com.sequoiadb.base

类 SequoiadbDatasource

java.lang.Object

com.sequoiadb.base.SequoiadbDatasource

public class SequoiadbDatasource
extends Object

构造器概要

构造器

构造器和说明
SequoiadbDatasource(List<String> urls, String username, String password, ConfigOptions nwOpt, SequoiadbOption dsOpt)
SequoiadbDatasource(String url, String username, String password, SequoiadbOption dsOpt)

方法概要

方法

限定符和类型	方法和说明
void	addCoord(String url)
void	close()
void	close(Sequoiadb sdb)
protected void	finalize()
int	getAbnormalAddrNum()
Sequoiadb	getConnection()
int	getIdleConnNum()
int	getNormalAddrNum()
int	getUsedConnNum()

从类继承的方法 java.lang.Object

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

构造器详细资料

SequoiadbDatasource

public SequoiadbDatasource(List<String> urls,
                   String username,
                   String password,
                   ConfigOptions nwOpt,
                   SequoiadbOption dsOpt)
                    throws BaseException

参数:

urls - the addresses of coords, can't be null or empty, e.g."ubuntu1:11810","ubuntu2:11810",...

username - the username for logging sequoiadb

password - the password for logging sequoiadb

nwOpt - the options for connection

dsOpt - the options for datasource

抛出:

BaseException

另请参阅:

ConfigOptions, SequoiadbOption

SequoiadbDatasource

public SequoiadbDatasource(String url,
                   String username,
                   String password,
                   SequoiadbOption dsOpt)
                    throws BaseException

参数:

url - the address of coord, can't be null, e.g."ubuntu1:11810"

username - the username of sequoiadb

password - the password of sequoiadb

dsOpt - the option of datasource

抛出:

BaseException

方法详细资料

getIdleConnNum

public int getIdleConnNum()

getUsedConnNum

public int getUsedConnNum()

getNormalAddrNum

public int getNormalAddrNum()

getAbnormalAddrNum

public int getAbnormalAddrNum()

addCoord

public void addCoord(String url)

getConnection

public Sequoiadb getConnection()
                        throws BaseException,
                               InterruptedException

返回:

Sequoiadb the connection for use

抛出:

com.sequoiadb.Exception.BaseException - when datasource run out, throws BaseException with the type of "SDB_DRIVER_DS_RUNOUT"

InterruptedException

BaseException

close

public void close(Sequoiadb sdb)
           throws BaseException

参数:

sdb - the connection get from current datasource, can't be null

抛出:

com.sequoiadb.Exception.BaseException - if param sdb is null, throws BaseException with the type "SDB_INVALIDARG"

BaseException

close

public void close()

finalize

protected void finalize()
                 throws Throwable

覆盖:

finalize 在类中 Object

抛出:

Throwable