code: public RestoreDBInstanceFromDBSnapshotRequest withVpcSecurityGroupIds(String... vpcSecurityGroupIds) {
          if (this.vpcSecurityGroupIds == null) {
              setVpcSecurityGroupIds(new com.amazonaws.internal.SdkInternalList<String>(vpcSecurityGroupIds.length));
          }
          for (String ele : vpcSecurityGroupIds) {
              this.vpcSecurityGroupIds.add(ele);
          }
          return this;
      }
docs: <p>
  A list of EC2 VPC security groups to associate with this DB instance.
  </p>
  <p>
  Default: The default EC2 VPC security group for the DB subnet group's VPC.
  </p>
  <p>
  <b>NOTE:</b> This method appends the values to the existing list (if any). Use
  {@link #setVpcSecurityGroupIds(java.util.Collection)} or {@link #withVpcSecurityGroupIds(java.util.Collection)}
  if you want to override the existing values.
  </p>
  
  @param vpcSecurityGroupIds
  A list of EC2 VPC security groups to associate with this DB instance. </p>
  <p>
  Default: The default EC2 VPC security group for the DB subnet group's VPC.
  @return Returns a reference to this object so that method calls can be chained together.