com.alibaba.druid.pool.ha.selector

类 RandomDataSourceValidateThread

java.lang.Object

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

所有已实现的接口:

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.

作者:

DigitalSonic

字段概要

字段

限定符和类型	字段和说明
private int	blacklistThreshold
private ExecutorService	checkExecutor
private int	checkingIntervalSeconds
private Map<String,Integer>	errorCounts
private static Log	LOG
private RandomDataSourceSelector	selector
private int	validationSleepSeconds

构造器概要

构造器

构造器和说明
RandomDataSourceValidateThread(RandomDataSourceSelector selector)

方法概要

限定符和类型	方法和说明
private boolean	check(String name, DruidDataSource dataSource)
private void	checkAllDataSources()
int	getBlacklistThreshold()
int	getCheckingIntervalSeconds()
int	getValidationSleepSeconds()
private void	maintainBlacklist()
void	run()
void	setBlacklistThreshold(int blacklistThreshold)
void	setCheckingIntervalSeconds(int checkingIntervalSeconds)
void	setValidationSleepSeconds(int validationSleepSeconds)
private void	sleepBeforeValidation()
private void	sleepForNextValidation()

从类继承的方法 java.lang.Object

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

字段详细资料

LOG

private static final Log LOG

checkingIntervalSeconds

private int checkingIntervalSeconds

validationSleepSeconds

private int validationSleepSeconds

blacklistThreshold

private int blacklistThreshold

selector

private RandomDataSourceSelector selector

checkExecutor

private ExecutorService checkExecutor

errorCounts

private Map<String,Integer> errorCounts

构造器详细资料

RandomDataSourceValidateThread

public RandomDataSourceValidateThread(RandomDataSourceSelector selector)

方法详细资料

run

public void run()

指定者:

run 在接口中 Runnable

sleepForNextValidation

private void sleepForNextValidation()

maintainBlacklist

private void maintainBlacklist()

checkAllDataSources

private void checkAllDataSources()

check

private boolean check(String name,
                      DruidDataSource dataSource)

sleepBeforeValidation

private void sleepBeforeValidation()

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)