org.alfresco.repo.audit.extractor
Class NullValueDataExtractor
java.lang.Object
org.alfresco.repo.audit.extractor.AbstractDataExtractor
org.alfresco.repo.audit.extractor.NullValueDataExtractor
- All Implemented Interfaces:
- DataExtractor, org.springframework.beans.factory.BeanNameAware, org.springframework.beans.factory.InitializingBean
public class NullValueDataExtractor
- extends AbstractDataExtractor
An extractor that merely records a null value. This enables configuration such
that the presence of a data path can be recorded when the actual value
is of no interest.
- Since:
- 3.2
Method Summary |
java.io.Serializable |
extractData(java.io.Serializable in)
Convert an value passed into the audit components into a value to be recorded. |
boolean |
isSupported(java.io.Serializable data)
Determines if the extractor will be able to pull any data from the given value. |
Methods inherited from class java.lang.Object |
clone, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
NullValueDataExtractor
public NullValueDataExtractor()
isSupported
public boolean isSupported(java.io.Serializable data)
- Description copied from interface:
DataExtractor
- Determines if the extractor will be able to pull any data from the given value.
- Parameters:
data
- the data that might be useful to this extractor (could be null)
- Returns:
- Returns true always
extractData
public java.io.Serializable extractData(java.io.Serializable in)
throws java.lang.Throwable
- Description copied from interface:
DataExtractor
- Convert an value passed into the audit components into a value to be recorded.
- Parameters:
in
- the source data
- Returns:
- Returns null always
- Throws:
java.lang.Throwable
- All errors will be handled by the calling framework
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