content: /*
   * 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.atompub;
  
  import org.apache.chemistry.opencmis.client.bindings.spi.BindingSession;
  import org.apache.chemistry.opencmis.client.bindings.spi.atompub.objects.AtomAcl;
  import org.apache.chemistry.opencmis.commons.data.Acl;
  import org.apache.chemistry.opencmis.commons.data.ExtensionsData;
  import org.apache.chemistry.opencmis.commons.enums.AclPropagation;
  import org.apache.chemistry.opencmis.commons.spi.AclService;
  import org.apache.chemistry.opencmis.commons.spi.ExtendedAclService;
  
  /**
   * ACL Service AtomPub client.
   */
  public class AclServiceImpl extends AbstractAtomPubService implements AclService, ExtendedAclService {
  
      /**
       * Constructor.
       */
      public AclServiceImpl(BindingSession session) {
          setSession(session);
      }
  
      @Override
      public Acl applyAcl(String repositoryId, String objectId, Acl addAces, Acl removeAces,
              AclPropagation aclPropagation, ExtensionsData extension) {
  
          // fetch the current ACL
          Acl originalAces = getAcl(repositoryId, objectId, false, null);
  
          // if no changes required, just return the ACL
          if (!isAclMergeRequired(addAces, removeAces)) {
              return originalAces;
          }
  
          // merge ACLs
          Acl newACL = mergeAcls(originalAces, addAces, removeAces);
  
          // update ACL
          AtomAcl acl = updateAcl(repositoryId, objectId, newACL, aclPropagation);
          Acl result = acl.getACL();
  
          return result;
      }
  
      @Override
      public Acl getAcl(String repositoryId, String objectId, Boolean onlyBasicPermissions, ExtensionsData extension) {
          return getAclInternal(repositoryId, objectId, onlyBasicPermissions, extension);
      }
  
      @Override
      public Acl setAcl(String repositoryId, String objectId, Acl aces) {
          AtomAcl acl = updateAcl(repositoryId, objectId, aces, AclPropagation.OBJECTONLY);
          Acl result = acl.getACL();
  
          return result;
      }
  }
  