public final class Defense extends java.lang.Object
Modifier and Type | Method and Description |
---|---|
static void |
isAssignable(java.lang.Object parameter,
java.lang.Class expectedType,
java.lang.String parameterName)
Check that a parameter is not null, and assignable to a particular type.
|
static void |
notNull(java.lang.Object parameter,
java.lang.String parameterName)
Check for null parameter when not allowed.
|
public static void notNull(java.lang.Object parameter, java.lang.String parameterName)
java.lang.NullPointerException
- if parameter is null (the message indicates the name of the parameter).public static void isAssignable(java.lang.Object parameter, java.lang.Class expectedType, java.lang.String parameterName)
java.lang.ClassCastException
- if not assignable (with a useable message)