How to use URL Query Parameters?

Vaadin 6 / 7 / 8
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How can i use Query Parameters with the same method usando http://url/?id=1 or http://url/?id=2*param2=3 or http://url/?param2=3

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How to use URL Query Parameters ?

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Check here: cdi-demo/src/main/java/org/vaadin/cdidemo/MyVaadinUI.java at master · TatuLund/cdi-demo · GitHub