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.repair;
  
  
  import java.util.ArrayList;
  import java.util.Collection;
  import java.util.Objects;
  import java.util.Set;
  
  import com.google.common.base.Preconditions;
  import com.google.common.collect.ImmutableSet;
  
  import org.apache.cassandra.dht.Range;
  import org.apache.cassandra.dht.Token;
  import org.apache.cassandra.locator.InetAddressAndPort;
  
  /**
   * Groups ranges with identical endpoints/transient endpoints
   */
  public class CommonRange
  {
      public final ImmutableSet<InetAddressAndPort> endpoints;
      public final ImmutableSet<InetAddressAndPort> transEndpoints;
      public final Collection<Range<Token>> ranges;
      public final boolean hasSkippedReplicas;
  
      public CommonRange(Set<InetAddressAndPort> endpoints, Set<InetAddressAndPort> transEndpoints, Collection<Range<Token>> ranges)
      {
          this(endpoints, transEndpoints, ranges, false);
      }
  
      public CommonRange(Set<InetAddressAndPort> endpoints, Set<InetAddressAndPort> transEndpoints, Collection<Range<Token>> ranges, boolean hasSkippedReplicas)
      {
          Preconditions.checkArgument(endpoints != null && !endpoints.isEmpty(), "Endpoints can not be empty");
          Preconditions.checkArgument(transEndpoints != null, "Transient endpoints can not be null");
          Preconditions.checkArgument(endpoints.containsAll(transEndpoints), "transEndpoints must be a subset of endpoints");
          Preconditions.checkArgument(ranges != null && !ranges.isEmpty(), "Ranges can not be empty");
  
          this.endpoints = ImmutableSet.copyOf(endpoints);
          this.transEndpoints = ImmutableSet.copyOf(transEndpoints);
          this.ranges = new ArrayList<>(ranges);
          this.hasSkippedReplicas = hasSkippedReplicas;
      }
  
      public boolean matchesEndpoints(Set<InetAddressAndPort> endpoints, Set<InetAddressAndPort> transEndpoints)
      {
          // Use strict equality here, as worst thing that can happen is we generate one more stream
          return this.endpoints.equals(endpoints) && this.transEndpoints.equals(transEndpoints);
      }
  
      public boolean equals(Object o)
      {
          if (this == o) return true;
          if (o == null || getClass() != o.getClass()) return false;
  
          CommonRange that = (CommonRange) o;
  
          return Objects.equals(endpoints, that.endpoints)
                 && Objects.equals(transEndpoints, that.transEndpoints)
                 && Objects.equals(ranges, that.ranges)
                 && hasSkippedReplicas == that.hasSkippedReplicas;
      }
  
      public int hashCode()
      {
          return Objects.hash(endpoints, transEndpoints, ranges, hasSkippedReplicas);
      }
  
      public String toString()
      {
          return "CommonRange{" +
                 "endpoints=" + endpoints +
                 ", transEndpoints=" + transEndpoints +
                 ", ranges=" + ranges +
                 ", hasSkippedReplicas=" + hasSkippedReplicas +
                 '}';
      }
  }
  