Products Web Router Part 1: TL;DW - Supercharged Paul recaps what goes into building a router, and he covers Custom Elements as well! Subscribe to the Google Developers Channel Except as otherwise noted, the content of this page is licensed under the Creative Commons Attribution 3.0 License, and code samples are licensed under the Apache 2.0 License. For details, see our Site Policies. Java is a registered trademark of Oracle and/or its affiliates. Last updated February 9, 2017.