java - How can I read data from USB? -

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I got a question: I have found libusb library for Java, but I really do not understand how to read some data Go. ReadBulk () or readInrrupt is a method, but they have an integer form of return type. I do not know how the data is stored, because the method only gives the actual number of bytes, the method that was read. The command class supports a method called getInputStream (), in this method there is a return type of the inststream and so I can do something with that data.


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