Package com.alibaba.druid.pool.vendor

Class PGValidConnectionChecker

java.lang.Object

com.alibaba.druid.pool.ValidConnectionCheckerAdapter

com.alibaba.druid.pool.vendor.PGValidConnectionChecker

All Implemented Interfaces:

ValidConnectionChecker, Serializable

public class PGValidConnectionChecker
extends ValidConnectionCheckerAdapter
implements ValidConnectionChecker, Serializable

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
PGValidConnectionChecker()

Method Summary

Modifier and Type	Method	Description
boolean	isValidConnection(Connection conn, String validateQuery, int validationQueryTimeout)	pgsql Driver 9.0以及以下版本不支持setQueryTimeout，可通过设置validationQueryTimeout小于0兼容低版本

Methods inherited from class com.alibaba.druid.pool.ValidConnectionCheckerAdapter

configFromProperties, execValidQuery

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.alibaba.druid.pool.ValidConnectionChecker

configFromProperties

Constructor Details

PGValidConnectionChecker

public PGValidConnectionChecker()

Method Details

isValidConnection

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

pgsql Driver 9.0以及以下版本不支持setQueryTimeout，可通过设置validationQueryTimeout小于0兼容低版本

Specified by:

isValidConnection in interface ValidConnectionChecker

Overrides:

isValidConnection in class ValidConnectionCheckerAdapter

Throws:

Exception