/*
    * Licensed to the Apache Software Foundation (ASF) under one
    * or more contributor license agreements.  See the NOTICE file
    * distributed with this work for additional information
    * regarding copyright ownership.  The ASF licenses this file
    * to you 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.apache.syncope.core.rest.cxf.service;
  
  import org.apache.commons.lang3.exception.ExceptionUtils;
  import org.apache.cxf.jaxrs.ext.search.SearchBean;
  import org.apache.cxf.jaxrs.ext.search.SearchCondition;
  import org.apache.syncope.common.lib.SyncopeClientException;
  import org.apache.syncope.common.lib.types.ClientExceptionType;
  import org.apache.syncope.core.persistence.api.dao.search.SearchCond;
  import org.apache.syncope.core.persistence.api.search.SearchCondVisitor;
  
  public abstract class AbstractSearchService extends AbstractService {
  
      protected final SearchCondVisitor searchCondVisitor;
  
      public AbstractSearchService(final SearchCondVisitor searchCondVisitor) {
          this.searchCondVisitor = searchCondVisitor;
      }
  
      protected SearchCond getSearchCond(final String fiql, final String realm) {
          try {
              searchCondVisitor.setRealm(realm);
              SearchCondition<SearchBean> sc = searchContext.getCondition(fiql, SearchBean.class);
              sc.accept(searchCondVisitor);
  
              return searchCondVisitor.getQuery();
          } catch (Exception e) {
              LOG.error("Invalid FIQL expression: {}", fiql, e);
  
              SyncopeClientException sce = SyncopeClientException.build(ClientExceptionType.InvalidSearchParameters);
              sce.getElements().add(fiql);
              sce.getElements().add(ExceptionUtils.getRootCauseMessage(e));
              throw sce;
          }
      }
  }