Package com.alibaba.druid.pool.ha.selector

Class RandomDataSourceValidateThread

java.lang.Object

com.alibaba.druid.pool.ha.selector.RandomDataSourceValidateThread

All Implemented Interfaces:

Runnable

public class RandomDataSourceValidateThread
extends Object
implements Runnable

A Thread trying to test all DataSource provided by HADataSource. If a DataSource failed this test for 3 times (default value), it will be put into a blacklist.

Author:

DigitalSonic

Field Summary

Fields

Modifier and Type	Field	Description
static final int	DEFAULT_BLACKLIST_THRESHOLD
static final int	DEFAULT_CHECKING_INTERVAL_SECONDS

Constructor Summary

Constructors

Constructor	Description
RandomDataSourceValidateThread(RandomDataSourceSelector selector)

Method Summary

Modifier and Type	Method	Description
int	getBlacklistThreshold()
int	getCheckingIntervalSeconds()
RandomDataSourceSelector	getSelector()
int	getValidationSleepSeconds()
static void	logSuccessTime(DataSourceProxy dataSource)	Provide a static method to record the last success time of a DataSource
void	run()
void	setBlacklistThreshold(int blacklistThreshold)
void	setCheckingIntervalSeconds(int checkingIntervalSeconds)
void	setSelector(RandomDataSourceSelector selector)
void	setValidationSleepSeconds(int validationSleepSeconds)

Methods inherited from class java.lang.Object

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

Field Details

DEFAULT_CHECKING_INTERVAL_SECONDS

public static final int DEFAULT_CHECKING_INTERVAL_SECONDS

See Also:

• Constant Field Values

DEFAULT_BLACKLIST_THRESHOLD

public static final int DEFAULT_BLACKLIST_THRESHOLD

See Also:

• Constant Field Values

Constructor Details

RandomDataSourceValidateThread

public RandomDataSourceValidateThread(RandomDataSourceSelector selector)

Method Details

logSuccessTime

public static void logSuccessTime(DataSourceProxy dataSource)

Provide a static method to record the last success time of a DataSource

run

public void run()

Specified by:

run in interface Runnable

getCheckingIntervalSeconds

public int getCheckingIntervalSeconds()

setCheckingIntervalSeconds

public void setCheckingIntervalSeconds(int checkingIntervalSeconds)

getValidationSleepSeconds

public int getValidationSleepSeconds()

setValidationSleepSeconds

public void setValidationSleepSeconds(int validationSleepSeconds)

getBlacklistThreshold

public int getBlacklistThreshold()

setBlacklistThreshold

public void setBlacklistThreshold(int blacklistThreshold)

getSelector

public RandomDataSourceSelector getSelector()

setSelector

public void setSelector(RandomDataSourceSelector selector)