com.alibaba.csp.sentinel.datasource

Class AbstractDataSource<S,T>

java.lang.Object

com.alibaba.csp.sentinel.datasource.AbstractDataSource<S,T>

Type Parameters:

S - source data type

T - target data type

All Implemented Interfaces:

ReadableDataSource<S,T>

Direct Known Subclasses:

AutoRefreshDataSource, FileInJarReadableDataSource

public abstract class AbstractDataSource<S,T>
extends Object
implements ReadableDataSource<S,T>

The abstract readable data source provides basic functionality for loading and parsing config.

Author:

Carpenter Lee, Eric Zhao

Field Summary

Fields

Modifier and Type	Field and Description
protected Converter<S,T>	parser
protected SentinelProperty<T>	property

Constructor Summary

Constructors

Constructor and Description
AbstractDataSource(Converter<S,T> parser)

Method Summary

Modifier and Type	Method and Description
SentinelProperty<T>	getProperty() Get SentinelProperty of the data source.
T	loadConfig() Load data data source as the target type.
T	loadConfig(S conf)

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.alibaba.csp.sentinel.datasource.ReadableDataSource

close, readSource

Field Detail

parser

protected final Converter<S,T> parser

property

protected final SentinelProperty<T> property

Constructor Detail

AbstractDataSource

public AbstractDataSource(Converter<S,T> parser)

Method Detail

loadConfig

public T loadConfig()
             throws Exception

Description copied from interface: ReadableDataSource

Load data data source as the target type.

Specified by:

loadConfig in interface ReadableDataSource<S,T>

Returns:

the target data.

Throws:

Exception - IO or other error occurs

loadConfig

public T loadConfig(S conf)
             throws Exception

Throws:

Exception

getProperty

public SentinelProperty<T> getProperty()

Description copied from interface: ReadableDataSource

Get SentinelProperty of the data source.

Specified by:

getProperty in interface ReadableDataSource<S,T>

Returns:

the property.