code: public void setPackages(java.util.Collection<String> packages) {
          if (packages == null) {
              this.packages = null;
              return;
          }
  
          this.packages = new com.amazonaws.internal.SdkInternalList<String>(packages);
      }
docs: <p>
  An array of <code>Package</code> objects that describes the layer packages.
  </p>
  
  @param packages
  An array of <code>Package</code> objects that describes the layer packages.