Package io.jmix.dynmodel.impl

Class DynamicCalculatedAttributeEvaluatorRegistry

java.lang.Object

io.jmix.dynmodel.impl.DynamicCalculatedAttributeEvaluatorRegistry

All Implemented Interfaces:

org.springframework.beans.factory.InitializingBean

@Component("dynmod_DynamicCalculatedAttributeEvaluatorRegistry")
public class DynamicCalculatedAttributeEvaluatorRegistry
extends Object
implements org.springframework.beans.factory.InitializingBean

Maintains calculated-attribute evaluators registered in the application context.

Field Summary

Fields

Modifier and Type	Field	Description
protected List<DynamicCalculatedAttributeEvaluator>	evaluators
protected final Map<String,DynamicCalculatedAttributeEvaluator>	evaluatorsByName

Constructor Summary

Constructors

Constructor	Description
DynamicCalculatedAttributeEvaluatorRegistry()

Method Summary

Modifier and Type	Method	Description
void	afterPropertiesSet()	Indexes evaluator beans by name and rejects duplicate names.
@Nullable DynamicCalculatedAttributeEvaluator	findEvaluator(String evaluatorName)	Finds an evaluator by name without throwing if it is absent.
DynamicCalculatedAttributeEvaluator	getEvaluator(DynamicAttributeDefinition attributeDef, String entityName, String defaultEvaluator)	Resolves and returns the evaluator for a calculated dynamic attribute definition.
String	resolveEvaluatorName(@Nullable String declaredEvaluator, String defaultEvaluator)	Resolves evaluator name according to the calculated-attribute precedence rules.

Methods inherited from class java.lang.Object

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

Field Details

evaluators

@Autowired(required=false)
protected List<DynamicCalculatedAttributeEvaluator> evaluators

evaluatorsByName

protected final Map<String,DynamicCalculatedAttributeEvaluator> evaluatorsByName

Constructor Details

DynamicCalculatedAttributeEvaluatorRegistry

public DynamicCalculatedAttributeEvaluatorRegistry()

Method Details

afterPropertiesSet

public void afterPropertiesSet()

Indexes evaluator beans by name and rejects duplicate names.

Specified by:

afterPropertiesSet in interface org.springframework.beans.factory.InitializingBean

getEvaluator

public DynamicCalculatedAttributeEvaluator getEvaluator(DynamicAttributeDefinition attributeDef,
 String entityName,
 String defaultEvaluator)

Resolves and returns the evaluator for a calculated dynamic attribute definition.

Parameters:

attributeDef - dynamic attribute definition with calculated settings

entityName - owner entity name used in validation messages

defaultEvaluator - application default evaluator name

Returns:

matching evaluator

findEvaluator

public @Nullable DynamicCalculatedAttributeEvaluator findEvaluator(String evaluatorName)

Finds an evaluator by name without throwing if it is absent.

Parameters:

evaluatorName - evaluator name

Returns:

evaluator bean, or null

resolveEvaluatorName

public String resolveEvaluatorName(@Nullable String declaredEvaluator,
 String defaultEvaluator)

Resolves evaluator name according to the calculated-attribute precedence rules.

Parameters:

declaredEvaluator - evaluator declared on an attribute

defaultEvaluator - application default evaluator

Returns:

effective evaluator name