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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  package org.acegisecurity.captcha;
    16
    17  /***
    18   * <p>
    19   * return false if ny CaptchaChannelProcessorTemplate mapped urls has been
    20   * requested more than thresold and humanity is false; <br>
    21   * Default keyword : REQUIRES_CAPTCHA_ONCE_ABOVE_THRESOLD_REQUESTS
    22   * </p>
    23   *
    24   * @author Marc-Antoine Garrigue
    25   * @version $Id: TestOnceAfterMaxRequestsCaptchaChannelProcessor.java,v 1.2 2005/11/17 00:55:49 benalex Exp $
    26   */
    27  public class TestOnceAfterMaxRequestsCaptchaChannelProcessor
    28      extends CaptchaChannelProcessorTemplate {
    29      //~ Static fields/initializers =============================================
    30
    31      public static final String DEFAULT_KEYWORD = "REQUIRES_CAPTCHA_ONCE_ABOVE_THRESOLD_REQUESTS";
    32
    33      //~ Constructors ===========================================================
    34
    35      public TestOnceAfterMaxRequestsCaptchaChannelProcessor() {
    36          super();
    37          this.setKeyword(DEFAULT_KEYWORD);
    38      }
    39
    40      //~ Methods ================================================================
    41
    42      boolean isContextValidConcerningHumanity(CaptchaSecurityContext context) {
    43          if (context.isHuman()
    44              || (context.getHumanRestrictedResourcesRequestsCount() < getThresold())) {
    45              logger.debug(
    46                  "context is valid concerning humanity or request count < thresold");
    47
    48              return true;
    49          } else {
    50              logger.debug(
    51                  "context is not valid concerning humanity and request count > thresold");
    52
    53              return false;
    54          }
    55      }
    56  }