接口 ConfigurationPropertySource

方法详细资料

• getConfigurationProperty

  ConfigurationProperty getConfigurationProperty​(ConfigurationPropertyName name)

  Return a single ConfigurationProperty from the source or null if no property can be found.

  参数:

  name - the name of the property (must not be null)

  返回:

  the associated object or null.

• containsDescendantOf

  default ConfigurationPropertyState containsDescendantOf​(ConfigurationPropertyName name)

  Returns if the source contains any descendants of the specified name. May return ConfigurationPropertyState.PRESENT or ConfigurationPropertyState.ABSENT if an answer can be determined or ConfigurationPropertyState.UNKNOWN if it's not possible to determine a definitive answer.

  参数:

  name - the name to check

  返回:

  if the source contains any descendants

• filter

  default ConfigurationPropertySource filter​(Predicate<ConfigurationPropertyName> filter)

  Return a filtered variant of this source, containing only names that match the given Predicate.

  参数:

  filter - the filter to match

  返回:

  a filtered ConfigurationPropertySource instance

• withAliases

  default ConfigurationPropertySource withAliases​(ConfigurationPropertyNameAliases aliases)

  Return a variant of this source that supports name aliases.

  参数:

  aliases - a function that returns a stream of aliases for any given name

  返回:

  a ConfigurationPropertySource instance supporting name aliases

• getUnderlyingSource

  default Object getUnderlyingSource()

  Return the underlying source that is actually providing the properties.

  返回:

  the underlying property source or null.