Foamy: No matter what color it is, you should check in with your doctor if it consistently looks foamy and frothy. It may be a sign you have protein in your urine, which may mean you have issues with your kidneys. Pee doesnât usually have a strong smell.
If the file cannot be found, the exception is caught in the catch-block. In this example, the error handler simply prints the stack trace, which provides useful information for debugging. In some situations, you may need to perform some clean-up operations, or open another file instead.
How uncaught exceptions are handled. In our discussion of unchecked exceptions, we mentioned that when these exceptions are not caught in a try/catch block, then what you often see in practice is Java print the exception stack trace and then terminate your program. In reality, this is a simplistic view of what happens, and we'll look in more detail here.