com.cs.software.engine.datastore.database

Class ConnectionPool

java.lang.Object

com.cs.software.engine.FrameworkBase

com.cs.software.engine.datastore.database.ConnectionPool

All Implemented Interfaces:

FrameworkIntf, Serializable

public class ConnectionPool
extends FrameworkBase

See Also:

Serialized Form

Field Summary

Fields inherited from class com.cs.software.engine.FrameworkBase

active, initMessage, inProcess, jvmService, running, serviceData, totalErrors, totalMessages, totalProcessed

Fields inherited from interface com.cs.software.api.FrameworkIntf

CATEGROY_ADAPTER, CATEGROY_APP, CATEGROY_DB_CON, CATEGROY_DB_POOL, CATEGROY_ENGINE, CATEGROY_MODULE, CATEGROY_POOL_MGR, CATEGROY_QUEUE, CATEGROY_THREAD_MGR, CATEGROY_WORKER, COMMAND_DEREGISTER_KEY, COMMAND_PAUSE, COMMAND_REGISTER_KEY, COMMAND_RESTART, COMMAND_SHUTDOWN, COMMAND_START, COMMAND_STOP, FLAG_FALSE, FLAG_TRUE, PARAM_JVM_STR, PARAM_JVMID_STR, PARAM_SERVERNAME_STR, PARAM_SERVICEACTIVE_STR, PARAM_SERVICECATAGORY_STR, PARAM_SERVICENAME_STR, PARAM_SERVICERUNNING_STR, TYPE_CLUSTER, TYPE_DISPLAY_STR, TYPE_EVENT, TYPE_JVM, TYPE_JVM_STR, TYPE_MAX, TYPE_SERVER, TYPE_SERVICE

Constructor Summary

Constructors

Constructor and Description
ConnectionPool(DBAccess aDBAccess, String aPoolName, String anUrl, String anUser, String aPassword, int aMinPool, int aMaxPool, boolean aReadOnly)
ConnectionPool(String aPoolName, ConnectionQueue aQueue) Constructor - Creates new connection Pool

Method Summary

Modifier and Type	Method and Description
void	closeConnections() Will remove a connection from the pool ???? must add List for active sessions
JDCConnection	getConnection() Will return the next available connection from the pool, If none are available an max not reached then a new connection is created
ConnectionQueue	getConnectionQueue()
List<Object>	getPooledServiceData()
String	getPoolName() Returns the pool Name
int	getPoolSize()
String	getUserIdx() returns the user id
void	reapConnections() Will remove any bad connection Still missing: Check for bad process tying up a connection forever.
void	removeConnection(JDCConnection conn)
void	returnConnection(JDCConnection conn) Will return a connection back to the pool
void	setConnectionQueue(ConnectionQueue aConnectionQueue)

Methods inherited from class com.cs.software.engine.FrameworkBase

addInProcess, addTotalErrorNumber, addTotalMsgNumber, addTotalProcessed, deRegister, deRegister, doEventMessage, doMessage, getDefError, getInProcess, getJvmId, getJvmService, getName, getService, getServiceData, getServiceName, getStats, getTotalErrorNumber, getTotalMsgNumber, getTotalProcessed, initMessage, isActive, isRunning, register, register, resetTotals, setActive, setRunning, setServiceData, subtractInProcess

Methods inherited from class java.lang.Object

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

Constructor Detail

ConnectionPool

public ConnectionPool(String aPoolName,
                      ConnectionQueue aQueue)

Constructor - Creates new connection Pool

Parameters:

aPoolName - String Pool Name

aQueue - Queue

ConnectionPool

public ConnectionPool(DBAccess aDBAccess,
                      String aPoolName,
                      String anUrl,
                      String anUser,
                      String aPassword,
                      int aMinPool,
                      int aMaxPool,
                      boolean aReadOnly)
               throws SQLException

Throws:

SQLException

Method Detail

getPoolName

public String getPoolName()

Returns the pool Name

Returns:

String Pool Name

getConnectionQueue

public ConnectionQueue getConnectionQueue()

setConnectionQueue

public void setConnectionQueue(ConnectionQueue aConnectionQueue)

getUserIdx

public String getUserIdx()

returns the user id

Returns:

String User Id

reapConnections

public void reapConnections()

Will remove any bad connection Still missing: Check for bad process tying up a connection forever.

closeConnections

public void closeConnections()

Will remove a connection from the pool ???? must add List for active sessions

removeConnection

public void removeConnection(JDCConnection conn)

getConnection

public JDCConnection getConnection()
                            throws SQLException

Will return the next available connection from the pool, If none are available an max not reached then a new connection is created

Returns:

connection

Throws:

SQLException - sql

getPoolSize

public int getPoolSize()

returnConnection

public void returnConnection(JDCConnection conn)

Will return a connection back to the pool

Parameters:

conn - JDCConnection DB Connection

getPooledServiceData

public List<Object> getPooledServiceData()