Bloch was specifically asked whether the 9 lines of "range check" code that he wrote whilst he worked at Sun, was used for Android. "I don't recall," Bloch said.
An employee's knowledge cannot be restricted. I thought of the algorithm, i spent the time writing the code, i can use this knowledge wherever i want, whenever i want.
Otherwise, what's the purpose of learning - and acquiring new employees from other companies.
And can someone explain how Google was supposed to know that this code was written somewhere else. An employee implemented it, a manager approved the module and it was used.