EvaluationStrategies (Eclipse RDF4J 4.2.4)

java.lang.Object
- org.eclipse.rdf4j.query.algebra.evaluation.util.EvaluationStrategies

```
@Deprecated(forRemoval=true,
            since="4.0.0")
public class EvaluationStrategies
extends Object
```
Deprecated, for removal: This API element is subject to removal in a future version.

Registry for currently active EvaluationStrategy objects. The internal registry uses soft references to allow entries to be garbage-collected when no longer used. Currently, the primary purpose of this is to support (de)serialization of objects (over the lifetime of the VM) that depend on an EvaluationStrategy

Author:

Jeen Broekstra

Method Summary

All Methods Static Methods Concrete Methods Deprecated Methods
Modifier and Type	Method	Description
`static EvaluationStrategy`	`get(UUID key)`	Deprecated, for removal: This API element is subject to removal in a future version. Retrieve the EvaluationStrategy registered with the supplied key.
`static UUID`	`getKey(EvaluationStrategy strategy)`	Deprecated, for removal: This API element is subject to removal in a future version. Retrieve the registry key for the given EvaluationStrategy
`static UUID`	`register(EvaluationStrategy strategy)`	Deprecated, for removal: This API element is subject to removal in a future version. Add a strategy to the registry and returns the registry key.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Method Detail
  - get
```
public static EvaluationStrategy get(UUID key)
```
    Deprecated, for removal: This API element is subject to removal in a future version.
    
    Retrieve the EvaluationStrategy registered with the supplied key.
    
    Parameters:
    
    key - the key
    
    Returns:
    
    the registered EvaluationStrategy, or null if no matching EvaluationStrategy can be found.
  - getKey
```
public static UUID getKey(EvaluationStrategy strategy)
```
    Deprecated, for removal: This API element is subject to removal in a future version.
    
    Retrieve the registry key for the given EvaluationStrategy
    
    Parameters:
    
    strategy - the EvaluationStrategy for which to retrieve the registry key
    
    Returns:
    
    the registry key with which the supplied strategy can be retrieved, or null if the supplied strategy is not in the registry.
  - register
```
public static UUID register(EvaluationStrategy strategy)
```
    Deprecated, for removal: This API element is subject to removal in a future version.
    
    Add a strategy to the registry and returns the registry key. If the strategy is already present, the operation simply returns the key with which it is currently registered.
    
    Parameters:
    
    strategy - the EvaluationStrategy to register
    
    Returns:
    
    the key with which the strategy is registered.