code: public void setProperties(java.util.Collection<KeyValue> properties) {
          if (properties == null) {
              this.properties = null;
              return;
          }
  
          this.properties = new com.amazonaws.internal.SdkInternalList<KeyValue>(properties);
      }
docs: <p>
  A list of Java properties that are set when the step runs. You can use these properties to pass key value pairs
  to your main function.
  </p>
  
  @param properties
  A list of Java properties that are set when the step runs. You can use these properties to pass key value
  pairs to your main function.