| java.lang.Object
 org.jboss.ejb.plugins.cmp.jdbc.ReadAheadCache
| ReadAheadCache | | final public class ReadAheadCache (Code) | | ReadAheadCache stores all of the data readahead for an entity.
Data is stored in the JDBCStoreManager entity tx data map on a per entity
basis. The read ahead data for each entity is stored with a soft reference.
author:
Dain Sundstrom
version:
$Revision: 57209 $ |
| Inner Class :final public static class EntityReadAheadInfo | |
| addPreloadData | | public void addPreloadData(Object pk, JDBCFieldBridge field, Object fieldValue)(Code) | | Add preloaded data for an entity within the scope of a transaction
|
| create | | public void create()(Code) | | |
| destroy | | public void destroy()(Code) | | |
| getCachedCMRValue | | public Collection getCachedCMRValue(Object pk, JDBCCMRFieldBridge cmrField)(Code) | | Returns the cached value of a CMR field or null if nothing was cached for this field.
Parameters:
pk - primary key.
Parameters:
cmrField - the field to get the cached value for. cached value for the cmrField or null if no value cached. |
| getEntityReadAheadInfo | | public EntityReadAheadInfo getEntityReadAheadInfo(Object pk)(Code) | | |
| getPreloadDataMap | | public Map getPreloadDataMap(Object entityPrimaryKey, boolean create)(Code) | | Gets the map of preloaded data.
Parameters:
entityPrimaryKey - the primary key of the entity
Parameters:
create - should a new preload data map be created if one is not found the preload data map for null if one is not found |
| load | | public boolean load(EntityEnterpriseContext ctx)(Code) | | Loads all of the preloaded data for the ctx into it.
Parameters:
ctx - the context that will be loaded true if at least one field was loaded. |
| removeCachedData | | public void removeCachedData(Object primaryKey)(Code) | | |
| start | | public void start()(Code) | | |
|
|