1 /* 2 * Copyright (c) 2002-2014, Mairie de Paris 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 9 * 1. Redistributions of source code must retain the above copyright notice 10 * and the following disclaimer. 11 * 12 * 2. Redistributions in binary form must reproduce the above copyright notice 13 * and the following disclaimer in the documentation and/or other materials 14 * provided with the distribution. 15 * 16 * 3. Neither the name of 'Mairie de Paris' nor 'Lutece' nor the names of its 17 * contributors may be used to endorse or promote products derived from 18 * this software without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 21 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE 24 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 30 * POSSIBILITY OF SUCH DAMAGE. 31 * 32 * License 1.0 33 */ 34 package fr.paris.lutece.portal.service.captcha; 35 36 import java.util.List; 37 38 import javax.servlet.http.HttpServletRequest; 39 40 41 /** 42 * Interface for captcha validator 43 */ 44 public interface ICaptchaService 45 { 46 /** 47 * Validate the captcha field 48 * @param request The HTTP request 49 * @return True if OK, otherwise false 50 */ 51 boolean validate( HttpServletRequest request ); 52 53 /** 54 * Gets the captcha HTML code 55 * @return The captcha HTML code 56 */ 57 String getHtmlCode( ); 58 59 /** 60 * Get the list of captcha providers 61 * @return The list of captcha providers 62 */ 63 List<String> getCaptchaEngineNameList( ); 64 65 /** 66 * Get the default captcha engine to use 67 * @return The name of the default captcha engine 68 */ 69 String getDefaultCaptchaEngineName( ); 70 71 /** 72 * Set the default captcha engine to use 73 * @param strDefaultCaptchaEngine the name of the default captcha engine to 74 * use 75 */ 76 void setDefaultCaptchaEngineName( String strDefaultCaptchaEngine ); 77 }