com.mapr.ojai.store.impl

Class QueryStrategyCache.Mapping

java.lang.Object

com.mapr.ojai.store.impl.QueryStrategyCache.Mapping

All Implemented Interfaces:

java.lang.AutoCloseable

Enclosing class:

QueryStrategyCache

public static class QueryStrategyCache.Mapping
extends java.lang.Object
implements java.lang.AutoCloseable

A Mapping represents a current use of a cache entry, keeping that entry alive for the duration of its use. A lookup in the cache returns a Mapping, which must be close()d when the caller is done using it.

Constructor Summary

Constructors

Constructor and Description
Mapping(com.mapr.ojai.store.impl.QueryStrategyCache.LoadedQuery loadedQuery) Constructor.

Method Summary

Modifier and Type	Method and Description
void	close()
QueryStrategy	getStrategy() Get the QueryStrategy for this Mapping.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

Mapping

public Mapping(com.mapr.ojai.store.impl.QueryStrategyCache.LoadedQuery loadedQuery)

Constructor.

Parameters:

loadedQuery - the loaded query instance

Method Detail

close

public void close()
           throws java.lang.Exception

Specified by:

close in interface java.lang.AutoCloseable

Throws:

java.lang.Exception

getStrategy

public QueryStrategy getStrategy()
                          throws java.lang.Exception

Get the QueryStrategy for this Mapping.

Returns:

the QueryStrategy

Throws:

java.lang.Exception - if there was an error loading the strategy