map對象中的全部key System.out.println(jedis.hvals("user"));//返回map對象中的全部value Iterator<String> iter=jedis.hkeys("user").iterator(); while (iter.hasNext()){ String key = iter.next(); System.out.println(key+":"+jedis.hmget("user",key)); } } /** * jedis操做List */ @Test public void testList(){ //開始前，先移除全部的內容 jedis.del("java framework"); System.out.println(jedis.lrange("java framework",0,-1)); //先向key java framework中存放三條數據 jedis.lpush("java framework","spring"); jedis.lpush("java framework","struts"); jedis.lpush("java framework","hibernate"); //再取出全部數據jedis.lrange是按範圍取出， // 第一個是key，第二個是起始位置，第三個是結束位置，jedis.llen獲取長度 -1表示取得全部 System.out.println(jedis.lrange("java framework",0,-1)); jedis.del("java framework"); jedis.rpush("java framework","spring"); jedis.rpush("java framework","struts"); jedis.rpush("java framework","hibernate"); System.out.println(jedis.lrange("java framework",0,-1)); } /** * jedis操做Set */ @Test public void testSet(){ //添加 jedis.sadd("user","liuling"); jedis.sadd("user","xinxin"); jedis.sadd("user","ling"); jedis.sadd("user","zhangxinxin"); jedis.sadd("user","who"); //移除noname jedis.srem("user","who"); System.out.println(jedis.smembers("user"));//獲取全部加入的value System.out.println(jedis.sismember("user", "who"));//判斷 who 是不是user集合的元素 System.out.println(jedis.srandmember("user")); System.out.println(jedis.scard("user"));//返回集合的元素個數 } @Test public void test() throws InterruptedException { //jedis 排序 //注意，此處的rpush和lpush是List的操做。是一個雙向鏈表（但從表現來看的） jedis.del("a");//先清除數據，再加入數據進行測試 jedis.rpush("a", "1"); jedis.lpush("a","6"); jedis.lpush("a","3"); jedis.lpush("a","9"); System.out.println(jedis.lrange("a",0,-1));// [9, 3, 6, 1] System.out.println(jedis.sort("a")); //[1, 3, 6, 9] //輸入排序後結果 System.out.println(jedis.lrange("a",0,-1)); } @Test public void testRedisPool() { RedisUtil.getJedis().set("newname", "中文測試"); System.out.println(RedisUtil.getJedis().get("newname")); } }
1 <?xml version="1.0" encoding="UTF-8" ?> 2 <!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd" > 3 <mapper namespace="com.yhb.jsxn.mapper.FinanceProductsUsersMapper"> 4 <!-- mybatis sql語句中的轉義字符的書寫： 5 1、在xml的sql語句中，不能直接用大於號、小於號要用轉義字符 6 若是用小於號會報錯誤以下： 7 org.apache.ibatis.builder.BuilderException: Error creating document instance. 8 Cause: org.xml.sax.SAXParseException: The content of elements must consist of well-formed character data or markup. 9 轉義字符 10 小於號 ＜ < 11 大於號 > > 12 和 & & 13 單引號 ' ' 14 雙引號 " " 15 二、使用<![CDATA[ 你的sql語句 ]]>（sql語句中的<where><if>等標籤不會被解析） 16 如： 17 <![CDATA[ 18 select * from 19 (select t.*, ROWNUM as rowno from tbl_user t where ROWNUM <= #{page.end,jdbcType=DECIMAL}) table_alias 20 where table_alias.rowno >#{page.start,jdbcType=DECIMAL} 21 ]]> 22 --> 23 24 <!-- Mybatis批量插入Oracle、MySQL 25 26 27 --> 28 29 <!-- mysql數據庫的數據類型： --> 30 <!-- 31 32 --> 33 34 35 <!-- mysql修改字符編碼 36 X:\%path%\MySQL\MySQL Server 5.0\bin\MySQLInstanceConfig.exe 37 從新啓動設置，將默認編碼設置爲utf8.這樣就能達到咱們所要的效果了。 38 39 1、修改數據庫字符編碼 40 41 mysql> alter database mydb character set utf8 ; 42 43 2、建立數據庫時，指定數據庫的字符編碼 44 45 mysql> create database mydb character set utf8 ; 46 47 3、查看mysql數據庫的字符編碼 48 49 mysql> show variables like 'character%'; //查詢當前mysql數據庫的全部屬性的字符編碼 50 51 +--------------------------+----------------------------+ 52 | Variable_name | Value | 53 +--------------------------+----------------------------+ 54 | character_set_client | latin1 | 55 | character_set_connection | latin1 | 56 | character_set_database | utf8 | 57 | character_set_filesystem | binary | 58 | character_set_results | latin1 | 59 | character_set_server | utf8 | 60 | character_set_system | utf8 | 61 | character_sets_dir | /usr/share/mysql/charsets/ | 62 +--------------------------+----------------------------+ 63 64 4、修改mysql數據庫的字符編碼 65 66 修改字符編碼必需要修改mysql的配置文件my.cnf,而後重啓才能生效 67 68 一般須要修改my.cnf的以下幾個地方： 69 70 【client】下面，加上default-character-set=utf8，或者character_set_client=utf8 71 72 【mysqld】下面，加上character_set_server = utf8 ； 73 74 由於以上配置，mysql默認是latin1，若是僅僅是經過命令行客戶端，mysql重啓以後就不起做用了。 