com.alipay.sofa.common.config.source

Class AbstractConfigSource

java.lang.Object

com.alipay.sofa.common.config.source.AbstractConfigSource

All Implemented Interfaces:

ConfigSource, Ordered

Direct Known Subclasses:

ConfigSourceCacheWrapper, SystemEnvConfigSource, SystemPropertyConfigSource

public abstract class AbstractConfigSource
extends Object
implements ConfigSource

Version:

: AbstractConfigSource.java, v 0.1 2020年10月21日 2:38 下午 zhaowang Exp $

Author:

zhaowang

Field Summary

Fields inherited from interface com.alipay.sofa.common.utils.Ordered

HIGHEST_PRECEDENCE, LOWEST_PRECEDENCE

Constructor Summary

Constructors

Constructor and Description
AbstractConfigSource()

Method Summary

Modifier and Type	Method and Description
protected <T> T	changeValueType(String value, Class<T> targetType)
abstract String	doGetConfig(String key)
<T> T	getConfig(ConfigKey<T> key) Get config by configKey.
String	getEffectiveKey(ConfigKey configKey) The actual effective key to get the value.
String	getStringConfig(ConfigKey key) Get the string value of key
abstract boolean	hasKey(String key)

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.alipay.sofa.common.config.ConfigSource

getName

Methods inherited from interface com.alipay.sofa.common.utils.Ordered

getOrder

Constructor Detail

AbstractConfigSource

public AbstractConfigSource()

Method Detail

getConfig

public <T> T getConfig(ConfigKey<T> key)

Description copied from interface: ConfigSource

Get config by configKey. If no value exists, return null or empty string

Specified by:

getConfig in interface ConfigSource

Parameters:

key - ConfigKey

Returns:

value of key

getStringConfig

public String getStringConfig(ConfigKey key)

Description copied from interface: ConfigSource

Get the string value of key

Specified by:

getStringConfig in interface ConfigSource

Parameters:

key - ConfigKey

Returns:

string value of key

getEffectiveKey

public String getEffectiveKey(ConfigKey configKey)

Description copied from interface: ConfigSource

The actual effective key to get the value.

Specified by:

getEffectiveKey in interface ConfigSource

Parameters:

configKey - ConfigKey

Returns:

changeValueType

protected <T> T changeValueType(String value,
                                Class<T> targetType)

doGetConfig

public abstract String doGetConfig(String key)

hasKey

public abstract boolean hasKey(String key)