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.ambari.server.security.authorization;
  
  import org.apache.ambari.server.orm.entities.PrivilegeEntity;
  import org.apache.ambari.server.orm.entities.ResourceEntity;
  import org.springframework.security.core.GrantedAuthority;
  
  /**
   * Authority granted for Ambari privileges.
   */
  public class AmbariGrantedAuthority implements GrantedAuthority {
    /**
     * The Ambari privilege.
     */
    private final PrivilegeEntity privilegeEntity;
  
  
    // ----- Constructors ------------------------------------------------------
  
    public AmbariGrantedAuthority(PrivilegeEntity privilegeEntity) {
      this.privilegeEntity = privilegeEntity;
    }
  
  
    // ----- GrantedAuthority --------------------------------------------------
  
    @Override
    public String getAuthority() {
  
      ResourceEntity resource = privilegeEntity.getResource();
  
      Long   resourceId            = resource.getId();
      String resourceTypeQualifier = resource.getResourceType().getName().toUpperCase() + ".";
      String privilegeName         = privilegeEntity.getPermission().getPermissionName() + "@" + resourceId;
  
      return privilegeName.startsWith(resourceTypeQualifier) ? privilegeName  : resourceTypeQualifier + privilegeName ;
    }
  
  
    // ----- AmbariGrantedAuthority --------------------------------------------
  
    /**
     * Get the associated privilege.
     *
     * @return the privilege
     */
    public PrivilegeEntity getPrivilegeEntity() {
      return privilegeEntity;
    }
  
  
    // ----- Object overrides --------------------------------------------------
  
    @Override
    public boolean equals(Object o) {
      if (this == o) return true;
      if (o == null || getClass() != o.getClass()) return false;
  
      AmbariGrantedAuthority that = (AmbariGrantedAuthority) o;
  
      return !(privilegeEntity != null ? !privilegeEntity.equals(that.privilegeEntity) : that.privilegeEntity != null);
    }
  
    @Override
    public int hashCode() {
      return privilegeEntity != null ? privilegeEntity.hashCode() : 0;
    }
  }
  