Package org.springframework.data.mongodb.util.spel

Class ExpressionUtils

java.lang.Object

org.springframework.data.mongodb.util.spel.ExpressionUtils

public final class ExpressionUtils
extends Object

Internal utility class for dealing with Expression and potential ones.

Since:

3.3

Author:

Christoph Strobl

Constructor Summary

Constructors

Constructor	Description
ExpressionUtils()

Method Summary

Modifier and Type	Method	Description
static Expression	detectExpression(String potentialExpression)	Returns a SpEL Expression if the given String is actually an expression that does not evaluate to a LiteralExpression (indicating that no subsequent evaluation is necessary).
static Object	evaluate(String value, Supplier<EvaluationContext> evaluationContext)

Methods inherited from class java.lang.Object

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

Constructor Details

ExpressionUtils

public ExpressionUtils()

Method Details

detectExpression

@Nullable
public static Expression detectExpression(@Nullable
 String potentialExpression)

Returns a SpEL Expression if the given String is actually an expression that does not evaluate to a LiteralExpression (indicating that no subsequent evaluation is necessary).

Parameters:

potentialExpression - can be null

Returns:

can be null.

evaluate

@Nullable
public static Object evaluate(String value,
 Supplier<EvaluationContext> evaluationContext)