biz.hammurapi.sql
Class ConnectionPerThreadDataSourceFilter
java.lang.Object
biz.hammurapi.sql.ConnectionPerThreadDataSourceFilter
- All Implemented Interfaces:
- javax.sql.DataSource
public class ConnectionPerThreadDataSourceFilter
- extends java.lang.Object
- implements javax.sql.DataSource
Wraps another datasource for re-using already allocated thread connections.
Maintains one connection per thread/user name/pwd. Connection is allocated on first
getConnection() call. Every next call increments use counter.
Connection closes when it is not used (counter==0).
- Author:
- Pavel Vlasov
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
ConnectionPerThreadDataSourceFilter
public ConnectionPerThreadDataSourceFilter(javax.sql.DataSource master)
- Constructor
- Parameters:
master
- Master data sourceinitConnectionTransaction
- optional transaction to initialize connection
e.g. set database schema.
getLoginTimeout
public int getLoginTimeout()
throws java.sql.SQLException
- Specified by:
getLoginTimeout
in interface javax.sql.DataSource
- Throws:
java.sql.SQLException
setLoginTimeout
public void setLoginTimeout(int seconds)
throws java.sql.SQLException
- Specified by:
setLoginTimeout
in interface javax.sql.DataSource
- Throws:
java.sql.SQLException
getLogWriter
public java.io.PrintWriter getLogWriter()
throws java.sql.SQLException
- Specified by:
getLogWriter
in interface javax.sql.DataSource
- Throws:
java.sql.SQLException
setLogWriter
public void setLogWriter(java.io.PrintWriter out)
throws java.sql.SQLException
- Specified by:
setLogWriter
in interface javax.sql.DataSource
- Throws:
java.sql.SQLException
getConnection
public java.sql.Connection getConnection()
throws java.sql.SQLException
- Specified by:
getConnection
in interface javax.sql.DataSource
- Throws:
java.sql.SQLException
getConnection
public java.sql.Connection getConnection(java.lang.String user,
java.lang.String password)
throws java.sql.SQLException
- Specified by:
getConnection
in interface javax.sql.DataSource
- Throws:
java.sql.SQLException
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