In Java, I want to convert this:
https%3A%2F%2Fmywebsite%2Fdocs%2Fenglish%2Fsite%2Fmybook.do%3Frequest_type
To thi
The string you've got is in application/x-www-form-urlencoded encoding.
application/x-www-form-urlencoded
Use URLDecoder to convert it to Java String.
URLDecoder.decode( url, "UTF-8" );