/*
    * 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.chemistry.opencmis.client.bindings.spi.webservices;
  
  import static org.apache.chemistry.opencmis.commons.impl.WSConverter.convert;
  import static org.apache.chemistry.opencmis.commons.impl.WSConverter.convertExtensionHolder;
  import static org.apache.chemistry.opencmis.commons.impl.WSConverter.setExtensionValues;
  
  import java.util.ArrayList;
  import java.util.List;
  
  import javax.xml.ws.Holder;
  
  import org.apache.chemistry.opencmis.client.bindings.spi.BindingSession;
  import org.apache.chemistry.opencmis.commons.data.ExtensionsData;
  import org.apache.chemistry.opencmis.commons.data.ObjectData;
  import org.apache.chemistry.opencmis.commons.exceptions.CmisRuntimeException;
  import org.apache.chemistry.opencmis.commons.impl.jaxb.CmisException;
  import org.apache.chemistry.opencmis.commons.impl.jaxb.CmisExtensionType;
  import org.apache.chemistry.opencmis.commons.impl.jaxb.CmisObjectType;
  import org.apache.chemistry.opencmis.commons.impl.jaxb.PolicyServicePort;
  import org.apache.chemistry.opencmis.commons.spi.PolicyService;
  
  /**
   * Policy Service Web Services client.
   */
  public class PolicyServiceImpl extends AbstractWebServicesService implements PolicyService {
  
      private final AbstractPortProvider portProvider;
  
      /**
       * Constructor.
       */
      public PolicyServiceImpl(BindingSession session, AbstractPortProvider portProvider) {
          setSession(session);
          this.portProvider = portProvider;
      }
  
      @Override
      public void applyPolicy(String repositoryId, String policyId, String objectId, ExtensionsData extension) {
          PolicyServicePort port = portProvider.getPolicyServicePort(getCmisVersion(repositoryId), "applyPolicy");
  
          try {
              Holder<CmisExtensionType> portExtension = convertExtensionHolder(extension);
  
              port.applyPolicy(repositoryId, policyId, objectId, portExtension);
  
              setExtensionValues(portExtension, extension);
          } catch (CmisException e) {
              throw convertException(e);
          } catch (Exception e) {
              throw new CmisRuntimeException("Error: " + e.getMessage(), e);
          } finally {
              portProvider.endCall(port);
          }
      }
  
      @Override
      public void removePolicy(String repositoryId, String policyId, String objectId, ExtensionsData extension) {
          PolicyServicePort port = portProvider.getPolicyServicePort(getCmisVersion(repositoryId), "removePolicy");
  
          try {
              Holder<CmisExtensionType> portExtension = convertExtensionHolder(extension);
  
              port.removePolicy(repositoryId, policyId, objectId, portExtension);
  
              setExtensionValues(portExtension, extension);
          } catch (CmisException e) {
              throw convertException(e);
          } catch (Exception e) {
              throw new CmisRuntimeException("Error: " + e.getMessage(), e);
          } finally {
              portProvider.endCall(port);
          }
      }
  
      @Override
      public List<ObjectData> getAppliedPolicies(String repositoryId, String objectId, String filter,
              ExtensionsData extension) {
          PolicyServicePort port = portProvider.getPolicyServicePort(getCmisVersion(repositoryId), "getAppliedPolicies");
  
          try {
              List<CmisObjectType> policyList = port.getAppliedPolicies(repositoryId, objectId, filter,
                     convert(extension));
 
             List<ObjectData> result = new ArrayList<ObjectData>();
 
             // no list?
             if (policyList == null) {
                 return result;
             }
 
             // convert list
             for (CmisObjectType policy : policyList) {
                 result.add(convert(policy));
             }
 
             return result;
         } catch (CmisException e) {
             throw convertException(e);
         } catch (Exception e) {
             throw new CmisRuntimeException("Error: " + e.getMessage(), e);
         } finally {
             portProvider.endCall(port);
         }
     }
 }