code: public void setInstancesToTerminate(java.util.Collection<String> instancesToTerminate) {
          if (instancesToTerminate == null) {
              this.instancesToTerminate = null;
              return;
          }
  
          this.instancesToTerminate = new com.amazonaws.internal.SdkInternalList<String>(instancesToTerminate);
      }
docs: <p>
  Specific list of instances to be terminated when shrinking an instance group.
  </p>
  
  @param instancesToTerminate
  Specific list of instances to be terminated when shrinking an instance group.