ICacheMultiDataProvider

Type Parameters:

T - the type of the value in the cache.

All Known Implementing Classes:

SingleOrBulkLoadCacheDataProvider
```
public interface ICacheMultiDataProvider<T>
```
A cache data provider that may return multiple data during a load request.

Since:

10.0.0

Version:

$Revision: 19766 $ $Date: 2017-01-05 18:35:09 -0200 (Thu, 05 Jan 2017) $

Nested Class Summary

Nested Classes
Modifier and Type Interface Description

static interface ICacheMultiDataProvider.IRequest
Contains information about a request done to a ICacheMultiDataProvider.

Method Summary

All Methods Instance Methods Abstract Methods Default Methods
Modifier and Type	Method	Description
`default T`	`getDefaultValue()`	The value to use for requested keys not returned by `loadData(IRequest)`.
`Collection<CacheItem<T>>`	`loadData(ICacheMultiDataProvider.IRequest request)`	Returns the data to be loaded into the cache.

- Method Detail
  - loadData
```
Collection<CacheItem<T>> loadData(ICacheMultiDataProvider.IRequest request)
                           throws PortalException
```
    Returns the data to be loaded into the cache.
    
    Parameters:
    
    request - a request object containing information about the requested data.
    
    Returns:
    
    a collection of cache items to be cached. If a cache item for the requested key is not present in the returned collection, it will be assumed its value is getDefaultValue().
    
    Throws:
    
    PortalException
    
    Since:
    
    10.0.0
  - getDefaultValue
```
default T getDefaultValue()
```
    The value to use for requested keys not returned by loadData(IRequest).
    
    Returns:
    
    the value.
    
    Since:
    
    10.0.0