cn.hutool.db.ds.pooled

Class PooledConnection

java.lang.Object

cn.hutool.db.ds.pooled.ConnectionWraper

cn.hutool.db.ds.pooled.PooledConnection

All Implemented Interfaces:

AutoCloseable, Connection, Wrapper

public class PooledConnection
extends ConnectionWraper

池化

Author:

Looly

Field Summary

Fields inherited from class cn.hutool.db.ds.pooled.ConnectionWraper

raw

Fields inherited from interface java.sql.Connection

TRANSACTION_NONE, TRANSACTION_READ_COMMITTED, TRANSACTION_READ_UNCOMMITTED, TRANSACTION_REPEATABLE_READ, TRANSACTION_SERIALIZABLE

Constructor Summary

Constructors

Constructor and Description
PooledConnection(PooledDataSource ds) 构造
PooledConnection(PooledDataSource ds, Connection conn)

Method Summary

Modifier and Type	Method and Description
void	close() 重写关闭连接，实际操作是归还到连接池中
boolean	isClosed() 连接是否关闭，关闭条件： 1、被归还到池中 2、实际连接已关闭
protected PooledConnection	open() 打开连接
protected PooledConnection	release() 释放连接

Methods inherited from class cn.hutool.db.ds.pooled.ConnectionWraper

abort, clearWarnings, commit, createArrayOf, createBlob, createClob, createNClob, createSQLXML, createStatement, createStatement, createStatement, createStruct, getAutoCommit, getCatalog, getClientInfo, getClientInfo, getHoldability, getMetaData, getNetworkTimeout, getRaw, getSchema, getTransactionIsolation, getTypeMap, getWarnings, isReadOnly, isValid, isWrapperFor, nativeSQL, prepareCall, prepareCall, prepareCall, prepareStatement, prepareStatement, prepareStatement, prepareStatement, prepareStatement, prepareStatement, releaseSavepoint, rollback, rollback, setAutoCommit, setCatalog, setClientInfo, setClientInfo, setHoldability, setNetworkTimeout, setReadOnly, setSavepoint, setSavepoint, setSchema, setTransactionIsolation, setTypeMap, unwrap

Methods inherited from class java.lang.Object

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

Constructor Detail

PooledConnection

public PooledConnection(PooledDataSource ds)
                 throws SQLException

构造

Parameters:

ds - 数据源

Throws:

SQLException - SQL异常

PooledConnection

public PooledConnection(PooledDataSource ds,
                        Connection conn)

Method Detail

close

public void close()

重写关闭连接，实际操作是归还到连接池中

isClosed

public boolean isClosed()
                 throws SQLException

连接是否关闭，关闭条件：
1、被归还到池中 2、实际连接已关闭

Throws:

SQLException

open

protected PooledConnection open()

打开连接

Returns:

this

release

protected PooledConnection release()

释放连接

Returns:

this