com.alibaba.druid.pool.ha.selector

类 RandomDataSourceSelector

java.lang.Object

com.alibaba.druid.pool.ha.selector.RandomDataSourceSelector

所有已实现的接口:

DataSourceSelector

直接已知子类:

StickyRandomDataSourceSelector

public class RandomDataSourceSelector
extends Object
implements DataSourceSelector

A selector which uses java.util.Random to choose DataSource.

作者:

DigitalSonic

字段概要

字段

限定符和类型	字段和说明
private List<DataSource>	blacklist
private int	blacklistThreshold
private int	checkingIntervalSeconds
private HighAvailableDataSource	highAvailableDataSource
private static Log	LOG
static String	PROP_BLACKLIST_THRESHOLD
static String	PROP_CHECKING_INTERVAL
private static String	PROP_PREFIX
static String	PROP_RECOVERY_INTERVAL
static String	PROP_VALIDATION_SLEEP
private Random	random
private RandomDataSourceRecoverThread	recoverThread
private int	recoveryIntervalSeconds
private RandomDataSourceValidateThread	validateThread
private int	validationSleepSeconds

构造器概要

构造器

构造器和说明
RandomDataSourceSelector(HighAvailableDataSource highAvailableDataSource)

方法概要

限定符和类型	方法和说明
void	addBlacklist(DataSource dataSource)
boolean	containInBlacklist(DataSource dataSource)
DataSource	get()
List<DataSource>	getBlacklist()
int	getBlacklistThreshold()
int	getCheckingIntervalSeconds()
Map<String,DataSource>	getDataSourceMap()
HighAvailableDataSource	getHighAvailableDataSource()
String	getName()
RandomDataSourceRecoverThread	getRecoverThread()
int	getRecoveryIntervalSeconds()
RandomDataSourceValidateThread	getValidateThread()
int	getValidationSleepSeconds()
void	init()
private void	initThreads()
private int	loadInteger(String name, int defaultValue)
private void	loadProperties()
void	removeBlacklist(DataSource dataSource)
void	setBlacklistThreshold(int blacklistThreshold)
void	setCheckingIntervalSeconds(int checkingIntervalSeconds)
void	setRecoverThread(RandomDataSourceRecoverThread recoverThread)
void	setRecoveryIntervalSeconds(int recoveryIntervalSeconds)
void	setTarget(String name)
void	setValidateThread(RandomDataSourceValidateThread validateThread)
void	setValidationSleepSeconds(int validationSleepSeconds)

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

PROP_PREFIX

private static final String PROP_PREFIX

另请参阅:

常量字段值

PROP_CHECKING_INTERVAL

public static final String PROP_CHECKING_INTERVAL

另请参阅:

常量字段值

PROP_RECOVERY_INTERVAL

public static final String PROP_RECOVERY_INTERVAL

另请参阅:

常量字段值

PROP_VALIDATION_SLEEP

public static final String PROP_VALIDATION_SLEEP

另请参阅:

常量字段值

PROP_BLACKLIST_THRESHOLD

public static final String PROP_BLACKLIST_THRESHOLD

另请参阅:

常量字段值

LOG

private static final Log LOG

random

private Random random

blacklist

private List<DataSource> blacklist

highAvailableDataSource

private HighAvailableDataSource highAvailableDataSource

validateThread

private RandomDataSourceValidateThread validateThread

recoverThread

private RandomDataSourceRecoverThread recoverThread

checkingIntervalSeconds

private int checkingIntervalSeconds

recoveryIntervalSeconds

private int recoveryIntervalSeconds

validationSleepSeconds

private int validationSleepSeconds

blacklistThreshold

private int blacklistThreshold

构造器详细资料

RandomDataSourceSelector

public RandomDataSourceSelector(HighAvailableDataSource highAvailableDataSource)

方法详细资料

init

public void init()

指定者:

init 在接口中 DataSourceSelector

getName

public String getName()

指定者:

getName 在接口中 DataSourceSelector

get

public DataSource get()

指定者:

get 在接口中 DataSourceSelector

setTarget

public void setTarget(String name)

指定者:

setTarget 在接口中 DataSourceSelector

getDataSourceMap

public Map<String,DataSource> getDataSourceMap()

getBlacklist

public List<DataSource> getBlacklist()

containInBlacklist

public boolean containInBlacklist(DataSource dataSource)

addBlacklist

public void addBlacklist(DataSource dataSource)

removeBlacklist

public void removeBlacklist(DataSource dataSource)

loadProperties

private void loadProperties()

loadInteger

private int loadInteger(String name,
                        int defaultValue)

initThreads

private void initThreads()

getHighAvailableDataSource

public HighAvailableDataSource getHighAvailableDataSource()

getValidateThread

public RandomDataSourceValidateThread getValidateThread()

setValidateThread

public void setValidateThread(RandomDataSourceValidateThread validateThread)

getRecoverThread

public RandomDataSourceRecoverThread getRecoverThread()

setRecoverThread

public void setRecoverThread(RandomDataSourceRecoverThread recoverThread)

getCheckingIntervalSeconds

public int getCheckingIntervalSeconds()

setCheckingIntervalSeconds

public void setCheckingIntervalSeconds(int checkingIntervalSeconds)

getRecoveryIntervalSeconds

public int getRecoveryIntervalSeconds()

setRecoveryIntervalSeconds

public void setRecoveryIntervalSeconds(int recoveryIntervalSeconds)

getValidationSleepSeconds

public int getValidationSleepSeconds()

setValidationSleepSeconds

public void setValidationSleepSeconds(int validationSleepSeconds)

getBlacklistThreshold

public int getBlacklistThreshold()

setBlacklistThreshold

public void setBlacklistThreshold(int blacklistThreshold)