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.dht;
  
  import java.io.Serializable;
  import java.util.Collection;
  import java.util.HashMap;
  import java.util.Map;
  import javax.annotation.Nullable;
  
  import com.google.common.collect.ImmutableCollection;
  
  import org.apache.cassandra.diag.DiagnosticEvent;
  import org.apache.cassandra.locator.InetAddressAndPort;
  import org.apache.cassandra.tcm.ClusterMetadata;
  
  /**
   * DiagnosticEvent implementation for bootstrap related activities.
   */
  final class BootstrapEvent extends DiagnosticEvent
  {
  
      private final BootstrapEventType type;
      @Nullable
      private final ClusterMetadata metadata;
      private final InetAddressAndPort address;
      @Nullable
      private final String allocationKeyspace;
      @Nullable
      private final Integer rf;
      private final Integer numTokens;
      private final Collection<Token> tokens;
  
      BootstrapEvent(BootstrapEventType type, InetAddressAndPort address, @Nullable ClusterMetadata metadata,
                     @Nullable String allocationKeyspace, @Nullable Integer rf, int numTokens, ImmutableCollection<Token> tokens)
      {
          this.type = type;
          this.address = address;
          this.metadata = metadata;
          this.allocationKeyspace = allocationKeyspace;
          this.rf = rf;
          this.numTokens = numTokens;
          this.tokens = tokens;
      }
  
      enum BootstrapEventType
      {
          BOOTSTRAP_USING_SPECIFIED_TOKENS,
          BOOTSTRAP_USING_RANDOM_TOKENS,
          TOKENS_ALLOCATED
      }
  
  
      public BootstrapEventType getType()
      {
          return type;
      }
  
      public Map<String, Serializable> toMap()
      {
          // be extra defensive against nulls and bugs
          HashMap<String, Serializable> ret = new HashMap<>();
          ret.put("metadata", metadata.legacyToString());
          ret.put("allocationKeyspace", allocationKeyspace);
          ret.put("rf", rf);
          ret.put("numTokens", numTokens);
          ret.put("tokens", String.valueOf(tokens));
          return ret;
      }
  }
  