package com.atlassian.vcache.internal.core.cas;
   
   import com.atlassian.vcache.CasIdentifier;
   
   import java.io.Serializable;
   
   /**
    * Implementation of {@link CasIdentifier} that uses current time as the unique identifier.
    *
   * @since 1.1.0
   */
  public class IdentifiedData implements Serializable, CasIdentifier {
      // Using nano time to create a "unique" identifier. See NOTED.md file for more.
      private final long casId = System.nanoTime();
  
      @Override
      public boolean equals(Object o) {
          if (this == o) {
              return true;
          }
          if (!(o instanceof IdentifiedData)) {
              return false;
          }
  
          final IdentifiedData that = (IdentifiedData) o;
  
          return casId == that.casId;
      }
  }