Package grails.plugin.springsecurity.web.access

Source Code of grails.plugin.springsecurity.web.access.DefaultThrowableAnalyzer

/* Copyright 2013-2014 SpringSource.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
*      http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package grails.plugin.springsecurity.web.access;

import javax.servlet.ServletException;

import org.springframework.security.web.util.ThrowableAnalyzer;
import org.springframework.security.web.util.ThrowableCauseExtractor;

/**
* Copy of org.springframework.security.web.access.ExceptionTranslationFilter.DefaultThrowableAnalyzer which is private.
*
* @author <a href='mailto:burt@burtbeckwith.com'>Burt Beckwith</a>
*/
public class DefaultThrowableAnalyzer extends ThrowableAnalyzer {

  @Override
  protected void initExtractorMap() {
    super.initExtractorMap();

    registerExtractor(ServletException.class, new ThrowableCauseExtractor() {
      public Throwable extractCause(Throwable throwable) {
        ThrowableAnalyzer.verifyThrowableHierarchy(throwable, ServletException.class);
        return ((ServletException)throwable).getRootCause();
      }
    });
  }
}
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