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.audit.event.request;
  
  import java.util.LinkedList;
  import java.util.List;
  import java.util.Map;
  import java.util.SortedSet;
  import java.util.TreeSet;
  
  import javax.annotation.concurrent.Immutable;
  
  import org.apache.ambari.server.audit.request.RequestAuditEvent;
  import org.apache.commons.lang.StringUtils;
  
  /**
   * Audit event for changing view privilege
   */
  @Immutable
  public class ViewPrivilegeChangeRequestAuditEvent extends RequestAuditEvent {
  
    public static class ViewPrivilegeChangeRequestAuditEventBuilder extends RequestAuditEventBuilder<ViewPrivilegeChangeRequestAuditEvent, ViewPrivilegeChangeRequestAuditEventBuilder> {
  
      /**
       * Users with their roles
       */
      private Map<String, List<String>> users;
  
      /**
       * Groups with their roles
       */
      private Map<String, List<String>> groups;
  
      /**
       * Roles with their roles
       */
      private Map<String, List<String>> roles;
  
      /**
       * View name
       */
      private String name;
  
      /**
       * View type (Files, Tez, etc...)
       */
      private String type;
  
      /**
       * View version
       */
      private String version;
  
  
      public ViewPrivilegeChangeRequestAuditEventBuilder() {
        super(ViewPrivilegeChangeRequestAuditEventBuilder.class);
        super.withOperation("View permission change");
      }
  
      @Override
      protected ViewPrivilegeChangeRequestAuditEvent newAuditEvent() {
        return new ViewPrivilegeChangeRequestAuditEvent(this);
      }
  
      /**
       * Appends to the event the details of the incoming request.
       *
       * @param builder builder for the audit event details.
       */
      @Override
      protected void buildAuditMessage(StringBuilder builder) {
        super.buildAuditMessage(builder);
  
        builder.append(", Type(")
          .append(type)
          .append("), Version(")
          .append(version)
          .append("), Name(")
          .append(name)
          .append(")");
  
        SortedSet<String> roleSet = new TreeSet<>();
        roleSet.addAll(users.keySet());
        roleSet.addAll(groups.keySet());
        roleSet.addAll(roles.keySet());
  
        builder.append(", Permissions(");
  
        List<String> lines = new LinkedList<>();
  
        for (String role : roleSet) {
          List<String>  tmpLines = new LinkedList<>();
          lines.add(role + ": [");
          if (users.get(role) != null && !users.get(role).isEmpty()) {
            tmpLines.add("Users: " + StringUtils.join(users.get(role), ", "));
          }
          if (groups.get(role) != null && !groups.get(role).isEmpty()) {
            tmpLines.add("Groups: " + StringUtils.join(groups.get(role), ", "));
          }
          if (roles.get(role) != null && !roles.get(role).isEmpty()) {
            tmpLines.add("Roles: " + StringUtils.join(roles.get(role), ", "));
          }
          lines.add(StringUtils.join(tmpLines, ";"));
          lines.add("] ");
        }
  
        builder.append(StringUtils.join(lines, ""));
  
        builder.append(")");
      }
  
      public ViewPrivilegeChangeRequestAuditEventBuilder withName(String name) {
        this.name = name;
        return this;
      }
  
      public ViewPrivilegeChangeRequestAuditEventBuilder withType(String type) {
        this.type = type;
        return this;
      }
  
      public ViewPrivilegeChangeRequestAuditEventBuilder withVersion(String version) {
        this.version = version;
        return this;
      }
  
      public ViewPrivilegeChangeRequestAuditEventBuilder withUsers(Map<String, List<String>> users) {
        this.users = users;
        return this;
      }
  
      public ViewPrivilegeChangeRequestAuditEventBuilder withGroups(Map<String, List<String>> groups) {
        this.groups = groups;
        return this;
      }
  
      public ViewPrivilegeChangeRequestAuditEventBuilder withRoles(Map<String, List<String>> roles) {
        this.roles = roles;
        return this;
      }
    }
  
    protected ViewPrivilegeChangeRequestAuditEvent() {
    }
  
    /**
     * {@inheritDoc}
     */
    protected ViewPrivilegeChangeRequestAuditEvent(ViewPrivilegeChangeRequestAuditEventBuilder builder) {
      super(builder);
    }
  
    /**
     * Returns an builder for {@link ViewPrivilegeChangeRequestAuditEvent}
     *
     * @return a builder instance
     */
    public static ViewPrivilegeChangeRequestAuditEventBuilder builder() {
      return new ViewPrivilegeChangeRequestAuditEventBuilder();
    }
  
  }
  