Java异常体系

ArrayIndexOutOfBoundsException 

VirtualMachineError

UnknownError

NullPointerException

NoSuchMethodException

Error

Exception

ReflectiveOperationException

ArithmeticException 

RuntimeException

IllegalArgumentException 

ClassCastException 

Throwable

TimeoutException

StackOverflowError

InternalError

IOException

检查型异常

IllegalAccessException

ClassNotFoundException

OutOfMemoryError

非检查型异常

NoSuchFieldException

SQLException