com.ctrip.framework.apollo.spring.property

类 PlaceholderHelper

java.lang.Object

com.ctrip.framework.apollo.spring.property.PlaceholderHelper

public class PlaceholderHelper
extends Object

Placeholder helper functions.

构造器概要

构造器

构造器和说明
PlaceholderHelper()

方法概要

方法

限定符和类型	方法和说明
Set<String>	extractPlaceholderKeys(String propertyString) Extract keys from placeholder, e.g.
Object	resolvePropertyValue(org.springframework.beans.factory.config.ConfigurableBeanFactory beanFactory, String beanName, String placeholder) Resolve placeholder property values, e.g.

从类继承的方法 java.lang.Object

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

构造器详细资料

PlaceholderHelper

public PlaceholderHelper()

方法详细资料

resolvePropertyValue

public Object resolvePropertyValue(org.springframework.beans.factory.config.ConfigurableBeanFactory beanFactory,
                          String beanName,
                          String placeholder)

Resolve placeholder property values, e.g.

"${somePropertyValue}" -> "the actual property value"

extractPlaceholderKeys

public Set<String> extractPlaceholderKeys(String propertyString)

Extract keys from placeholder, e.g.

• ${some.key} => "some.key"
• ${some.key:${some.other.key:100}} => "some.key", "some.other.key"
• ${${some.key}} => "some.key"
• ${${some.key:other.key}} => "some.key"
• ${${some.key}:${another.key}} => "some.key", "another.key"
• #{new java.text.SimpleDateFormat('${some.key}').parse('${another.key}')} => "some.key", "another.key"