Package io.jmix.dynmodel.impl

Class SpelDynamicCalculatedAttributeEvaluator

java.lang.Object

io.jmix.dynmodel.impl.SpelDynamicCalculatedAttributeEvaluator

All Implemented Interfaces:

DynamicCalculatedAttributeEvaluator

@NullMarked
@Component("dynmod_SpelDynamicCalculatedAttributeEvaluator")
public class SpelDynamicCalculatedAttributeEvaluator
extends Object
implements DynamicCalculatedAttributeEvaluator

Built-in calculated-attribute evaluator based on Spring Expression Language.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
protected static class	SpelDynamicCalculatedAttributeEvaluator.EntityPropertyAccessor

Field Summary

Fields

Modifier and Type	Field	Description
protected List<DynamicCalculatedAttributeFunction>	functions
protected Metadata	metadata
protected final org.springframework.expression.spel.standard.SpelExpressionParser	parser

Constructor Summary

Constructors

Constructor	Description
SpelDynamicCalculatedAttributeEvaluator()

Method Summary

Modifier and Type	Method	Description
@Nullable Object	evaluate(DynamicCalculatedAttributeEvaluationContext context)	Evaluates a SpEL expression against the entity from the evaluation context.
String	getName()	Returns the built-in evaluator name.

Methods inherited from class java.lang.Object

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

Field Details

parser

protected final org.springframework.expression.spel.standard.SpelExpressionParser parser

metadata

@Autowired
protected Metadata metadata

functions

@Autowired(required=false)
protected List<DynamicCalculatedAttributeFunction> functions

Constructor Details

SpelDynamicCalculatedAttributeEvaluator

public SpelDynamicCalculatedAttributeEvaluator()

Method Details

getName

public String getName()

Returns the built-in evaluator name.

Specified by:

getName in interface DynamicCalculatedAttributeEvaluator

Returns:

spel

evaluate

public @Nullable Object evaluate(DynamicCalculatedAttributeEvaluationContext context)

Evaluates a SpEL expression against the entity from the evaluation context.

Specified by:

evaluate in interface DynamicCalculatedAttributeEvaluator

Parameters:

context - evaluation context

Returns:

expression result