code: public StreamDescriptionSummary withEnhancedMonitoring(EnhancedMetrics... enhancedMonitoring) {
          if (this.enhancedMonitoring == null) {
              setEnhancedMonitoring(new com.amazonaws.internal.SdkInternalList<EnhancedMetrics>(enhancedMonitoring.length));
          }
          for (EnhancedMetrics ele : enhancedMonitoring) {
              this.enhancedMonitoring.add(ele);
          }
          return this;
      }
docs: <p>
  Represents the current enhanced monitoring settings of the stream.
  </p>
  <p>
  <b>NOTE:</b> This method appends the values to the existing list (if any). Use
  {@link #setEnhancedMonitoring(java.util.Collection)} or {@link #withEnhancedMonitoring(java.util.Collection)} if
  you want to override the existing values.
  </p>
  
  @param enhancedMonitoring
  Represents the current enhanced monitoring settings of the stream.
  @return Returns a reference to this object so that method calls can be chained together.