75 76 以下是客戶端命令行修改方式，不推薦使用 77 78 mysql> set character_set_client=utf8 ; 79 80 mysql> set character_set_connection=utf8 ; 81 82 mysql> set character_set_database=utf8 ; 83 84 mysql> set character_set_database=utf8 ; 85 86 mysql> set character_set_results=utf8 ; 87 88 mysql> set character_set_server=utf8 ; 89 90 mysql> set character_set_system=utf8 ; 91 92 mysql> show variables like 'character%'; 93 +--------------------------+----------------------------+ 94 | Variable_name | Value | 95 +--------------------------+----------------------------+ 96 | character_set_client | utf8 | 97 | character_set_connection | utf8 | 98 | character_set_database | utf8 | 99 | character_set_filesystem | binary | 100 | character_set_results | utf8 | 101 | character_set_server | utf8 | 102 | character_set_system | utf8 | 103 | character_sets_dir | /usr/share/mysql/charsets/ | 104 +--------------------------+----------------------------+ 105 106 -> ; 107 +--------------------------+---------------------------------------------------------------+ 108 | Variable_name | Value | 109 +--------------------------+---------------------------------------------------------------+ 110 | character_set_client | utf8 | 111 | character_set_connection | utf8 | 112 | character_set_database | utf8 | 113 | character_set_filesystem | binary | 114 | character_set_results | utf8 | 115 | character_set_server | utf8 | 116 | character_set_system | utf8 | 117 | character_sets_dir | C:\Program Files (x86)\MySQL\MySQL Server 5.5\share\charsets\ | 118 +--------------------------+---------------------------------------------------------------+ 119 120 8 rows in set (0.00 sec) 121 8 rows in set (0.00 sec) 122 --> 123 <!-- 查詢結果映射 --> 124 <!--解決數據庫表字段列明和實體vo不匹配問題 --> 125 <resultMap id="BaseResultMap" type="com.yhb.jsxn.entity.FinanceProductsUsers"> 126 <!-- 主鍵映射 --> 127 <id column="FPUID" property="FPUID" jdbcType="INTEGER" /> 128 <result column="UserID" property="UserID" jdbcType="VARCHAR" /> 129 <result column="FProductsRates" property="FProductsRates" jdbcType="FLOAT" /> 130 <result column="FProductsBuyMoney" property="FProductsBuyMoney" jdbcType="DECIMAL" /> 131 <result column="FProductsBuyTime" property="FProductsBuyTime" jdbcType="TIMESTAMP" /> 132 <result column="FProductsRateInNum" property="FProductsRateInNum" jdbcType="INTEGER" /> 133 134 </resultMap> 135 136 <!-- select 語句 137 select 標籤屬性： 138 id： id編號 139 parameterType: 獲取的參數值： 140 eg： 141 java.lang.Integer 142 map 143 resultMap： 144 eg： 145 返回的是一個映射結果集，對應一個實體vo類 146 想用ParameterType=Map傳入多個參數構造SQL進行查詢: 147 <select id="getBusList" resultMap="busListMap" parameterType="java.util.Map"> 148 select bs.bus_id as bus_id,bs.arrive_time as up_time,b.start_station 149 as start_station_id, 150 b.end_station as end_station_id 151 from bus b , bus_station bs where b.bus_id = bs.bus_id and 152 bs.station_id=#{upStationId} 153 and is_up=1 and b.up_station_line like 154 #{upStationLineLike} and b.down_station_line 155 like 156 #{downStationLineLike} 157 and (b.daily=1 or b.weekly like #{weeklyLike} or b.run_day like 158 #{runDayLike} ) 159 order by bs.arrive_time asc 160 </select> 161 調試時報 Parameter not found異常 162 