ResourcePools

```
public interface ResourcePools
```
A collection of resource pools that a Cache has at its disposal to store its mappings.
Implementations must be immutable.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`<P extends ResourcePool> P`	`getPoolForResource(ResourceType<P> resourceType)`	Gets a specific `ResourcePool` based on its type.
`java.util.Set<ResourceType<?>>`	`getResourceTypeSet()`	Gets the set of `ResourceType`s present in the `ResourcePools`.
`ResourcePools`	`validateAndMerge(ResourcePools toBeUpdated)`	Get a copy of this `ResourcePools` merged with the given `ResourcePools`, validating that the updates to the contained `ResourcePool`s are legal.

- Method Detail
  - getPoolForResource
```
<P extends ResourcePool> P getPoolForResource(ResourceType<P> resourceType)
```
    Gets a specific ResourcePool based on its type.
    
    Type Parameters:
    
    P - specific resource pool type
    
    Parameters:
    
    resourceType - the type of resource the pool is tracking
    
    Returns:
    
    the ResourcePool, or null if there is no pool of the requested type.
  - getResourceTypeSet
```
java.util.Set<ResourceType<?>> getResourceTypeSet()
```
    Gets the set of ResourceTypes present in the ResourcePools.
    
    Returns:
    
    the set of ResourceType
  - validateAndMerge
```
ResourcePools validateAndMerge(ResourcePools toBeUpdated)
                        throws java.lang.IllegalArgumentException,
                               java.lang.UnsupportedOperationException
```
    Get a copy of this ResourcePools merged with the given ResourcePools, validating that the updates to the contained ResourcePools are legal.
    
    Parameters:
    
    toBeUpdated - the ResourcePools to merge with the current one.
    
    Returns:
    
    a validated and merged ResourcePools
    
    Throws:
    
    java.lang.IllegalArgumentException - thrown when an illegal resource value is being given
    
    java.lang.UnsupportedOperationException - thrown when an unsupported update is requested