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    1   /* Copyright 2004, 2005 Acegi Technology Pty Limited
    2    *
    3    * Licensed under the Apache License, Version 2.0 (the "License");
    4    * you may not use this file except in compliance with the License.
    5    * You may obtain a copy of the License at
    6    *
    7    *     http://www.apache.org/licenses/LICENSE-2.0
    8    *
    9    * Unless required by applicable law or agreed to in writing, software
    10   * distributed under the License is distributed on an "AS IS" BASIS,
    11   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12   * See the License for the specific language governing permissions and
    13   * limitations under the License.
    14   */
    15
    16  /*
    17   * Copyright (c) 2005 Your Corporation. All Rights Reserved.
    18   */
    19  package org.acegisecurity.captcha;
    20
    21  /***
    22   * <p>
    23   * return false if ny CaptchaChannelProcessorTemplate of mapped urls has been
    24   * requested more than thresold; <br>
    25   * Default keyword : REQUIRES_CAPTCHA_ABOVE_THRESOLD_REQUESTS
    26   * </p>
    27   *
    28   * @author Marc-Antoine Garrigue
    29   * @version $Id: AlwaysTestAfterMaxRequestsCaptchaChannelProcessor.java,v 1.2 2005/11/17 00:55:49 benalex Exp $
    30   */
    31  public class AlwaysTestAfterMaxRequestsCaptchaChannelProcessor
    32      extends CaptchaChannelProcessorTemplate {
    33      //~ Static fields/initializers =============================================
    34
    35      /*** Keyword for this channelProcessor */
    36      public static final String DEFAULT_KEYWORD = "REQUIRES_CAPTCHA_ABOVE_THRESOLD_REQUESTS";
    37
    38      //~ Constructors ===========================================================
    39
    40      /***
    41       * Constructor
    42       */
    43      public AlwaysTestAfterMaxRequestsCaptchaChannelProcessor() {
    44          super();
    45          this.setKeyword(DEFAULT_KEYWORD);
    46      }
    47
    48      //~ Methods ================================================================
    49
    50      /***
    51       * Verify wheter the context is valid concerning humanity
    52       *
    53       * @param context
    54       *
    55       * @return true if valid, false otherwise
    56       */
    57      boolean isContextValidConcerningHumanity(CaptchaSecurityContext context) {
    58          if (context.getHumanRestrictedResourcesRequestsCount() < getThresold()) {
    59              logger.debug("context is valid : request count < thresold");
    60
    61              return true;
    62          } else {
    63              logger.debug("context is not valid : request count > thresold");
    64
    65              return false;
    66          }
    67      }
    68  }