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.cassandra.auth;
  
  import com.google.common.base.Objects;
  import com.google.common.collect.ComparisonChain;
  
  /**
   *  Sets of instances of this class are returned by IAuthorizer.listPermissions() method for LIST PERMISSIONS query.
   *  None of the fields are nullable.
   */
  public class PermissionDetails implements Comparable<PermissionDetails>
  {
      public final String grantee;
      public final IResource resource;
      public final Permission permission;
  
      public PermissionDetails(String grantee, IResource resource, Permission permission)
      {
          this.grantee = grantee;
          this.resource = resource;
          this.permission = permission;
      }
  
      @Override
      public int compareTo(PermissionDetails other)
      {
          return ComparisonChain.start()
                                .compare(grantee, other.grantee)
                                .compare(resource.getName(), other.resource.getName())
                                .compare(permission, other.permission)
                                .result();
      }
  
      @Override
      public String toString()
      {
          return String.format("<PermissionDetails grantee:%s resource:%s permission:%s>",
                               grantee,
                               resource.getName(),
                               permission);
      }
  
      @Override
      public boolean equals(Object o)
      {
          if (this == o)
              return true;
  
          if (!(o instanceof PermissionDetails))
              return false;
  
          PermissionDetails pd = (PermissionDetails) o;
          return Objects.equal(grantee, pd.grantee)
              && Objects.equal(resource, pd.resource)
              && Objects.equal(permission, pd.permission);
      }
  
      @Override
      public int hashCode()
      {
          return Objects.hashCode(grantee, resource, permission);
      }
  }
  