org.apache.mahout.cf.taste.impl.recommender.svd
Class NoPersistenceStrategy
java.lang.Object
org.apache.mahout.cf.taste.impl.recommender.svd.NoPersistenceStrategy
- All Implemented Interfaces:
- PersistenceStrategy
public class NoPersistenceStrategy
- extends Object
- implements PersistenceStrategy
A PersistenceStrategy
which does nothing.
Method Summary |
Factorization |
load()
Load a factorization from a persistent store. |
void |
maybePersist(Factorization factorization)
Write a factorization to a persistent store unless it already
contains an identical factorization. |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
NoPersistenceStrategy
public NoPersistenceStrategy()
load
public Factorization load()
throws IOException
- Description copied from interface:
PersistenceStrategy
- Load a factorization from a persistent store.
- Specified by:
load
in interface PersistenceStrategy
- Returns:
- a Factorization or null if the persistent store is empty.
- Throws:
IOException
maybePersist
public void maybePersist(Factorization factorization)
throws IOException
- Description copied from interface:
PersistenceStrategy
- Write a factorization to a persistent store unless it already
contains an identical factorization.
- Specified by:
maybePersist
in interface PersistenceStrategy
- Throws:
IOException
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