public class NullPointerException extends RuntimeException
null
. It also occurs in some other, less
obvious circumstances, like a throw e
statement where the Throwable
reference is null
.Constructor and Description |
---|
NullPointerException()
Constructs a new
NullPointerException that includes the current
stack trace. |
NullPointerException(String detailMessage)
Constructs a new
NullPointerException with the current stack
trace and the specified detail message. |
addSuppressed, fillInStackTrace, getCause, getLocalizedMessage, getMessage, getStackTrace, getSuppressed, initCause, printStackTrace, printStackTrace, printStackTrace, setStackTrace, toString
public NullPointerException()
NullPointerException
that includes the current
stack trace.public NullPointerException(String detailMessage)
NullPointerException
with the current stack
trace and the specified detail message.detailMessage
- the detail message for this exception.