code: public CreateDeploymentRequest withLayerIds(String... layerIds) {
          if (this.layerIds == null) {
              setLayerIds(new com.amazonaws.internal.SdkInternalList<String>(layerIds.length));
          }
          for (String ele : layerIds) {
              this.layerIds.add(ele);
          }
          return this;
      }
docs: <p>
  The layer IDs for the deployment targets.
  </p>
  <p>
  <b>NOTE:</b> This method appends the values to the existing list (if any). Use
  {@link #setLayerIds(java.util.Collection)} or {@link #withLayerIds(java.util.Collection)} if you want to override
  the existing values.
  </p>
  
  @param layerIds
  The layer IDs for the deployment targets.
  @return Returns a reference to this object so that method calls can be chained together.