解決方法，使用此方式傳參，必須在對應的接口方法用@Param標籤訂義參數value才行: 163 164 public List<Bus> getBusList(@Param(value = "upStationId") long upStationId, 165 @Param(value = "upStationLineLike") String upStationLineLike, 166 @Param(value = "downStationLineLike") String downStationLineLike, 167 @Param(value = "weeklyLike") String weeklyLike, 168 @Param(value = "runDayLike") String runDayLike 169 ){} ; 170 resultType： 171 eg： 172 Integer 173 String 174 Decimal 175 int 176 --> 177 <select id="selectFinByFPUID" resultMap="BaseResultMap" parameterType="java.lang.Integer"> 178 select 179 * 180 from financeproducts_users 181 where FPUID = #{FPUID,jdbcType=INTEGER} 182 </select> 183 <select id="selectAllByFPid" resultMap="BaseResultMap" parameterType="map"> 184 select 185 a.TrueName,a.UserName,b.FProductsBuyMoney,b.FProductsBuyTime from 186 accounts_users a, financeproducts_users b where a.UserID = b.UserID 187 and b.FPid=#{fpid} and FProductsCountNum > FProductsRateInNum order 188 by b.FProductsBuyTime DESC limit 189 #{pageNo},#{size} 190 </select> 191 <select id="getFinancialUsers" resultType="String"> 192 select distinct userid from financeproducts_users 193 </select> 194 <select id="selectNewProduct" parameterType="String" resultType="Integer"> 195 select count(*) from financeproducts_users where UserID =#{userId} and 196 FPid in (140,141) 197 </select> 198 <select id="getUserFreeze" parameterType="map" resultType="Decimal"> 199 select sum(FproductsBuyMoney-FProductsRateMoney) userFrezz from 200 financeproducts_users where UserID =#{userId} and FProductsEm_k2=1 201 </select> 202 <!-- <if test="array.length > 0"> 203 <where> 204 <foreach collection="array" open="(" item="age" close=")" separator=","> 205 and age in (#{age}) 206 </foreach> 207 </where> 208 </if> --> 209 210 <select id="selectByUserIdById" resultMap="BaseResultMap" parameterType="Map"> 211 select * from ( 212 select 213 a.UserID,a.FProductsBuyMoney,a.FProductsName,b.ProfitMoney,b.UserId_Get,b.UserName_Give 214 from financeproducts_users a 215 left join 216 (SELECT 217 UserId_Give,UserId_Get,UserName_Give,ProfitMoney FROM 218 accounts_distributor_profit 219 where UserId_Get=#{Id} group by UserId_Give 220 )b 221 on a.UserId=b.UserId_Give 222 )a where a.UserId_Get is not null 223 </select> 224 <select id="getHistoricalBuyProductsByName" resultMap="BaseResultMap" 225 parameterType="hashMap"> 226 select 227 FProductsName,FProductsRateInNum,FProductsImgs,FProductsCountRateMoney,FProductsBuyMoney, 228 FProductsBuyTime,FProductsCountNum 229 from financeproducts_users 230 where 231 <if test="UserID !=null"> 232 UserID =#{UserID} 233 </if> 234 and FProductsCountNum<![CDATA[<=]]>FProductsRateInNum 235 <if test="startTime !=null"> 236 and DATE_FORMAT(FProductsBuyTime,'%Y-%m-%d')<![CDATA[>=]]>#{startTime} 237 </if> 238 <if test="dayNum !=null"> 239 and FProductsCountNum <![CDATA[<=]]>#{dayNum} 240 </if> 241 <if test="FProductsName !=null and FProductsName !=''"> 242 <!-- mysql> select concat_ws(',','11','22','33'); 243 244 +-------------------------------+ 245 | concat_ws(',','11','22','33') | 246 +-------------------------------+ 247 | 11,22,33 | 248 +-------------------------------+ 249 oracle 可使用||來鏈接 250 --> 251 and FProductsName like CONCAT('%', #{FProductsName}, '%') 252 </if> 253 </select> 254 <select id="selectAlreadyByUserId" resultMap="BaseResultMap" 255 parameterType="Map"> 256 select 257 FProductsName,FProductsRateInNum,FProductsImgs,FProductsCountRateMoney,FProductsBuyMoney, 258 FProductsBuyTime,FProductsCountNum 259 from financeproducts_users 260 where 261 FProductsCountNum > FProductsRateInNum and UserID =#{UserID} 262 order 263 by FProductsBuyTime 264 </select> 265 <!