org.apache.log4j.rule
Class ExistsRule
java.lang.Object
org.apache.log4j.rule.AbstractRule
org.apache.log4j.rule.ExistsRule
- All Implemented Interfaces:
- Rule, Serializable
- public class ExistsRule
- extends AbstractRule
A Rule class implementing a not null (and not empty string) check.
- Author:
- Scott Deboy
- See Also:
- Serialized Form
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
getRule
public static Rule getRule(String field)
getRule
public static Rule getRule(Stack stack)
evaluate
public boolean evaluate(LoggingEvent event)
- Description copied from interface:
Rule
- Returns true if this implementation of the rule accepts the LoggingEvent,
or false if not.
What True/False means can be client-specific.
- Parameters:
event
- LoggingEvent this instance will evaluate
- Returns:
- true if this Rule instance accepts the event, otherwise false.
Copyright 2000-2005 Apache Software Foundation.