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.kafka.shell.state;
  
  import org.apache.kafka.image.MetadataImage;
  import org.apache.kafka.image.node.MetadataNode;
  import org.apache.kafka.shell.node.RootShellNode;
  
  import java.util.function.Consumer;
  
  /**
   * The mutable state of the Kafka metadata shell.
   */
  public class MetadataShellState {
      private volatile MetadataNode root;
      private volatile String workingDirectory;
  
      public MetadataShellState() {
          this.root = new RootShellNode(MetadataImage.EMPTY);
          this.workingDirectory = "/";
      }
  
      public MetadataNode root() {
          return root;
      }
  
      public void setRoot(MetadataNode root) {
          this.root = root;
      }
  
      public String workingDirectory() {
          return workingDirectory;
      }
  
      public void setWorkingDirectory(String workingDirectory) {
          this.workingDirectory = workingDirectory;
      }
  
      public void visit(Consumer<MetadataShellState> consumer) {
          consumer.accept(this);
      }
  }
  