Package org.apache.struts2.conversion
Interface NullHandler
- All Known Implementing Classes:
- InstantiatingNullHandler
public interface NullHandler
Interface for handling null results from Chains. Object has the opportunity to substitute an object for the null and continue.
- Author:
- Luke Blanshard (blanshlu@netscape.net), Drew Davidson (drew@ognl.org)
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Method Summary
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Method Details- 
nullMethodResultObject nullMethodResult(Map<String, Object> context, Object target, String methodName, Object[] args) Method called on target returned null.- Parameters:
- context- context
- target- target object
- methodName- method name
- args- arguments
- Returns:
- object
 
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nullPropertyValueProperty in target evaluated to null. Property can be a constant String property name or a DynamicSubscript.- Parameters:
- context- context
- target- target object
- property- property
- Returns:
- object
 
 
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