org.springframework.util

接口 StringValueResolver

函数接口:

这是一个函数接口, 因此可用作 lambda 表达式或方法引用的赋值目标。

@FunctionalInterface
public interface StringValueResolver

Simple strategy interface for resolving a String value. Used by org.springframework.beans.factory.config.ConfigurableBeanFactory.

从以下版本开始:

2.5

作者:

Juergen Hoeller

另请参阅:

org.springframework.beans.factory.config.ConfigurableBeanFactory#resolveAliases, org.springframework.beans.factory.config.BeanDefinitionVisitor#BeanDefinitionVisitor(StringValueResolver), org.springframework.beans.factory.config.PropertyPlaceholderConfigurer

方法概要

限定符和类型	方法和说明
String	resolveStringValue(String strVal) Resolve the given String value, for example parsing placeholders.

方法详细资料

resolveStringValue

@Nullable
String resolveStringValue(String strVal)

Resolve the given String value, for example parsing placeholders.

参数:

strVal - the original String value (never null)

返回:

the resolved String value (may be null when resolved to a null value), possibly the original String value itself (in case of no placeholders to resolve or when ignoring unresolvable placeholders)

抛出:

IllegalArgumentException - in case of an unresolvable String value