|
|||||||||||
PREV CLASS NEXT CLASS | FRAMES NO FRAMES | ||||||||||
SUMMARY: NESTED | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD |
java.lang.Object | +--org.apache.hivemind.util.Defense
Simple utilities for defensive programming.
Method Summary | |
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. |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Method Detail |
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)
|
|||||||||||
PREV CLASS NEXT CLASS | FRAMES NO FRAMES | ||||||||||
SUMMARY: NESTED | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD |