patchca是一个简单但功能强大的验证码的Java类库。
效果：
示例代码：
CofigurableCaptchaService cs = ew CofigurableCaptchaService();cs.setColorFactory(ew SigleColorFactory(ew Color(25, 60, 170)));cs.setFilterFactory(ew CurvesRippleFilterFactory(cs.getColorFactory()));FileOutputStream fos = ew FileOutputStream("patcha_demo.pg");EcoderHelper.getChallageAdWriteImage(cs, "pg", fos);fos.close();
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