code: public SummarizedAttackVector withVectorCounters(SummarizedCounter... vectorCounters) {
          if (this.vectorCounters == null) {
              setVectorCounters(new java.util.ArrayList<SummarizedCounter>(vectorCounters.length));
          }
          for (SummarizedCounter ele : vectorCounters) {
              this.vectorCounters.add(ele);
          }
          return this;
      }
docs: <p>
  The list of counters that describe the details of the attack.
  </p>
  <p>
  <b>NOTE:</b> This method appends the values to the existing list (if any). Use
  {@link #setVectorCounters(java.util.Collection)} or {@link #withVectorCounters(java.util.Collection)} if you want
  to override the existing values.
  </p>
  
  @param vectorCounters
  The list of counters that describe the details of the attack.
  @return Returns a reference to this object so that method calls can be chained together.