code: public UpdateS3ResourcesRequest withS3ResourcesUpdate(S3ResourceClassificationUpdate... s3ResourcesUpdate) {
          if (this.s3ResourcesUpdate == null) {
              setS3ResourcesUpdate(new java.util.ArrayList<S3ResourceClassificationUpdate>(s3ResourcesUpdate.length));
          }
          for (S3ResourceClassificationUpdate ele : s3ResourcesUpdate) {
              this.s3ResourcesUpdate.add(ele);
          }
          return this;
      }
docs: <p>
  The S3 resources whose classification types you want to update.
  </p>
  <p>
  <b>NOTE:</b> This method appends the values to the existing list (if any). Use
  {@link #setS3ResourcesUpdate(java.util.Collection)} or {@link #withS3ResourcesUpdate(java.util.Collection)} if
  you want to override the existing values.
  </p>
  
  @param s3ResourcesUpdate
  The S3 resources whose classification types you want to update.
  @return Returns a reference to this object so that method calls can be chained together.