mappedPlugin.setArtifactId( plugin.getArtifactId() );

                mappedPlugin.setPrefix( plugin.getPrefix() );

                mappedPlugin.setName( plugin.getName() );

                addPlugin( mappedPlugin );

                changed = true;
            }
        }

        Versioning versioning = sourceMetadata.getVersioning();
        if ( versioning != null )

        }

        @Override
        public String getNamespaceURI() {
            return null;
        }

        @Override
        public String getPrefix() {
            return null;
        }

        @Override
        public void setPrefix(String prefix) {
        }

        @Override
        public String getLocalName() {
            return null;
        }

        @Override

      /** Synthetic response header: the local time when the request was sent. */
      private val SENT_MILLIS = "${Platform.get().getPrefix()}-Sent-Millis"

      /** Synthetic response header: the local time when the response was received. */
      private val RECEIVED_MILLIS = "${Platform.get().getPrefix()}-Received-Millis"
    }
  }

  private class CacheResponseBody(
    val snapshot: DiskLruCache.Snapshot,

    @Nonnull
    default String getNamespaceUri() {
        return namespaceUri();
    }

    @Deprecated(since = "4.0.0", forRemoval = true)
    @Nonnull
    default String getPrefix() {
        return prefix();
    }

    @Deprecated(since = "4.0.0", forRemoval = true)
    @Nullable
    default String getValue() {
        return value();
    }