/**
    * Copyright 2005-2013 The Kuali Foundation
    *
    * Licensed under the Educational Community 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.opensource.org/licenses/ecl2.php
    *
   * 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.kuali.rice.coreservice.impl.namespace;
  
  import org.apache.commons.lang.StringUtils;
  import org.kuali.rice.core.api.exception.RiceIllegalArgumentException;
  import org.kuali.rice.coreservice.api.namespace.Namespace;
  import org.kuali.rice.coreservice.api.namespace.NamespaceService;
  import org.kuali.rice.krad.service.BusinessObjectService;
  
  import java.util.ArrayList;
  import java.util.Collections;
  import java.util.List;
  
  import static java.util.Collections.singletonMap;
  
  public class NamespaceServiceImpl implements NamespaceService {
  
      private BusinessObjectService boService;
  
      @Override
  	public Namespace getNamespace(String code) {
          if (StringUtils.isBlank(code)) {
              throw new RiceIllegalArgumentException("the code is blank");
          } 
  
          return NamespaceBo.to(boService.findByPrimaryKey(NamespaceBo.class, singletonMap("code", code)));
  	}
  
      @Override
      public List<Namespace> findAllNamespaces() {
          List<NamespaceBo> namespaceBos = (List<NamespaceBo>) boService.findAll(NamespaceBo.class);
          List<Namespace> namespaces = new ArrayList<Namespace>();
          
          for (NamespaceBo bo : namespaceBos) {
              namespaces.add(NamespaceBo.to(bo));
          }
          return Collections.unmodifiableList(namespaces);
      }
  
      public void setBusinessObjectService(BusinessObjectService boService) {
          this.boService = boService;
      }
  }