code: public void setIpv4Addresses(java.util.Collection<String> ipv4Addresses) {
          if (ipv4Addresses == null) {
              this.ipv4Addresses = null;
              return;
          }
  
          this.ipv4Addresses = new java.util.ArrayList<String>(ipv4Addresses);
      }
docs: <p>
  The list of IP v4 addresses of the EC2 instance where the finding is generated.
  </p>
  
  @param ipv4Addresses
  The list of IP v4 addresses of the EC2 instance where the finding is generated.