最新稳定版 SSM 框架整合

package com.ssm.util; import java.awt.Color; import java.awt.Font; import java.awt.Graphics; import java.awt.Graphics2D; import java.awt.geom.Line2D; import java.awt.image.BufferedImage; import java.util.HashMap; import java.util.Map; import java.util.Random; import org.springframework.stereotype.Component; /** * @ClassName: CheckCodeGenerator * @Description: 验证码图形 * @author: Administrator * @date: 2018年1月4日 下午3:32:28 * */ @Component public class CheckCodeGenerator { private static 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' }; private static int width = 80;// 生成验证码的宽度 private static int height = 35;// 生成验证码的高度 private static int codeCount = 4;// 验证码个数 private static int lineCounr = 20; private static Font font;// 验证码字体样式 static { font = new Font("楷体", Font.BOLD|Font.ITALIC, 25); } /** * 获取验证码 * @return */ public Map<String, Object> generlateCheckCode() { // 存储验证码 StringBuilder codeBuilder = new StringBuilder(); Random random = new Random(); // 创建 BufferedImage 对象 BufferedImage image = new BufferedImage(width, height, BufferedImage.TYPE_INT_BGR); // 创建Grapchics2D对象 Graphics graphics = image.getGraphics(); Graphics2D graphics2d = (Graphics2D) graphics; // 设置图片 graphics.setColor(Color.white); graphics.fillRect(1, 1, width - 2, height - 2); graphics.setFont(font); graphics.setColor(Color.gray); // 绘制颜色和位置全部为随机产生的线条,该线条为2f for (int i = 1; i <= lineCounr; i++) { int x = random.nextInt(width - 1); int y = random.nextInt(height - 1); int x1 = random.nextInt(width - 1); int y1 = random.nextInt(height - 1); Line2D line2d = new Line2D.Double(x, y, x1, y1); graphics2d.draw(line2d); } // 设置验证码中的内容 for (int i = 0; i < codeCount; i++) { graphics.setColor(getRandColor()); char c = codeSequence[random.nextInt(codeSequence.length - 1)]; codeBuilder.append(c); graphics2d.drawString(c + "", 10 + 15 * i, 25); } Map<String, Object> checkCode = new HashMap<String,Object>(); checkCode.put("checkCodeString", codeBuilder.toString()); checkCode.put("checkCodeImage", image); return checkCode; } /** * 随机生成颜色 * * @return */ private Color getRandColor() { Random random = new Random(); int r, g, b; r = random.nextInt(255); g = random.nextInt(255); b = random.nextInt(255); return new Color(r, g, b); } }