org.apache.velocity.app.event
Interface NullSetEventHandler
- All Superinterfaces:
- EventHandler
- public interface NullSetEventHandler
- extends EventHandler
Event handler called when the RHS of #set is null. Lets an app approve / veto
writing a log message based on the specific reference.
- Version:
- $Id: NullSetEventHandler.java 291585 2005-09-26 08:56:23Z henning $
- Author:
- Will Glass-Husain, Geir Magnusson Jr.
shouldLogOnNullSet
public boolean shouldLogOnNullSet(String lhs,
String rhs)
- Called when the RHS of a #set() is null, which will result
in a null LHS. All NullSetEventHandlers
are called in sequence until a false is returned. If no NullSetEventHandler
is registered all nulls will be logged.
- Parameters:
lhs
- reference literal of left-hand-side of set statementrhs
- reference literal of right-hand-side of set statement
- Returns:
- true if log message should be written, false otherwise
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