Package com.alibaba.druid.pool.vendor

Class MySqlValidConnectionChecker

java.lang.Object

com.alibaba.druid.pool.ValidConnectionCheckerAdapter

com.alibaba.druid.pool.vendor.MySqlValidConnectionChecker

All Implemented Interfaces:

ValidConnectionChecker, Serializable

public class MySqlValidConnectionChecker
extends ValidConnectionCheckerAdapter
implements ValidConnectionChecker, Serializable

See Also:

• Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
static final String	DEFAULT_VALIDATION_QUERY
static final int	DEFAULT_VALIDATION_QUERY_TIMEOUT

Constructor Summary

Constructors

Constructor	Description
MySqlValidConnectionChecker()
MySqlValidConnectionChecker(boolean usePingMethod)

Method Summary

Modifier and Type	Method	Description
void	configFromProperties(Properties properties)
boolean	isUsePingMethod()
boolean	isValidConnection(Connection conn, String validateQuery, int validationQueryTimeout)
void	setUsePingMethod(boolean usePingMethod)

Methods inherited from class java.lang.Object

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

Field Details

DEFAULT_VALIDATION_QUERY_TIMEOUT

public static final int DEFAULT_VALIDATION_QUERY_TIMEOUT

See Also:

• Constant Field Values

DEFAULT_VALIDATION_QUERY

public static final String DEFAULT_VALIDATION_QUERY

See Also:

• Constant Field Values

Constructor Details

MySqlValidConnectionChecker

public MySqlValidConnectionChecker()

MySqlValidConnectionChecker

public MySqlValidConnectionChecker(boolean usePingMethod)

Method Details

configFromProperties

public void configFromProperties(Properties properties)

Specified by:

configFromProperties in interface ValidConnectionChecker

Overrides:

configFromProperties in class ValidConnectionCheckerAdapter

isUsePingMethod

public boolean isUsePingMethod()

setUsePingMethod

public void setUsePingMethod(boolean usePingMethod)

isValidConnection

public boolean isValidConnection(Connection conn,
 String validateQuery,
 int validationQueryTimeout)
                          throws Exception

Specified by:

isValidConnection in interface ValidConnectionChecker

Overrides:

isValidConnection in class ValidConnectionCheckerAdapter

Throws:

Exception