--根據查詢條件獲取歷史購買產品並分頁 266 用 ISNULL(), NVL(), IFNULL() and COALESCE() 函數替換空值 267 在數據庫操做中，每每要對一些查詢出來的空值進行替換，如函數SUM(),這個函數若是沒有值會返回NULL,這是咱們不但願看到的， 268 在MySQL中咱們能夠這樣來寫： 269 select IFNULL(sum(data),0) ... 270 在SQLSERVER中咱們能夠這樣寫： 271 select ISNULL(sum(data),0) ... 272 在ORACLE中咱們能夠這樣寫： 273 select NVL(sum(data),0) ... 274 對於全部數據庫適用的方法能夠這樣寫： 275 select COALESCE(sum(data),0) ... 276 COALESCE()用法： 277 COALESCE(value,...) 278 返回第一個不是null的值，若是參數列表全是null,則返回null 279 SELECT COALESCE(NULL,1); 280 -> 1 281 SELECT COALESCE(NULL,NULL,NULL); 282 -> NULL 283 --> 284 <select id="selectHistoricalByUserIdByPageName" resultMap="BaseResultMap" 285 parameterType="Map"> 286 287 select b.UserID,coalesce(a.FProductsBuyMoney,b.FProductsRateMoney) as FProductsBuyMoney,coalesce(a.m,0) as sumProfit,b.FProductsRateMoney,b.FPUID,b.FProductsName,b.FProductsImgs from 288 ( select * from financeproducts_users where FProductsEm_k2 = 0 and userid =#{UserID}) b 289 left join 290 (select userid,FProductsBuyMoney,FProductsRateEm_k1,sum(FProductsAsRateMoney) as m from financeproducts_rates 291 where userid =#{UserID} 292 group by FProductsRateEm_k1 ) a 293 on a.FProductsRateEm_k1=b.fpuid 294 295 <if test="startTime !=null"> 296 and DATE_FORMAT(b.FProductsBuyTime,'%Y-%m-%d')<![CDATA[>=]]>#{startTime} 297 </if> 298 <if test="productName !=null"> 299 and b.FProductsName like CONCAT('%', #{productName}, '%') 300 </if> 301 </select> 302 303 <!-- insert --> 304 <insert id="insertSelective" useGeneratedKeys="true" keyProperty="FPUID" parameterType="com.yhb.jsxn.entity.FinanceProductsUsers"> 305 insert into financeproducts_users 306 <trim prefix="(" suffix=")" suffixOverrides=","> 307 <if test="UserID != null"> 308 UserID, 309 </if> 310 <if test="FPid != null"> 311 FPid, 312 </if> 313 </trim> 314 <trim prefix="values (" suffix=")" suffixOverrides=","> 315 <if test="UserID != null"> 316 #{UserID,jdbcType=VARCHAR}, 317 </if> 318 <if test="FPid != null"> 319 #{FPid,jdbcType=INTEGER}, 320 </if> 321 <if test="FProductsName != null"> 322 #{FProductsName,jdbcType=VARCHAR}, 323 </if> 324 </trim> 325 </insert> 326 327 <!-- update 語句 --> 328 <update id="updateByPrimaryKeySelective" parameterType="com.yhb.jsxn.entity.FinanceProductsUsers"> 329 update financeproducts_users 330 <set> 331 <if test="FProductsEm_k2 != null"> 332 FProductsEm_k2=#{FProductsEm_k2,jdbcType=VARCHAR}, 333 </if> 334 <if test="FProductsEm_k3 != null"> 335 FProductsEm_k3=#{FProductsEm_k3,jdbcType=VARCHAR}, 336 </if> 337 </set> 338 where FPUID =#{FPUID,jdbcType=INTEGER} 339 </update> 340 341 <!-- del 語句 --> 342 </mapper> 343 344 mybatis經常使用寫法
1 Map<String, Object> map = new HashMap<String, Object>(); 2 map.put("seckillId", seckillId); 3 map.put("phone", userPhone); 4 map.put("killTime", new Date()); 5 map.put("result", null); 6 7 seckillDao.killByProcedure(map); 8 9 xml： 10 <!--使用mybatis調用msyql5.6存儲過程注意存儲過程的入參和出參--> 11 <select id="killByProcedure" statementType="CALLABLE"> 12 call execute_seckill( 13 #{seckillId,jdbcType=BIGINT,mode=IN}, 14 15 #{phone,jdbcType=BIGINT,mode=IN}, 16 17 #{killTime,jdbcType=TIMESTAMP,mode=IN}, 18 19 #{result,jdbcType=INTEGER,mode=OUT}<!-- map.put("result", null);//執行存儲過程之後，result被賦值：返回執行結果的枚舉值： --> 20 ) 21 </select>
項目中出現的奇怪現象：html
BaseConfig appProConfig = baseConfigService.selectByParam("cfg _appIndexPro");java
就是查詢不出來，後來粘貼java代碼中的參數cfg _appIndexPro到subline中對比數據庫中的value 值 cfg _appIndexPro：我夥呆：mysql
暫時還不知道怎麼會出現這個狀況的。web
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