/**
 * Copyright (c) Istituto Nazionale di Fisica Nucleare (INFN). 2006-2016
 *
 * 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 org.glite.security.voms.admin.view.interceptors;

import java.util.Map;

import org.glite.security.voms.admin.persistence.dao.SearchResults;
import org.glite.security.voms.admin.view.actions.SearchAware;
import org.glite.security.voms.admin.view.actions.SearchData;

import com.opensymphony.xwork2.Action;
import com.opensymphony.xwork2.ActionInvocation;
import com.opensymphony.xwork2.interceptor.AbstractInterceptor;

public class SearchAwareInterceptor extends AbstractInterceptor {

  /**
	 * 
	 */
  private static final long serialVersionUID = 1L;

  @Override
  public String intercept(ActionInvocation invocation) throws Exception {

    Action action = (Action) invocation.getAction();

    Map<String, Object> session = (Map<String, Object>) invocation
      .getInvocationContext().getSession();

    if (action instanceof SearchAware)
      if (session.containsKey("searchData")
        && session.containsKey("searchResults")) {

        SearchAware saAction = (SearchAware) action;
        saAction.setSearchData((SearchData) session.get("searchData"));
        saAction.setSearchResults((SearchResults) session.get("searchResults"));
      }

    return invocation.invoke();
  }

}